Speedi-Products 4 in. Sheet Metal 30-Gauge Round Pipe. For use in HVAC warm air duct supply, return and exhaust systems. Crimped end for easy installation into additional pipe or fittings. Can be used for Remodeling, Do it yourself and New Residential projects.
- 4 in. sheet metal 30-Gauge round pipe
- Used in HVAC warm air supply, return and exhaust duct systems
- Seal joints with approved duct mastic sealants
- Insulate ductwork for improved energy efficiency and comfort
- Consult your local building codes for approved installation practices