NA553 SERIES BOILER TRIM KIT

THE NA553 SERIES BOILER TRIM KIT combines eight common boiler installation components into one simple package. The kit includes an air separator, a boiler feed valve, an expansion tank check valve, two brass nipples, a brass tee, an expansion tank (2.2, 4.4 or 7.6-gal.) and an optional backflow preventer.

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