Porousprep - Water-Based Sealer for Raw Gypsum Board Edges
PorousPrep seals the dry, cut edges of gypsum wall boards exposed in rough openings for windows and doors. It ensures application of Joint & Seam Filler or FastFlash to dry-cut edges of gypsum wall board is fast and efficient. Its glue-like viscosity makes application smooth and easy, while reducing potential for spills and rundown.
- Ensures application of Joint & Seam Filler or FastFlash® to dry cut edges of gypsum wallboard is fast and efficient.
- Glue-like viscosity makes application smooth and easy while reducing the potential for spills and rundown.
- Water cleanup; No solvent odor
PorousPrep brushes on easily and efficiently, and its glue-like viscosity reduces rundown and potential for spills. PorousPrep usually dries in 30 to 60 minutes when applied to dry surfaces. Use R-Guard PorousPrep as part of a continuous, building-wide air barrier system, or to complement conventional waterproofing or air barrier components.