: Machine-cut edges are perfectly square, allowing for ultra-thin grout lines ( 1.5mm ) for a seamless, modern look.
Porcelain is classified by its intended use. Always check the packaging for these two critical ratings: buy porcelain tiles
: Ideal for high-traffic residential areas like kitchens, hallways, and mudrooms. PEI 5 : Engineered for commercial or industrial settings. DCOF Rating (Slip Resistance) : Machine-cut edges are perfectly square, allowing for
: Softer, rounded edges that require wider grout lines ( 3mm+ ). These are more budget-friendly and better for slightly uneven subfloors. Surface Finishes Things to Consider When Buying Porcelain Tiles : Blog PEI 5 : Engineered for commercial or industrial settings
The Porcelain Enamel Institute (PEI) rating tells you if a tile can handle foot traffic: : Suitable for walls only (e.g., backsplashes).
To buy porcelain tiles successfully, you must match the tile's durability and slip resistance to your specific room needs while planning for a higher installation cost than standard ceramic. As of early 2026, porcelain tile materials generally range from , while professional installation can add $5 to $22 per square foot . 1. Match Tile Ratings to Your Room