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The Powers Regulator Co. Temperature Control The Powers Regulator Co. Temperature Control Application of Powers Control to Combination (Split) System of Heating--Direct radiation supplies the heat; fan supplies-warm air for ventilation. Thermostats control valves on radiators to maintain proper room temperature. Ventilating colls are controlled by a thermostat placed in the fan discharge duct. Installations device to meet special requirements, Installations of Powers systems are taking no account of the conditions invariably made by the company. At peculiar to the situation to be treated. each branch office is maintained a com For these reasons we believe special petent engineering and erecting force, study should be given each case. We sparing no expense to maintain the highest shall be glad to submit to any Architect or efficiency. Powers special devices, how Engineer a detailed Specification, accom ever, are easily installed by any engineer panied by a guaranteed price, to cover or contractor. complete system of temperature control Prices Price for Powers regulation covers the system installed complete, and is only named after a careful study of the require ments. Our price is not lowest, but no other system will be found so efficient and economical. Customers are served with the sole aim of getting results for them; and experience shows that satisfactory service from a temperature control ling system is of much more impor tance than its first cost. installed, the price to hold if specification is used. This guarantees full protection to the client against advantage being taken of a close specification. This com pany will gladly collaborate with Architect or Engineer in preliminary plans. As specialists- in temperature control, The Powers Regulator Company has unusual facilities for solving problems in this particular field. Engineers, Architects, and others who wish further information regarding the Powers System, will find it in the following Specifications books: Elimination of Heat Waste shows Heating systems, and the requirements applications in schools, churches, and other for temperature control, vary widely in public buildings, residences, etc.; Shop and detail. Much of the dissatisfaction ex Office Temperatures shows applications in perienced with some systems of tempera shops, offices and workrooms, also presents ture regulation is due to the attempt to proof of fuel savings and increased pro force a ready-made inflexible system or duction due to its use. ' 642 Spring Adjustment The Powers No. 11 Tank Regulator Used on steam heated hot water service tanks in hotels, apartment buildings, offices, schools, shops, hospitals, factories, laun dries, etc. Because this regulator prevents overheated water, it saves fuel and pro longs the life of valves and- packings. Self-operating; easily installed. Of great durability, guaranteed accurate and posi tive in action. In ordering, always give size .of tank, steam pipe size, steam pressure, and tem perature wanted. The spring type regulator is commonly used for this work, except in sizes larger than 4-inch,.when the lever type is used. Smaller sizes will b^ furnished in lever type if preferred. Specification In connection with the (steam heated) hot water storage tank, furnish and install Powers No. 11 Tank Regulator with (......... inch) standard valve with standard length of flexible tubing. Regulator shall maintain the temperature of the water at (-------- deg.) with steam pressure at (......-- lbs.). Note--Where installation Is to control steam coil and auxiliary coal burning heater, specify No. 12 Regulator with chains, pulleys, etc., for the control of dampers on auxiliary heater (see Bulletin No. 129). For coal burning heaters without steam coils, use Powers No. 13 Regulator (see Bulletin No. 136). For Dimensions, Prices, etc., See Next Page --8 The regulator will be furnished to operate at 160 deg. fahr., with adjust ability 20 deg. above and below that point, unless otherwise specified. Flexible connection tube is 6 ft. long for sizes I^-inch and smaller; 8 ft. for 2-inch to 4-inch, inclusive; and 10 ft. for larger sizes.. Additional lengths of tubing will be furnished at 30 cents net per ft. A net charge of $2.00 is made for flexible tubing shorter .than.standard. Flanged valves will be drilled standard unless otherwise ordered. 643 Iron Body Lever and Weight Adjustment Brass Body Spring Adjustment