Cof or coefficient of friction slip ratings published by tile manufacturers.
Tile coefficient of friction.
Specifiers routinely cite the 0 60 value as a requirement for americans with disabilities act ada compliance which isn t entirely accurate.
A major change is underway regarding the coefficient of friction for tile the frequently cited and specified measurement of a tile s frictional resistance and the parameter most closely related to traction and slipperiness.
This can give deceptive results applying safe ratings to some flooring samples that are in fact very slippery when wet.
Dcof stands for dynamic coefficient of friction.
In the us architects and designers generally look for a wet static coefficient of friction of 0 60 or higher by astm method c 1028 to assess potential safety for wet areas of level floors.
Coefficient of friction is 0 60 or greater wet.
The ceramic tile institute identifies tile in the following three categories.
Find all crossville tile products dcof ratings and learn how the dcof acutest works.
The commonly specified and often misunderstood value of 0 60 static coefficient of friction scof.
Coefficient of friction is 0 50 to 0 59 wet.
Meets or exceeds general safety and health regulations ada and osha requirements.
Provides dcof ratings for all product collections so designers architects and builders can find the best tile option for their commercial flooring project.