E121-3/8A - Connection size G 3/8 in NPT Automatic Air Vent
SKU: E121-3/8A
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Product overview
The E121 air vent is a reliable automatic venting device and is suitable for venting of air or gas from heating systems or heat process installations. With the Z 121 A shut-off valve fitted, cleaning or replacement of the seal and inner components can be carried out without draining the system.