Reliable vacuum and vacu-vapor heating equipment (1915)
The Bishop-Babcock-Becker Co. · The Bishop-Babcock-Becker Co. · leaf 50
he Vacu-Traps are heavy bronze thermo-static valves which automatically keep a heatingsystem free from air, and drain the radiators orcoils of condensation, without loss or escape ofsteam. One Vacu-Trap is placed on return end ofeach radiator or coil. The Vacu-Trap allows airto be drawn out of… … No. 1 Vacu-Trap3^, %/i and -1 inch sizes return line. When steam condenses in radiatorsor coils, condensation at 190 to 198 degrees, willcontract the thermal member. This opens pas-sage to return line, allowing all condensation andair to pass out quickly. The steam followingagain expands thermal…
Heating units · Vacuum-tube collectors · HVAC ducts and casings
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