National boilers, radiators, and specialties: catalog no26 . Gas Burner and Manifoldfor Square Firepots Novus Gas Burners have been designed for boilers having either a roundor square firepot. The various combinations of burners worked out for eachsize of boiler provide the most effective and economical gas-burning devicethat can be used in either a steam or hot-water Gas Burner for Round Firepots The arrangement of these burners for each size of a boiler gives a completeand effective way of controlling the gas, thus insuring economy in gas con-sumption and to suit weather conditions.
National boilers, radiators, and specialties: catalog no26 . Gas Burner and Manifoldfor Square Firepots Novus Gas Burners have been designed for boilers having either a roundor square firepot. The various combinations of burners worked out for eachsize of boiler provide the most effective and economical gas-burning devicethat can be used in either a steam or hot-water Gas Burner for Round Firepots The arrangement of these burners for each size of a boiler gives a completeand effective way of controlling the gas, thus insuring economy in gas con-sumption and to suit weather conditions. Novus Gas Burners are mounted complete with Air Mixers and OrificeSpuds and are easy to install. To do the work, all that is necessary is to laythe burners on the top of the grate bars and make the connection down throughthe grate bars and out through the ash-pit door. When a header is necessarythese connections are made to the valves attached to the header outside ofthe ash-pit door. i 88 NATIONAL HEATING SPECIALTIES Gas Burners Steam and Hot Water BoilersList Prices Series Sections ListPrice Series Sections ListPrice 20-Inch 5 $ 36-Inch 9 $ 6 48-Inch 6 25-Inch 75 M 78 6 ** 9 7 10 31-Inch 85 30 Novus40 Novus •12, 6 50 Novus 7 60 Novus 36-Inch 85
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectsteambo, bookyear1920
