Illinois Society of Architects · Chicago · leaf 631
x Grape flow Main up m 10- 6RAPE PETURN MAIN t>OWN| INlO. Install packless valves onreturn sipe of rapiat0r5.Cover boiler mains, branches, awrisers with asbestocell Covering.Flue lining to be set in cement.Chimney must be smoke tightConnect rapiators top amp bottom OPPOSITE cnps. fl\ FLOW _Up_… … Gravity hot water heating systems may bedivided into two general heads, viz.: Shortcircuit systems and non-short circuit sys-tems. These may be subdivided into up feed,and down feed, etc. In the short circuit system the flow andreturn mains run parallel, grade up awayfrom the boiler and are of…
Architecture · Building · Architects
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