Diversitech DIVE-800-008 Pro-air Duct Sealant 10.5 Oz

Product Description

The DIVERSITECH DIVE-800-008 is a water-based, fiber-reinforced duct sealant formulated for sealing HVAC duct systems in both indoor and outdoor applications. It delivers long-term flexibility and strength, making it a reliable choice for sealing joints and seams on metal heating, ventilating, and air conditioning ductwork. The sealant meets U.L. Class 1 rating requirements and is suitable for use up to 10 inches of water column pressure without requiring fiberglass mesh reinforcement. Licensed HVAC technicians and sheet metal contractors use this product as part of standard duct installation and retrofit work.

This sealant is appropriate for residential and light commercial HVAC applications. It is compatible with metal duct systems, fiberglass duct board systems, and flex duct systems. The water-based formula cleans up easily and is suitable for both new construction and service work where duct leakage must be addressed to meet energy codes or system performance requirements.

Key Features

• Water-based, fiber-reinforced formula provides long-term flexibility and strength
• Rated for use up to 10 inches of water column pressure without mesh reinforcement
• Meets U.L. Class 1 rating for duct sealant applications
• Suitable for indoor and outdoor use
• Compatible with metal duct, fiberglass duct board, and flex duct systems

Compatibility

Designed for use on metal heating, ventilating, and air conditioning duct systems, fiberglass duct board systems, and flex duct systems in residential and light commercial installations.

Installation Notes

Installation is typically performed by licensed HVAC technicians or sheet metal contractors. Before applying, ensure duct surfaces are clean, dry, and free of dust, oil, or loose debris for proper adhesion. Power down the air handling system before beginning duct sealing work. Follow local mechanical codes and manufacturer application guidelines for coverage and cure time requirements.

Technical Specifications

• Product Type: Duct Sealant
• Formula: Water-based, fiber-reinforced
• Volume: 10.5 oz
• Pressure Rating: Up to 10 inches of water column
• Listing: U.L. Class 1
• Application Environment: Indoor and outdoor

Standard Information

• Brand: DIVERSITECH
• Manufacturer Part Number: DIVE-800-008