389751 4.4 Gal Extrol 1" Expansion Tank Kit

• Hydronic Expansion Tank Combination Kit
• Type Vertical
• Inlet/Outlet Connection 1" Female Threaded
• Tank Material Steel
• Temperature Rating 240 Deg F
• Pressure Rating 100 PSIG
• Tank Capacity 4.4 Gallon
• Diaphragm Type Butyl/EPDM
• Inclusions/Features Automatic Air Vent

Install Instructions

Automatic Air Vent Eliminates System Air; Air Purger Separates Air from Water; System Connection Sets the Point of No Pressure Change; Watertight Reservoir for Expanded Water; Thick, Heavy Duty Butyl/Perm Diaphragm for Long Service Life; Sealed Air Cushion Factory Pre-Charged and 100 Percent Tested; Strong, Deep-Drawn Steel Tank; Projection-Welded Air Stem Maintains Precharge Setting