Heating Resideo Expansion Tanks | 1/2″ External Npt Heating Expansion Tank (4.4 Gallon)

Honeywell Expansion Tanks Absorb Hot Water Expansion In Closed Heating Systems. They Are Equipped With Butyl Diaphragms To Separate The Air From The System Water. Pre-Pressurized, The Tank Keeps Fluids Circulating And Maintains Minimum Pressure.

Features:

• Butyl/Epdm Diaphragm- 9 Times Better Than Natural Rubber
• Deep-Drawn Steel Tank
• Controls System Pressure
• Air-Tight Cushion-Factory Pre-Charged To 12 Psig And 100% Tested

• Volume (Gal):4.4 Gal
• Maximum Acceptance Volume (Gal):2.5 Gal
• Diameter (In.) : 11″
• Height (In.): 15.5″
• Connection Type:Male Npt