CRL Handi-Foam® Triple Expanding - 29 Ounce Can *DISCONTINUED* Silicone Sealants CRL: RTV408

CRL: RTV408

In most cases no primer is required

for silicone building sealants

43S exhibits strong physical properties: 350 psi Tensile Strength

Not recommended for extended water immersion or interior applications

CRL Handi-Foam® Triple Expanding - 29 Ounce Can *DISCONTINUED* Silicone Sealants CRL: RTV408Insulates and Soundproofs Seals Around Window and Door Frames, Air Ducts, and Pipes CRL Handi Foam Triple Expanding is a one component polyurethane foam in a pressurized can that expands up to three times its original volume. Use Handi Foam as a fill to stop air infiltration from cracks, gaps, holes, etc. Use for gaps less than 3" (76 mm) and in bead applications. Requires moisture to cure, becomes tack free in 10 minutes, and cures in 12 to 24 hours.