- Ready-to-Use Product Type:Waterborne Adhesive
- Application Area:AC Ducts
- Compatible Substrates & Surfaces:Fiberglass, Metal
- Application Method:Brush, Trowel
Childers® CHIL-TUFF™ CP-181 is a fire-resistive, fibrated, water-based duct sealant and mastic for use on heating, ventilating and air conditioning duct systems. It is easily applied by brush and will not drip or sag. When dry, it forms a tough, flexible, UV- and water-resistant air seal.