Bell & Gossett, a xylem brand Potable Water Diaphragm Expansion Tanks (Non-Code)

Bell & Gossett expansion tanks are designed to absorb the force of thermal expansion in hydronic heating and domestic potable water systems. Series HFT tanks for hydronic heating systems are available in sizes from 2 – 86 gallons. Tanks for potable water systems, Series PT and PTA (ASME construction) are available in sizes from 2 – 528 gallons. Residential and Commercial Applications Controls System Pressure Protects Plumbing Fixtures Eliminates Relief Valve Blow-Off FDA Approved Materials High Maximum Operating Temperatures High Working Pressures of 150 PSI