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- Amtrol® FILL-TROL® Boiler System Expansion Tank, Series: FT Series, 7.6 gal Capacity, 11 in Dia, 23 in Height, 100 psi, Acceptance Factor: 0.34, 2.5 gal Acceptance, 240 deg F, Heavy Duty Butyl/EPDM Diaphragm, Steel, Urethane Topcoat, Domestic
- The AMTROL FILL-TROL® system consists of a specially adapted EXTROL® pre-pressurized, diaphragm-type expansion tank and the FILL-TROL, a specially designed, automatic, fill valve
- Accepts expanded water as system temperature rises to reduce pressure build-up
- Eliminates need for a separate, automatic fill valve
- Fully adjustable
- Helps reduce energy consumption and reduces system wear
- Automatic air vent eliminates system air
- Air purger separates air from water
- System connection sets the point of no pressure change
- Water-tight reservoir for expanded water
- Sealed air cushion-factory precharged and 100% tested
- 12 psig factory precharged
- Strong, deep-drawn steel tank
- Projection welded air stem maintains precharge setting
- Tank pressure controls system fill
- Spring-loaded check valve
- Automatic shut-off valve spring
- Removable strainer
- Cold water supply
- Expansion bypass
- Fill gate stem
- Capacity7.6 galDiameter11 inDomestic / ImportDomesticHeight23 inAcceptance Capacity2.5Acceptance Factor0.34Diaphragm TypeHeavy Duty Butyl/EPDMFinishUrethane TopcoatManufacturerAmtrolManufacturer #111-1MaterialSteelPressure Rating100 psiSeriesFT SeriesTemperature Rating240 degF