18 By 20 Square Feet

Tile Calculator

The following tool estimates the total number of tiles necessary to cover a floor, roof, wall, or any other surface. Information technology also considers the gap or overlap between tiles for better accuracy, as shown in the figure below.

Tile Size:
Area to Cover:	Use Dimensions Utilize Total Expanse Total Area
Gap Size:	tile grout spacing, use negative value for overlaps.
Box Size (optional):	tiles per box
Price (optional):

Gap Size

Floor or wall tiles are typically installed with gaps between the tiles considering the average tile may look quite similar to the next tile, merely they are oft not uniform in shape and size, and would not fit properly if installed without any gaps. These gaps are most commonly filled with grout, and as such, are often referred to as grout size, or grout lines. Grout is a form of concrete, and the gap between tiles can range from anywhere between one-sixteenth of an inch to half an inch in size. Unlike sized tiles, materials, and blueprint needs all bear upon the size of the gaps. Although it is typically more hard to take pocket-size gaps betwixt tiles due to lack of a compatible shape and size, the apply of rectified tiles (tiles that undergo additional processing to ensure that they are uniform) can let for smaller spacing, though at an additional cost. For more uniformly cutting tiles such as granite, smaller grout spacing can consequence in less visibility of grout lines betwixt each tile.

In some cases, such as with roofing tile or the wood siding of a wall, rather than having a gap between them, tiles overlap to prevent leakage. The tile calculator tin can account for both of these situations. Either enter a positive value if there is a gap betwixt the tiles being used, or a negative value if the tiles overlap.

Tile Installation Options

Size

Tile size tin can range anywhere from smaller mosaics that are 3/8", to 24" × 48" slab tiles and everything in between. Square sizes (aforementioned width and length) are the near popular, accessible, and easiest to install. While direct border tiles (rectangular, foursquare, parallelogram) are the nearly common, unique tile shapes too be, though installation is not equally easy. Large tile sizes tin can make smaller rooms appear bigger, likewise every bit more than open and clean because there are fewer grout lines. Nevertheless, installing larger tiles results in more wastage, while using smaller tiles can help add texture to a room.

Material

There are a number of different classifications of tiles, including ceramic, porcelain, glass, quarry, and rock. Ceramic and porcelain tiles are the almost cost efficient, and come up in a variety of different styles. Glass tiles, while non appropriate for floor because they fissure under pressure, are visually unique and interesting; they are most unremarkably used for kitchen and bathroom backsplashes. Quarry tiles have rough surfaces that are skillful for floors that crave grip, and are commonly used outdoors and in eatery kitchens. Rock tiles include marble and granite, which provide unique and natural stone patterns, textures, and colors that are hard to achieve using ceramics. They too offer the illusion of blending into grout edges, giving off an overall compatible look.

Layout Pattern

At that place are many dissimilar patterns used when installing tiles. The most common pattern used is a linear filigree, with square or rectangular tiles, or a pattern involving angled squares or rectangles that form a typical diamond shape.

Running bail layouts (like those used with brick walls) involve starting time rows or columns of tiles, usually with a ii:1 length to border ratio. Running bonds generally employ nigh x% more material.

Herringbones involve aligning tiles in angled patterns, commonly 45 or ninety degrees. Similar to running bond layouts, herringbone layouts utilise more material than linear layouts.