PROSOCO R-Guard PorousPrep (4 Pails/Box)

PROSOCO R-GUARD POROUSPREPWATER-BASED SEALER FOR RAW GYPSUM BOARD EDGES PorousPrep is a water-based sealer designed to seal the dry, cut edges of gypsum wallboards exposed in rough openings for windows and doors. It ensures that Joint & Seam Filler or FastFlash can be applied efficiently and smoothly. With its glue-like viscosity, PorousPrep is easy to apply, minimizing spills and rundown for clean and consistent results. FEATURES Enhances efficiency: Prepares raw gypsum board edges for fast, effective application of Joint & Seam Filler or FastFlash®. User-friendly application: Glue-like viscosity ensures smooth application and reduces spills and rundown. Easy cleanup: Water-based formula allows for quick cleanup with no solvent odor. OVERVIEW PorousPrep brushes on easily and dries in 30 to 60 minutes when applied to dry surfaces. Its glue-like consistency ensures minimal mess while sealing raw gypsum board edges for enhanced compatibility with R-Guard air barrier systems.