Amtrol® EXTROL® 102-1 EX Series Boiler System Expansion Tank, 4.4 gal Capacity, 0.57 Acceptance, 2.5 gal Acceptance, 100 psig Pressure, Heavy Duty Butyl/EPDM Diaphragm, 11 in Dia x 15 in H
Amtrol® EXTROL® Boiler System Expansion Tank, Series: EX Series, 4.4 gal, 11 in Dia, 15 in Height, 100 psig, Acceptance Factor: 0.57, 2.5 gal Acceptance Capacity, 240 deg F, Heavy Duty Butyl/EPDM Diaphragm, Steel Shell, Urethane Topcoat
Water-tight reservoir for expanded water Thick, heavy duty Butyl/EPDM diaphragm for long service life Sealed air cushion-factory precharged and 100% tested 12 psig factory precharge Strong, deep-drawn steel tank Projection welded air stem maintains precharge setting 1/2 in NPTM system connection Accepts expanded water as system temperature rises to reduce pressure build-up Helps reduce energy consumption and reduces system wear Fill-Trol® models eliminate the need for a separate automatic fill valve and tank pressure controls system fill Suitable in propylene glycol applications with mixtures up to 50%