GAF FlexSeal™ Caulk Grade Sealant
Designed for use on metal, copper, concrete, wood, asphalt shingles, SBS, APP, EPDM, BUR, TPO and PVC substrates. Especially designed for use where elastomeric caulks are required; like term bar applications, or around clamping rings at penetrations. It will not chalk, crack, or peel and is ideal for termination bar, railing, step flashings, or edge metal.
10 oz Caulk Tube - 20 /ctn per box