this proportional control valve delivers stable temperature regulation and superior rangeability for demanding hydronic loops

including CSHA140K0000 and CSHA140K0E00

including gas/electric

Its lightweight yet durable construction facilitates easy integration into existing pipework for prompt maintenance or system upgrades

also identified by part number 35-725911-117

Armstrong International C5534 Air Vent Els PW 29614 this proportional control valve deliversThe Armstrong International C5534 Air Vent is a high performance Series 1AVC See Thru Air Vent engineered for the continuous removal of air and non condensable gases from hot water systems and specialized steam applications. Featuring a 1 2" NPT connection and a 1 8" orifice, this industrial air vent utilizes a transparent polysulfone body, allowing for immediate visual inspection of operation without system downtime. Designed to withstand a maximum