CALEFACTIO, HGT-90, FIXED BLADDER, EXPANSION TANK, 13 GAL, 1 IN CONNECTION, MNPT, STEEL 3-Way Guard Material-Steel

Guard Material-Steel

Number of Lamps 1 or 2

Width: 52"

Damp Dry Signal

Cast iron housed

CALEFACTIO, HGT-90, FIXED BLADDER, EXPANSION TANK, 13 GAL, 1 IN CONNECTION, MNPT, STEEL 3-Way Guard Material-SteelCALEFACTIO, HGT 90, FIXED BLADDER, EXPANSION TANK, 13 GAL, 1 IN CONNECTION, MNPT, STEEL The HGT 90 from Calefactio is a 13 gallon fixed bladder expansion tank with a 1 inch MNPT connection. This steel tank serves as a replacement for Amtrol Extrol #90, B&G HFT 90, and Watts ETX 90 models and is suitable for closed loop hydronic and radiant heating systems. Features: Full acceptance bladder; Compatible with conventional heating & radiant systems,