Armstrong air release valves
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1-AVC See-Thru Air Vent
A See-Thru Body – So You’ll Know When It’s Working Now, you can literally see what you’ve been missing –…
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Armstrong Stainless Steel Thermostatic Air Vents AV-348
Armstrong supplies thermostatic air vents for the positive venting of air and other non-condensable gases from steam in chamber-type heat…
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AV-11 / AV-13 Air Vents
The AV-11 and AV-13 air valves are designed for the removal of air and other gases from hydronic heating and…
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Fixed Pivot Ball Float Air/Gas Vents 21-AR
21-AR – A small, high-quality economical air vent.
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Free Floating Lever Air/Gas Vents 1-AV, 2-AV, 3-AV and 6-AV– Cast Iron
Armstrong free floating lever Air/Gas Vents use the same bodies, caps, lever mechanisms, valves and seats of Armstrong inverted bucket…
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Free Floating Lever Air/Gas Vents 11-AV, 22-AV and 13-AV – All Stainless Steel
The Armstrong all-stainless steel guided lever air vents have been developed to provide positive venting of air/gases under pressure.
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Free Floating Lever Air/Gas Vents 32-AV, 33-AV and 36-AV– Forged Steel
32-AV, 33-AV and 36-AV – Forged steel vents using the same proven free floating lever mechanisms used in Armstrong steam…
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TS-2 Thermostatic Air Vent
Armstrong TS termostatiske luftventil tilbys i både vinkel og rett design
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TV-2 Thermostatic Air Vent
Armstrong supplies the Model TV-2 balanced pressure thermostatic air vent for the positive venting of air from chamber-type heat transfer…