The ETA-4 automatic air vent use din plumbing, HVAC and fire fighting systems to continually removes air from the system without the need for  manual bleeding. the atmosphere within a piping system can cause excessive noise due to trapped air, reduces the accuracy of control valves and the performance of heating and cooling  equipment.

Brand

IMPORT-PRC

Body Material

Brass

Connection Type

Threaded Male

Manufacture Model No.

ETA-4

Origin

China

Size

1/2" to 1"

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