RCD Corporation® PS·1 Mastic® is a fiber reinforced air duct sealant used for permanently sealing the fabricated joints and seams of sheet metal air ducts, UL listed rigid fiberglass air ducts, UL listed flexible air ducts, crawl space vapor retarders, and thermal insulation. Seals damaged and leaking air ducts and conditioned spaces from air infiltration. Easily applied.
• Water-Borne & Non-Flammable
• Weather Resistant
• Fiber Reinforced
• Contains Ceramic Microspheres
• Earns LEED Credits
• Elastomeric
• Easy Application & Clean-up |
Adheres to many substrates, including but not limited to:
• Aluminum & Aluminum Foil
• Calcium Silicate Insulation
• Cellular Glass
• Drywall or Gypsum Board
• Cellulose Insulation
• Cement Backer Board
• Closed Cell Foam Rubber
• Concrete & Masonry | • Fiberglass Insulation
• Foam-Plastic Insulation
• Galvanized Steel
• House Wrap
• Mineral Wool Insulation
• Paper
• Perlite Insulation
• Polyethylene Plastic | • Polystyrene Foam
• Polyurethane Foam
• Polyester Plastic
• Primed Steel
• PVC Plastic
• Spray Foam Insulation
• Stainless Steel
• Wood, Particle & Chip Board |
