Henry 289 white roof sealant is a white elastomeric acrylic patching compound specially formulated for repairing and preventing roof leaks prior to coating with an acrylic reflective coating.
Roofing white mastic.
Henry 289 elastocaulk is a white vinyl acrylic compound that s designed to seal seams and roof leak areas.
Several different kinds of products are referred to as mastic.
September 10 2020 roof mastic is a roofing product used to seal a roof so water cannot penetrate.
Use with 296 elastotape for reliable repair prevention.
Generally speaking roof mastics are sticky drying to a flexible rubbery finish after they are applied and allowed to cure.
Henry 289 elastocaulk will not crack craze or lose adhesion when applied as directed to a smooth clean sound roof surface.
Easy to apply fiber reinforced for superior crack bridging performance.
Doesn t bleed through reflective coatings.
Tropical roofing products 979 great white mastic isa white solvent based fiber reinforced sebs rubber masticformulated to repair tpo membranes.