Product Overview
AMTROL 389802 (EX-90), MODEL #90, EX MODELS: Extrol INLINE BOILER SYSTEM EXPANSION TANK Accepts expanded water as system temperature rises to reduce pressure build-up.
Factory pre-charge: 12 psig.
Maximum working pressure: 100 psig.
Maximum operating temperature: 240??F.
Warranty: 5-Years
Factory pre-charge: 12 psig.
Maximum working pressure: 100 psig.
Maximum operating temperature: 240??F.
Warranty: 5-Years
