Quiet Qurl® 55/025 RF is a nominal 0.25-inch, random-filament, corrugated, “U”-groove core sound control mat designed to limit impact noise in multi-family construction. It is made with a reinforced scrim and fabric combination to give the gypsum concrete some added tensile strength. Applications include: Multi-family construction: apartments and condominiums, Thin-pour applications for less transition., When a resilient ceiling is installed, With gypsum concrete, and Radiant-heated flooring when pumped with lightweight concrete or gypsum.