GSL® CSD is a gypsum portland cement, designed for fire-rated corrugated steel deck construction applications. GSL CSD is lighter and thinner than other concretes. It can be poured as thin as 1” over the top of the fluting in the corrugated deck. GSL CSD weighs about 12.8 lbs. per square foot (over a 9/16” fluted deck).

GSL CSD’s formula increases performance delivering you with a smoother, high compressive strength substrate suitable for a variety of floor coverings. GSL CSD is mixed on job site with approved sands providing compressive strengths from 3000-4500 psi.

GSL CSD is designed for installation by trained contractors from DEPENDABLE, LLC. Please consult with a local representative for a list of contractors in a specific geography.