Interface and surfaces must be clean, dry and free of dust, dirt, oil and water-proofing and release agents. Cut cartridge nozzle at slant to 1/4" hole and puncture inner seal, apply bead size as desired. Apply uniform bead with steady pressure. Tool immediately after application to ensure full contact with both sides of the joint area. Sealant starts to skin over in 20-25 minutes.

SB-190 works well with all kinds of paint, including Kynar-500® and other polyester and synthetic baked on paint finished used for metal roofing. However, we do not recommend using adhesives with copper or lead roofs.