POLYGUARD Blue Barrier Liquid Flashing 3-Pack and 1-Gap Filler (20oz Sausage Tubes). Weather Resistant Air Barrier System Around Window and Door Installations. Low VOC, Made in The USA.
Product information
$106.79
Product price and availability are accurate as of January 26, 2026 at 10:56pm and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.
Additional details
Features
Kit Includes: Liquid Flashing 20oz Sausage x 3, Gap Filler 20oz Sausage x 1. Creates an air-tight seal that resists harsh elements. Permanently flashes and seals around building penetrations. Superior adhesion to concrete, metal, CMU block, untreated OSB or plywood sheathings, gypsum, and ICF. Shore A Hardness of 55-65 with Tensile Strength of 300-350 PSI, Elongation of 200-250%, and 100% solids content. Bonds to multiple substrates in either wet or dry conditions. Tack-free in 30-45 minutes. Cures in 8+ hours depending on conditions. Complies with ASTM E84, AAMA 714-715, and NFPA 285 under many wall assemblies. Application ambient and surface temperature range of 40-100°F.