A one-part, moisture cure Industrial & Construction Hybrid Sealant & Adhesive that cures to form a permanent, durable rubber for use in various adhesive & sealant applications. ASI 55 is very low odor, paintable, non-corrosive, has excellent UV resistance, and does not sag or slump. ASI 55 Hybrid Sealant & Adhesive is an excellent alternative to polyurethane and solvent based adhesive/sealant chemistries.