Handy man book plumbing and heating encyclopedia (1922)
Hardin-Lavin Co. · Hardin-Lavin Co. · leaf 170
L-665 This is a very necessary valve to install in any sewer wheresewerage backs into basement from main sewer during heavy rains,etc. It is well made with removable cleanout cover and will befound very sanitary where sewerage backs up. It can be easilyinstalled in tile or cast iron sewer by any…
Plumbing · Heating · Ventilation · And air-conditioning · Bathrooms -- trade · Lavatories and sinks · Bathtubs · Ceiling ventilators · Water heaters · Steam and condensate piping and pumps · HVAC ducts and casings · Air duct accessories
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