American Society of Heating and Ventilating Engineers Guide, 1936 preferred as it best cares for expansion in the pipe.

American Society of Heating and Ventilating Engineers Guide, 1936 PROBLEMS IN PRACTICE 1 # The heating capacity of an indirect water heater is 100 gal per hour, using steam at 215 F and raising the water from a temperature of 50 to 150 F.

American Society of Heating and Ventilating Engineers Guide, 1936 PROBLEMS IN PRACTICE 1 What is the common method of determining the size of mains in a dis tribution system?

American Society of Heating and Ventilating Engineers Guide, 1936 Fan convection electric heaters, which include a built-in fan unit, circu late room air over the heating elements at 300 to 400 fpm.

American Society of Heating and Ventilating Engineers Guide, 1936 'CONNER, Raymond M.

of and 1937American Society Heating Ventilating Engineers Guide, SECTION V--AIR QUANTITY The quantity of air used to ventilate the given space during occupancy shall always be sufficient to maintain the standards of air temperature, air quality, air motion and air distribution as herein required.

American Society of Heating and Ventilating Engineers Guide, 1937 tinction to the generally accepted term of a field fabricated central station system.

American Society of Heating and Ventilating Engineers Guide, 1937~~~ the air stream must change direction or shape, streamline fittings should be employed^ Horizontal ducts should pitch at least V> in. ner f,w upward from the furnace. 1 The recirculating grilles (or registers) should have a free area at least equal to the ducts to which they connect,, and their free area should never be less than 50 per cent of their gross area.

American Society of Heating and Ventilating Engineers Guide, 1937 established by Babcock in formula 1. or (1) where P = loss in pressure, pounds per square inch. d = inside diameter of pipe, inches.

American Society of Heating and Ventilating Engineers Guide, 1937 Table 4.

w American Society of Heating and Ventilating Engineers Guide, 1937 Table 11.

American Society of Heating and Ventilating.Engineers Guide, 1937 beused, as direct current would cause electrolytic deterioration.

Heating Ventilating Air Conditioning Guide 1938 PROPORTIONING WALL STACKS The wall stack for an upper floor should be made not less than 70 per cent of the area of the leader.

Heating Ventilating Air Conditioning Guide 1938 ZONING THE SYSTEM The foregoing general outline of procedure will prove satisfactory for the smaller and less complex installations.

Heating Ventilating Air Conditioning Guide 1938 since the direct radiators will furnish heat, but it permits a careless operator to avoid operating the ventilating equipment.