Bell & Gossett 1BN321LF PT-42V Lead Free Floor Standing Potable Water Diaphragm Expansion Tank 20 Gallon (For Domestic/Drinking Water Applications)
Specifications
System Connection 1” FNPT
Factory Precharge Pressure: 38 PSI
Tank Volume Gallons (Liters) 20 (76)
Acceptance Volume Gallons (Liters) 11.4 (43)
Charging Valve .305"−32 NC
Diameter Inches (MM) 15-3/8 (390)
Height Inches (MM) 32-1/2 (825)
Maximum Design Pressure: 100 PSI (689 kPa)
Max. Design Temp: 200 °F (93 °C)
Construction
Shell: Carbon Steel
System Connection Stainless Steel
Butyl Diaphragm; Polypropylene Liner
The Series "PT" tank is designed to absorb the forces of expanding water and protect the domestic water system from pressure build up. The FDA approved heavy duty butyl diaphragm and polypropylene liner
Safe Drinking Water Act Compliant (Lead Free / Low Lead)
Replaces: 1BN005, 1BN321
