Roof Mastic

"Roof mastic" to a type of sealant or coating commonly used for roofing applications. 

Trowel-applied Waterproofing MasticSingle-component, trowel applied waterproofing coating for below grade concrete structures such as structural/foundation walls, floor slabs, blinding, footings and other concrete in contact with the ground. Can also be used for repairing worn felt/asphalt roofs, parapets, flashings.Coverage: Approx. 3.8 m2/coat/3.785 Liter or 20 m2/coat/20 liter Pail @750 micron DFT.