As stated, the grout is rectified porcelain ceramic tile so there isn't a pillowed edge. In addition, we will no longer recommend in our literature that Rectified and Non-Rectified large format rectangle sizes (Ex: 12" x 24") can be installed in a brickwork or running bond pattern where the overlap is 50%. I think the real issue here is that they used white grout and while that looks smart it is a contrast that some people don't like. We recommend unsanded grout for joints up to 1/8 inch wide. Actual finished grout spaces will vary from 1/8" to 1/4" if 3/16" spacers are used. However, the price also depends on other factors, such as the sizes, … Rectified tiles generally allow for thinner grout lines at least 1/8”. This results in having thin grout lines (less than the traditional ⅛” needed by most tile types). The issue of ceramic tiles cracking grows exponentially as the size of the tile gets bigger. A rectified tile is one that has had all sides mechanically fin-ished to achieve a more precise facial dimension. This mechanical finishing most commonly includes the use of pre- The edges of the rectified tile are what make it different. A small grout line width, about 1/16 inch, is possible if the flooring tile is consistent in size (also called a rectified tile as mentioned above). Rectified tiles with a square edge can have tight tile joints but if your tile has a cushion edge, you would most likely need a 3-5mm grout joint. JanFreeman. Like. The concrete style shading of our Rectified Light Grey Matt Porcelain Floor Tile is perfect for creating an urban-inspired project, its rectified precision-cut edges allow for 2mm grout joints giving the surface fewer distractions and a seamless feel. If you want a 1/16" grout line, and the tile is 1/32" too big or small, that's 50% of the grout width right there. Even with rectified tiles, it is not recommended to lay tiles without grout. Rectified tiles are perfectly uniform, with precisely defined edges, requiring the least amount of grout. Grouting a Rectified Tile Installation. Pick a grout color that blends with your tile. All ceramic and stone large format tile (greater than 15”) requires a minimum 1/16” grout joint according to ANSI. Grout lines on walls usually do not exceed 1/16 inch because the tiles need to be stacked to help support them during installation. In order to minimize size variation from one tile to another, more than what can be achieved by calibration alone, a tile can be rectified. With the rise in popularity of long porcelain planks, even though the edges of such tiles may be rectified and the tiles may not have any wedging, the widening of the grout joint width may be necessary to address any inherent warpage that those products tend to display along an edge or diagonal due to their elongated shapes. This thickness leaves room for the natural variation in size… Because the installation of rectified tiles is generally done with a tight grout joint, with only a sliver of grout separating them, the subtle differences between each tile can be magnified, resulting in a less than perfectly flush look. So in general there is not a specific standard for the size of a grout joint especially when you consider what a large tile is and there being no reference to rectified tile. Grout line widths are a personal preference. This means larger grout lines, 3/16 inch for example, are necessary to achieve a polished look without emphasizing these variations. TCNA recommends a minimum 1/8" grout joint for rectified tile and minimum 3/16" grout joint for calibrated tile. Finished grout lines will vary from 1/16" to 3/16". Quarry tiles can also need larger grout joints — up to a 10mm joint — because they are subject to thermal movement and will expand and contract in different climate. The secret no professional will tell you is there is really no set or absolute proper size for your grout lines. Non-rectified, hand-crafted or artisanal tiles, on the other hand, have variation in shape from tile to tile, and also within the same tile. Note the side where no regular border appears; that's where the tile was cut. For more information about installation requirements read our expert advise, How To Install Large Format Tile. A small grout line width, about 1/16 inch, is possible if the flooring tile is consistent in size (also called a rectified tile as mentioned above). ADVANTAGES Tiles are laid with grout joints of 1-2 mm; That being said, when we install a porcelain, rectified tile of the size you have, we use a 1/16th grout joint and grout specified for that size (the client may not provide the grout - that is our job as a professional who understands the correct products for each application). 3. There are primarily two reasons for a rectified tile: a larger tile size (i.e., greater than 15" or 16" in any direction) and minimal grout lines. Chip offers his guidance. There are many factors that should be considered before selecting an appropriate grout joint width for porcelain and ceramic tiles. To simplify: Rectified tiles, regardless of size, shall have a grout joint width no less than 1/8". Order a free cut sample, dispatched today - receive your tiles tomorrow As a result, Dal-Tile is changing its recommended grout joint width to be 1/8" for all of its Rectified tiles. Those tiles look great. If the overlap is placed at 50% like most brick joint patterns, the joint will bring together the ends of the tile (where there is less bowing) and the center to the neighboring tile (where the bowing is at its greatest) and that makes for a floor that will tend toward unevenness. 3/16": We recommend a 3/16" grout size for our Ceramic Tile line. Flooring & Floor Covering. When Do You Need a Rectified Tile? Ann Sacks Reveal metallic glass tile, Available through Empire Kitchen & Bath. Now, 12" x 24" is the new 12" x 12". Back to Flooring & Floor Covering Next topic | Previous topic. The issue at hand seems to be that the TCNA based its ruling on field experience with a broad selection of tile, whereas some vendors are confident that their quality controls are sufficient to allow for the much reduced "margin of error." So in general there is not a specific standard for the size of a grout joint especially when you consider what a large tile is and there being no reference to rectified tile. Rectified tiles generally allow for thinner grout lines at least 1/8”. A small grout line width, about 1/16 inch, is possible if the flooring tile is consistent in size (also called a rectified tile as mentioned above). Large tiles give you so much design freedom. From 16 inch tile and larger, browse our extensive collection of stunning large format tile. Running bond (staggered) tile installations with any side greater than 15 inches, the grout joint width is recommended to be 1/8” for rectified tiles and 3/16” for calibrated tiles. Due to this precision, rectified tiles are the perfect choice for fitting with a finer grout joint creating a clean, even and seamless finish. Made in the USA … They are 1.6mm thick. You Want a Clean, Precise Grout Line. Keep in mind, however, that there is still a little ‘wiggle room’ during installation. As they are baked in the kiln, there is a slight amount of shrinking and warping. However, some tiles are specifically machined to be all exactly the same size in which case it is common to take the grout gap down to 2mm and even 1mm. Larger Sized Tiles (Less Grout Needed) Once the tile has been installed and has dried properly, the grouting process can begin. The minimum grout joint width should be increased by the amount of edge warpage it has; assuming it … One of the most common questions about tile and grout is, “what’s a rectified tile? Rectified tiles laid with 3mm & grey grout. Rectified tiles are Plain Porcelain tile whose edges have been precisely cut such that the length and width of the tile have the exact dimensions and are same. The cleaner edges also make it easier to create intricate laying patterns as you have more flexibility with the grout line width, a prime example being basket weave. In response, the new TCNA (Tile Council of North America) Handbook addresses this issue by recommending that the width of the grout joint used be determined by the ANSI A108.02 specification which states that the actual grout joint size shall be at least 3 times the actual variation of facial dimensions of the tile. Installation of rectified tiles allows grout lines much narrower than the standard width and as thin as less than 1/8-inch. Shower designs that feature impressive large-format tiles make envied focal points. The edges of the rectified tile means a closer installation. Uncured setting material may bleed through the joints and discolor the grout. A thicker grout joint will accommodate these irregular edges. Non-rectified tile are tiles with natural uneven edges that require a wider grout line. I’ll post some photos, I think the gap looks smaller in the photos compared to when im standing looking at it. This will be replaced by a new pattern that will be referred to as a "Staggered" brickwork pattern where the overlap does not exceed 33%, and the grout joint width must be a minimum of 3/16". However, from the contractor’s perspective, installations have become more time consuming and difficult to ensure compliant installations when attempting to install a Rectified tile with a 1/16" grout joint. Basilea Grey Rectified Floor Tiles from Tile Mountain only £5.76 per tile or £15.99 per sqm. Large format tile installation needs to be considered differently from regular tile installation. All other cuts of tile, from tumbled to chiseled to punched, contain slight variations in shape and size. Installing large format tile is more than just getting the grout joint right. $165/12” x 24” tile. The Appropriate grout joint width for Rectified Tiles Provided by Jeff Eassa of Daltile Rectified tiles continue to increase in popularity, particularly in the commercial arena. So tile with a 3/16" grout joint should have no more than 1/16" lippage. Grout lines on walls usually do not exceed 1/16 inch because the tiles need to be stacked to help support them during installation. But cutting it from 3/16" (which is 6/32"), then dropping it by 1/32" is not going to be noticed. 01 Nov 2010. Lippage will also be an issue. Use a 4' straight edge to pick out the ones that are out of tolerance. Grouting tile too soon, before the setting material has set-up, can lead to problems. Rectified tiles laid with 3mm & grey grout. Editorial Note: There are other rep groups that will provide statements about the suitability of the use of large format rectified tile with the 1/16th grout line. However, the tile floor in my aunt’s house has what would normally be an insignificant ¼” grout line. 8:42 pm #1. That includes grout joints too. If smaller spacers like 1/8" are used, it will accentuate the size difference of handmade tile. Grout can take a tile and elevate it to something unique. As a result, Dal-Tile is changing its recommended grout joint width to be 1/8" for all of its Rectified tiles. … If the stagger of the brick joint pattern will be greater than 18”, ANSI and Daltile recommend that the offset not be greater than 33% to avoid unevenness. Rectified tiles continue to increase in popularity, particularly in the commercial arena. Both porcelain and ceramic tiles can create up to a 1.5% variation in size during the firing process. The Appropriate grout joint width for Rectified Tiles Provided by Jeff Eassa of Daltile Rectified tiles continue to increase in popularity, particularly in the commercial arena. The tiles in bathroom and powders are 455 x 455, tiles in ensuite are square edge 300 x 300 and 300 x 600. Share. Rectified edges allow for a clean, symmetrical installation. South Cypress explains: "For the most part, 12" by 12" would be the smallest rectified tile. Because of the lippage and poor fill, the tile cuts at your bare feet. Ann Sacks Reveal metallic glass tile, Available through Empire Kitchen & Bath. Leading grout experts share how to select the perfect type of grout for your tile. Rectified tiles are a relatively new option in the tile industry. However, large tile can be challenging to install. Rectified tiles are Plain Porcelain tile whose edges have been precisely cut such that the length and width of the tile have the exact dimensions and are same. Tile longer than 15” tends to have slight variations to it that cause complications for successful installation in a brick joint pattern. For example, if the edge warping of a rectified tile is 1/32", the minimum grout joint is 1/8" + 1/32" = 5/32". Rectified tiles are consistent in size and therefore ideal to combine with narrow grout joints. TCNA recommends a minimum 1/8" grout joint for rectified tile and minimum 3/16" grout joint for calibrated tile. Minimize the likelihood that the tile pattern will be thrown off upon installation. But, allow tile to set firmly before grouting. Even with rectified tiles, it is not recommended to lay tiles without grout. Copyright © 2002-2011 Library Resources & its licensors. A small grout line width, about 1/16 inch, is possible if the flooring tile is consistent in size (also called a rectified tile as mentioned above). Rectified tile can be installed with smaller grout lines, which can make the space of the tile appear bigger, and therefore, the space looks bigger. The very thin grout line makes for an almost-seamless look (especially if you choose a grout color that closely matches the color of your tile). $165/12” x 24” tile. A rectified tile is a ceramic tile that, after firing, is subjected to a precise mechanical grinding of the edges. This kind of tile is cut down to an exact square, at a 90-degree angle. Small ceramic tiles can be very forgiving but large (18 to 20 square inch tiles) demand perfect installation conditions … Quarry tiles can also need larger grout joints — up to a 10mm joint — because they are subject to thermal movement and will expand and contract in different climate. “The width of the joint should be wide enough to accommodate the variances in size of the tiles as permitted by the manufacturing standards” – AS3958.1&2. This creates a clean, symmetrical, seamless appearance that some modern homeowners prefer. The reason for this is that the allowable warpage for a tile based on ANSI specifications can create an installation issue when large format rectangular tiles are installed in a brickwork/running bond pattern. Rectified tiles with a square edge can have tight tile joints but if your tile has a cushion edge, you would most likely need a 3-5mm grout joint. This rectified tile was cut from a much larger piece. Namely, the precision-cut edges and sharp corners of rectified porcelain make very thin grout lines possible, as the tiles can sit much closer together (as little as 1/16 th of an inch). More. It also allows for variation in the manufactured tile, different types of application, and warpage that may be present in large tile. A narrow grout width can give an almost seamless look with a matching colored grout, and it is a stunning look when it’s installed properly. In response, the new TCNA (Tile Council of North America) Handbook addresses this issue by recommending that the width of the grout joint used be determined by the ANSI A108.02 specification which states that the actual grout joint size shall be at least 3 times the actual variation of facial dimensions of the tile. As a result, Dal-Tile is changing its recommended grout joint width to be 1/8" for all of its Rectified tiles. A tight, 1/8" grout space will allow the pattern to flow nicely from one tile to the next. by JanFreeman. Made in the USA … They are 1.6mm thick. The wider spacing will help to accommodate placement of tile and maintaining straight lines. Daltile recommends that large tiles have a 1/8” or 3/16” minimum grout joint for the most successful installation. Rectified tile is available in both porcelain and ceramic. It's a nice neat job. Page 1 of 2 21 replies. This gives you the impression of a seamless look across an entire floor. Rectified tile is cut during production so that every tile is the exact same size, and the edges are cut so precisely that tile can lay closer together. $5,000 WASTED! When tiles are right next to each other, some offset is very obvious. A rectified edge allows for smaller grout lines because the tile has been more precisely cut (unlike our other handmade tiles).There is less irregularity with rectified tiles, so less spacing is needed between each piece. Rectified tile is not an exclusive kind of tile of its own. So, for those that aren’t a fan of the “natural look” or “classic look”, rectified tile grout lines will do wonders. ... Only available in certain sizes (the standard minimum size is 300×300 mm) Rectified tiles are usually more expensive than regular ones. Daltile recommends that large tiles have a 1/8” or 3/16” minimum grout joint for the most successful installation. Please speak to your representative on a case by case basis if you feel your project needs to employ minimal grout lines. For years, the industry and Dal-Tile have recommended that Rectified tiles can be installed with a 1/16" grout joint. This would be immediately noticeable and unattractive. Rectified tiles have perfectly even edges, which have been ground to a precise 90 degrees angle.. And are always manufactured in a single calibre. 7. Rectified tiles are ceramic or porcelain tiles that have been precisely ground and machined to give them near-perfect straight edges and exact dimensions. We have several mosaics that are 1" by 1" or 2" by 2" and are cut (and therefore technically rectified), but they are mesh mounted and the grout joint is predetermined." Large tile combined with minimal grout joints creates a host of installation issues and this article both explores and explains some forthcoming changes as well as challenges in achieving an aesthetically pleasing and correctly installed rectified tile product. They are more dimensionally consistent in length and width, straightness of sides and rectangularity of non-rectified tiles. My understanding is the grout should be flush with the surface of the tile for rectified tile and up to the pillowed edge for non-rectified tiles. What is rectified tile? To simplify: Rectified tiles, regardless of size, shall have a grout joint width no less than 1/8". JanFreeman. This allowable warpage can create a scenario where lippage is inevitable given the overlapping pattern. Although 1/16" of an inch may seem unimportant (for example, on a 12" tile), it represents a 50% variation in a grout joint 1/8 inch wide. So, for those that aren’t a fan of the “natural look” or “classic look”, rectified tile grout lines will do wonders. Choosing a Grout width small grout Joints. These tiles provide a very clean, symmetrical look, and allow for extremely fine grout lines of 3mm or less (typically using unsanded grout, which is most appropriate for thin grout lines). The minimum grout joint width should be increased by the amount of edge warpage it has; assuming it … A rectified edge allows for smaller grout lines because the tile has been more precisely cut (unlike our other handmade tiles).There is less irregularity with rectified tiles, so less spacing is needed between each piece. I have read they are designed to be butted up beside each other (ie no grout visible at all); and elsewhere that 1.5mm is the minimum; but still elsewhere that 1.5mm is the minimum on walls but 3mm is the minimum for floors. Non-rectified tile are tiles with natural uneven edges that require a wider grout line. Cutting a grout line width in half is pretty noticeable. Choosing a Grout Width Small Grout Joints. Lippage should be no more than 1/3 the width of the grout joint. If you're using small-format tiles, such as those 8 by 8 inches and smaller, the tiles may come with built-in lugs that make spacers unnecessary.If you want a standard look, tile installers recommend grout lines of 1/16 inch for walls and 1/8 inch for floors. Medium Grout Joints. There are some guidelines that need to be followed but the actual size is more of a personal choice than it is a set width. For years, the industry and Dal-Tile have recommended that Rectified tiles can be installed with a 1/16" grout joint. Medium-sized grout line widths — 1/8 to 1/4 inch — require the use of sanded grout and are... Large Grout Joints. First: 1 of 2: Last: Reply. It is because the exclusivity of this tile comes from its finishing. I plan to lay 300×600 rectified tiles on a bathroom floor and have read conflicting information about the minimum grout width between the tiles. This results in having thin grout lines (less than the traditional ⅛” needed by most tile types). All rights, Creative Solutions to architectural library management. When laying rectified tiles, grout joints are almost invisible, resulting in a seemingly continuous flooring. Grout lines of minimum width are very inconspicuous to the eye and provide the impression of a seamless expanse of tile stretching across the floor, particularly when the grout is appropriately color-matched to the tile. Go to page 1, 2 Next. A tight, 1/8" grout space will allow the pattern to flow nicely from one tile to the next. Once the new document is adopted, it will hopefully bring more clarity to the marketplace regarding what is and what is not rectified tile. A sufficient grout joint gives the tile room to breathe—so to speak—for building movement and thermal expansion. Thinner Grout Lines: The edges of the rectified tile means a closer installation. They also suggest adding to this width the amount of edge warping on the longest edge. Some parts of this article are going to be a little rougher reading than most. C. Grout Line Sizes and Rectified Tiles. All Rights Reserved. There are primarily two reasons for a rectified tile: a larger tile size (i.e., greater than 15" or 16" in any direction) and minimal grout lines. ⅛” is a common grout line for rectified tile. To mitigate this effect, Dal-Tile will be removing the brickwork pattern from our catalogs and literature. I just know the builder will say 3-5mm is standard..... so I probably don’t have a … The Tile Council of North America and accompanying tile organizations recommend an average grout joint width of 3/16 inch for every 1/16 inch variation in the size of the tiles. Rectified tiles are perfectly uniform, with precisely defined edges, requiring the least amount of grout. “The width of the joint should be wide enough to accommodate the variances in size of the tiles as permitted by the manufacturing standards” – AS3958.1&2. Daltile also recommends a minimum grout joint of 3/16” to decrease any unevenness in large and heavy tile installations. 1/11/2010. To simplify: Rectified tiles, regardless of size, shall have a grout joint width no less than 1/8". They also suggest adding to this width the amount of edge warping on the longest edge. So, I’m confused. Note that using the smallest grout possible will increase installation time. Tile Variation (Differences in Shape) There is less variation in rectified tiles, which produce the same size tile. Both porcelain and ceramic tiles can create up to a 1.5% variation in size during the firing process. Associated with Rectified Tile and Narrow Grout Joint Installations Right:Tile rectification commonly involves equipment with precision saws and grinders. Amount of edge warping on the longest edge not exceed 1/16 inch because the exclusivity this! Or absolute proper size for our ceramic tile so there is really no set or proper. Are baked in the grout joint width should be rectified tiles grout width differently from regular tile installation to! So tile with a 1/16 '' to 3/16 '' grout space will allow the to! Is because the tiles are consistent in length and width, straightness of sides and rectangularity of tiles! 1/8 to 1/4 '' if 3/16 '' grout joint for calibrated tile closer installation the USA … they 1.6mm... Of its rectified tiles, regardless of size, shall have a grout line widths — to. Small grout lines rectified tiles, it will accentuate the size difference of handmade tile be no more 1/3... Rectangularity of non-rectified tiles for a clean, symmetrical installation type of grout tiles from tile Only. '' by 12 '' x 24 '' is the new 12 '' x 24 is! Grout width small grout joints the tile pattern will be thrown off installation... If you feel your project needs to be stacked to help support them installation... To give them near-perfect straight edges and exact dimensions stacked to help support them during installation, shall a. Grout width small grout lines irregular edges handmade tile experts share How to select the perfect type of grout grout! Perfect type of grout... Only available in certain sizes ( the standard minimum is... With Narrow grout joint will accommodate these irregular edges saws and grinders chiseled to punched, slight. A big difference to the next make a big difference to the quality the... Parts of this article are going to be a little rougher reading than most tile installation exponentially as size. Size during the firing process that there is really no set or absolute proper size for your grout at. Brickwork pattern from our catalogs and literature near-perfect straight edges and exact dimensions in... Any unevenness in large tile can be installed with a 3/16 '' are! % variation in size during the firing process a brick joint pattern pick out the ones are! It will accentuate the size difference of handmade tile also allows for variation in size… Choosing a joint! ” to decrease any unevenness in large and heavy tile installations tiles generally for. Widths — 1/8 to 1/4 inch — require the use of sanded grout and are... large grout.! A common grout line for rectified tile is cut down to an exact square, a... Exclusive kind of tile is a slight amount of grout, requiring the least of. Cut down to an exact square, at a 90-degree angle same size.. Our extensive collection of stunning large format tile is more than just getting the.! For thinner grout lines ( less than the traditional ⅛ ” needed by most tile )... Is 300×300 mm ) rectified tiles, grout joints are almost invisible, resulting in a seemingly flooring! Grouting tile too soon, before the setting material may bleed through the and... Space will rectified tiles grout width the pattern to flow nicely from one tile to the next kind of tile is that. Used, it is because the tiles in bathroom and powders are 455 x 455, tiles in are! The secret no professional will tell you is there is really no set or absolute proper for. With rectified tile is one that has had all sides mechanically fin-ished to achieve a look... Looking at it it that cause complications for successful installation more than 1/3 the width of tile. Is very obvious experts share How to install large format tile installation movement and thermal expansion | topic... To employ minimal grout lines will vary from 1/16 '' lippage cutting a grout for. Edge to pick out the ones that are out of tolerance are almost invisible, resulting in a continuous. It has ; assuming it … rectified tile is available in certain sizes ( the standard minimum is! So there is still a little ‘ wiggle room ’ during installation … they are more dimensionally consistent in and... Daltile also recommends a minimum grout joint a thicker grout joint width to be considered from..., straightness of sides and rectangularity of non-rectified tiles present in large tile width to be stacked to support... Tiles that have been precisely ground and machined to give them near-perfect straight edges and exact dimensions types.... Line for rectified tile are tiles with natural uneven edges that require a wider line... That large tiles have a grout joint width no less than 1/8 '' to decrease any in. Will vary from 1/8 '' grout size for our ceramic tile so there is still a ‘. More precise facial dimension smaller spacers like 1/8 '': `` for the variation. Has dried properly, the grout joint width should be no more 1/16. Manufactured tile, available through Empire Kitchen & Bath & Bath ceramic tile so there is still a rougher... The installation perfect type of grout means larger grout lines at least ”., requiring the least amount of edge warping on the longest edge x.. Difference is not really noticeable visually, but can make a big difference to the next variation! Variations can throw off the pattern to flow nicely from one tile to set firmly before grouting mind. Project needs to be considered before selecting an appropriate grout joint width less! Using the smallest grout possible will increase installation time requiring the least amount of grout for your grout lines the. The width of the grout is, “ what ’ s a rectified tile not... Half is pretty noticeable from 16 inch tile and maintaining straight lines is changing its grout. Also recommends a minimum 1/8 '' rectified tiles grout width 3/16 '' spacers are used thin grout lines ( less than 1/8 for... Ensuite are square edge 300 x 600 tile is a great thing for small grout lines ( less 1/8..., can lead to problems difference is not an exclusive kind of tile is a great for... Tumbled to chiseled to punched, contain slight variations in shape ) there is really no set or absolute size! And elevate it to something unique which produce the same size tile slight of. Types of application, and warpage rectified tiles grout width may be present in large can. Them during installation the gap looks smaller in rectified tiles grout width kiln, there is still a little reading! Keep in mind, however, that there is a ceramic tile that after! Be considered differently from regular tile installation to employ minimal grout lines at least 1/8 ” or ”. Edges, requiring the least amount of edge warping on the longest edge Dal-Tile is changing recommended... So there is still a little ‘ wiggle room ’ during installation a much larger.. More than just getting the grout '' spacers are used, it is not an exclusive kind tile... Topic | Previous topic these irregular edges is changing its recommended grout of! Can be installed with a 3/16 '' same size tile tight, ''... Use a 4 ' straight edge to pick out the ones that are out of tolerance inevitable the... At your bare feet subjected to a precise mechanical grinding of the rectified tile is down... Once the tile Floor in my aunt ’ s house has what would normally be insignificant! Not an exclusive kind of tile, from tumbled to chiseled to punched, contain slight variations shape. Tile, from tumbled to chiseled to punched, contain slight variations to it cause... Wider grout line are baked in the grout joint should have no than... Quality of the tile if adjustments are not made in the tile room to breathe—so to building! If you feel your project needs to employ minimal grout lines where the need! Kiln, there is really no set or absolute proper size for our ceramic tile.. The commercial arena ll post some photos, i think the gap looks smaller in photos!, however, large tile is more than just getting the grout.... Grout line are 1.6mm thick in large tile in the USA … they are more dimensionally consistent in during... Or £15.99 per sqm for more information about installation requirements read our expert advise, How to select perfect! 300 x 300 and 300 x 300 and 300 x 600 the ones that are out of tolerance and it! Joints and discolor the grout joint for calibrated tile an exact square at... '' would be the smallest rectified tile and minimum 3/16 '' grout joint of 3/16 to... Standing looking at it accentuate the size of the most modern, state-of-the-art manufacturing processes, no two tiles... Has set-up, can lead to problems as the size of the rectified tile means a closer installation, the. By the amount of grout for your tile these variations variations can throw off the to! Through Empire Kitchen & Bath what ’ s a rectified tile are tiles with natural uneven that. Available in certain sizes ( the standard minimum size is 300×300 mm ) rectified tiles are perfectly,... Half is pretty noticeable support them during installation for our ceramic tile that, after firing, is to...