Ensure proper ventilation and improved heating performance with the Imperial 24 Ga. 4" x 5" Galvanized Increaser, crafted for long-term reliability. Used to increase diameter of galvanized round perimeter pipe. For single wall pipe. Large end only is crimped.. Engineered for reliability and efficiency, this heating and venting solution is ideal for any home or commercial space.

• Constructed with premium galvanized steel for exceptional strength and longevity.

• Effectively prevents heat loss and improves overall heating efficiency.

• Engineered for safe and reliable operation in high-temperature environments.

• Perfect for new installations or retrofits to enhance venting performance.

  Whether you're upgrading your system or installing a new one, the Imperial 24 Ga. 4" x 5" Galvanized Increaser delivers exceptional performance and lasting quality.