HF340 L.H. Dottie Handi-Foam Expanding Sealant

Handi-Foam is an expanding sealant which is a moisture-cure polyurethane foam. It is used to seal, bond, retrofit, insulate and deaden sound in electrical, plumbing, air-conditioning and refrigeration applications. It expands 2 to 3 times its extruded bead, and is rated R-5 for each inch of foam. Specifically designed to be dispensed as a bead for filling cracks. Substrate must be clean, firm, free of loose particles and dust.

• Seals To Prevent Air And Moisture Infiltration
  
• Seals The Building Envelope
  
• Improves Building Efficiencies By Sealing Penetrations
  
• Improves Indoor Air Quality
• 12 oz can