RUBI Cellulose Epoxy SUPERPRO Float Sponge heat-mats The 1-5/8" coarse thread design

The 1-5/8" coarse thread design is intended for wood stud installations and is sized for use with GURU W-S Foam Tile Backerboard assemblies

AP16® Compatibility Only: Fits ProKnee® AP16® All Purpose knee pads exclusively

It features a waterproof XPS foam core

Any-Angle Spray: Comfort tip allows spraying from any angle

Terrazzo & Calcium-Based Stone Removes Light Scratches

RUBI Cellulose Epoxy SUPERPRO Float Sponge heat-mats The 1-5/8" coarse thread designThe RUBI Cellulose Epoxy SUPERPRO Float Sponge is designed for epoxy grout cleanup on ceramic, porcelain, and stone tile installations. Its 100% plant based cellulose construction provides high absorption and chemical resistance for grout washing applications. The sponge features Level 4 absorption, Level 4 abrasion resistance, and resistance to acid and solvent based cleaners. It is compatible with replaceable handles and measures 11 3 4" x 5 3 8" x