Illinois Society of Architects · Chicago · leaf 216
the direct radiation is depended uponfor lieat and the fan system is depended up-on to furnish the ventilation only. In laying out any system of ventilation itis necessary to decide first of all on thestandard of purity to be maintained. Purecountry aii- contains about four jjarts of C02in 10.000.… … DAVIS PRESSURE R-GULATOR aM.DAVIS REGULATOR CO. 422 MILWAUKEE AVE., CHICAGO Manufacturers of Steam HeatJDg and Power Plant Specialties Pressure Regulators Balanced Valve Back Pressure Valve Float Valve Exhaust Relief Valves Damper RegulatorSteam Trap Pum^p Governor Stop and Check Valves Water…
Architecture · Building · Architects
Internet Archive · University of Illinois Urbana-Champaign · Public Domain Mark 1.0. Free to use for anything.
