Repair Kit

Belzona Emergency Duct Work Repair Kit

Compact duct repair kit for fast, cold-applied HVAC sealing.

See what’s inside
Belzona Emergency Duct Work Repair Kit — repair kit contents and lockable toolbox

The Belzona Emergency Duct Work Repair Kit is designed for fast, effective repairs to HVAC and ducting systems, particularly where leaks or damage occur. It includes Belzona 3121 MR7, a flexible, moisture-tolerant resin, and reinforcement cloth for strong, waterproof sealing. The kit provides surface prep materials and all necessary tools for cold-applied repairs, making it ideal for quick restoration of ductwork in industrial or commercial settings.

Best for

  • Quick repair of leaks in HVAC and ducting systems
  • Waterproof sealing of duct joints and damaged sections
  • Cold-applied ductwork repairs in commercial or industrial settings
  • Emergency restoration without specialized equipment

What’s in the kit

12 items

Reference tools including IFU, PSS, and SDS documentation are available with technical support upon purchase.

Common questions

What's in the Belzona Emergency Duct Work Repair Kit?

The kit contains 12 items packed in one toolbox: Belzona 3121 MR7, Belzona 3921 SC Conditioner, Belzona 9111 Cleaner/Degreaser, Belzona 9331 MR7 Reinforcement Cloth, Belzona Applicator, Belzona Spatula, Belzona Mixing Bowl, Latex Gloves, Scissor, 1 Inch Chipping Brush, Lockable Water Proof Tool Box, Printed Instructions and Documents.

How do I order this kit in Virginia, Maryland, Washington, D.C. or West Virginia?

Ordering is quote-based through Industrial Maintenance Solutions, the authorized Belzona distributor for Virginia, Maryland, Washington, D.C. and most of West Virginia. Call (540) 984-8162 or request a quote through the website form.

Flexible membrane

Belzona 3121 MR7 provides a moisture-tolerant, flexible seal for lasting ductwork repairs.

Compact format

Single-unit MR7 kit sized for quick, targeted duct repairs.

Reinforcement cloth

Belzona 9331 MR7 cloth adds structural integrity to the repaired area.

All-in-one toolbox

Applicator, spatula, mixing bowl, and brushes packed together for immediate deployment.

Industrial Maintenance Solutions

Get this kit — or help choosing the right one.

Tell us about the asset and we’ll get the right kit and materials to you, with technical support and 24-hour emergency response across Virginia, Maryland, Washington, D.C. and most of West Virginia.

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