Stormdry Masonry Waterproofing Cream (20 Litre) 25 Year BBA Approved Exterior Brick Sealer. Breathable, Colourless Brick, Concrete, Stone, Mortar, Sandstone & Granite Waterproofer

PREMIUM High-Strength Wall Waterproofing for Brick, Stone, Mortar, Sandstone and Granite.Keeps walls dry to keep walls warm. Protect Internal and Cavity Wall Insulation from rain and moisture damage. 25 YEAR PROTECTION Stormdry’s cream-based formulation allows it to Penetrate Deeply forming an invisible Water Repellent barrier in a Single Coat Application BREATHABLE Allows masonry to breathe and dry naturally. Easy to Apply Penetrating Damp Treatment that maintains thermal properties of cavity wall insulation COLOURLESS brick sealer. Fully cured Stormdry brick damp seal will maintain natural appearance of the wall INDEPENDENTLY APPROVED, TESTED & VERIFIED: ✔️ BBA Approved (Certificate Number: 15/5198); ✔️ Tested by University of Portsmouth