Carlisle HVAC understands the importance of a duct system that provides optimal thermal comfort, indoor air quality, and energy efficiency.  As a leading pioneer in the HVAC sealant industry, our products are contractor-approved, award-winning and backed by a warranty you can trust. Ensure the longevity and efficiency of ductwork and equipment with our warrantied solutions:

Rooftop Foil-Sealant Duct Sealing System Warranty

The Hardcast Foil-Sealant Duct Sealing System, a system that reduces ductwork air leakage, energy loss and moisture intrusion, is a combination of rolled mastic sealant and brush- or spray-applied mastic. This system includes Hardcast’s Iron-Grip® 601, Spray-Seal™ or Versa-Grip™ 181 liquid mastic sealant. Once the liquid sealant has cured completely; the mastic is overlaid with a 4" wide strip of AFT-701 rolled sealant. When properly installed, our Foil-Sealant Duct Sealing System is eligible for a 10-year material only warranty.

Gripnail Equipment

All Gripnail Fastening Equipment is thoroughly inspected and tested before leaving the factory. Gripnail Corporation warranties its equipment to be free from defects in workmanship and materials under normal and proper use for a period of one (1) year from date of sale to original end purchaser.

The warranty does not apply when repairs or attempted repairs have been made by persons other than Gripnail Corporation’s authorized service personnel, or where it is determined by our service personnel that the equipment has been subjected to misuse, negligence or accident. If it is determined that any fasteners other than those manufactured by Gripnail have been used in this machine or tool, the warranty is terminated.

This warranty is not effective unless equipment is properly registered with the factory through the use of warranty information card prior to use. Gripnail Corporation shall not be liable for contingent damages or delays caused by defective materials or any other means beyond our control.