For higher pressure requirements in the Sensus 243-8

Verification of the model and serial number is recommended to ensure proper fitment

As a veteran-grade Utica-Dunkirk boiler part

The unit features dual-barbed sample line connectors that accommodate 3/16" or 1/4" ID flexible tubing

Armstrong International C3510-2 Vent R-410A For higher pressure requirements inThe Armstrong International C3510 2 Vent, also recognized as the 1AV 3 4 146, is a high performance Series 1AV cast iron free floating lever air and gas vent designed for reliable industrial automation. This robust HVACR air vent features a 3 4 inch NPT inlet and a 1 4 inch NPT outlet, specifically engineered to handle maximum operating pressures up to 146 PSI. Utilizing a 1 8 inch orifice, the C3510 2 effectively removes air and non condensable gases