Reliable vacuum and vacu-vapor heating equipment (1915)
The Bishop-Babcock-Becker Co. · The Bishop-Babcock-Becker Co. · leaf 69
ted and described in this catalog. Seediagram on page 76, which shows proper methodof installing. If the supply and return piping is of amplesize and properly installed, it does not have to bedisturbed. The radiators and coils are invariablyutilized. The boiler is always used unless the capacityis… … Little WonderVacu-Trap Made only inY2 inch size No. 1 Vacu-Trap Made in H,M, 1,134 and 13^ inch sizes
Heating units · Vacuum-tube collectors · HVAC ducts and casings
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