i' Air Conditioning Centra] Systems Frigidaire Division of General Motors Dayton l, Ohio Room Conditioners--Self-Contained Conditioners-- Year 'Round Conditioners--Compressors Sdf-Con tained Conditioner Room Conditioner Self-Contained Conditioners 3, 5. and 7 ^ ton capacity self-contained units.

Air System Equipment Air Recover (mtBzn an Charles E.

Air System Equipment air rains Research Products Corporation Madison 10, Wisconsin AIR FILTERS FOR HEATING AND VENTILATING Grease Kilters for Kitchen Exhaust Systems--Paint Arrestor Pads RP AIR FILTERS J Controlled turbulence design is pro- ' vided in every RP filter.

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Heating Systems Radian KRITZER RADIANT COILS/ INC.

E.S. a.3.1.fa Flexitallic Gaskets . 1 SCOPE; This soec:fication cavers spiral wound gaskets manufactured by the Flexitallic Gasket Company, Inc. .2 manufacture Flexitallic gasket3 are manufactured by spirally winding a preformed metal strip and a filler on the .0. of metal winding mandrels.

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PUMP ROTOR SIZES 218 AND UP The De Laval IMO is a constant-displacement, rotary, screw type pump.

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Air Conditioning AIR CONDITIONING HEATING FOR HOMES, BUSINESS, INDUSTRY WATER-COOLED "PACKAGED" AIR CONDITIONING . . . 2, 3, 5, 7}4, 10, 15 hp Complete--assembled and tested at the factory.

Air Conditioning Automatic Heating, Evaporative Air Cooling and Blowers Utility Fan Corporation A Division of Utility Appliance Corp. 911 East 59th Street, Los Angeles 1, Calif.