• Heavy duty butyl rubber diaphragm (FDA approved) isolates water from air.
• Polypropylene liner, 100% non-metallic, non-corrosive water reservoir.
• Full size range: 2-528 gals., for all water heating volumes (ASME available).
• Prevents water hammer.
• Maintenance free.
• Protects water heater from harmful pressure cycling.
• Allows storage of expanded water with no increase in system pressures4.4 Gallon Thermal Expansion Tank for Domestic Hot Water| Overview | The Honeywell Thermal Expansion Absorber is a welded, pressurized expansion tank with a butyl diaphragm to control excess pressure in potable hot water systems. The Thermal Expansion Tank controls pressure build-up in the system, eliminates relief valve spillage, protects fixtures and extends water heater life. |
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| Maximum Acceptance Volume (gal) | 3.2 gal |
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| Maximum Acceptance Volume (L) | 12.1 L |
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| Connection Size (in.) | 3/4 in. |
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| Maximum Safe Operating Pressure (psi) | 150 psi |
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| Maximum Safe Operating Pressure (kPa) | 1034 kPa |
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| Materials | Connection: Brass |
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| Maximum Operating Temperature (F) | 200 F |
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| Maximum Operating Temperature (C) | 93 C |
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Product Family
All orders are shipped same-day if the order is received by 1:00 PM Central Time. We ship worldwide.
UPS Hoilday Delivery Schedule
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