Quick view Compare Add to Cart WaterArmor - 1 Gallon WaterArmor™ Liquid Waterproofing is a 100% acrylic based, ready to use formula. It can be brush, roll or trowel applied to provide a barrier resistance to air and water.• Gallon sized pail• Type III air barrier• Excellent tensile... MSRP: Was: Now: $78.57 Quick view Compare Add to Cart Quantity Add to Cart