Document ykEXM0yGyEg2LKOg4VvVjwDBn

274 ASHRAB Guide And Data Book Catalog Data Section 275 116 Western Thermoflow Ventilators are being installed on t ever built by man. NASA's Saturn-5 Vertical Assembly Building on Merritt Island. Cape Kennedy. Florida. WESTERN INDUSTRIAL VENTILATION EQUIPMENT Since 1921 WESTERN ENGINEERING & MFG. CO. P.O. Box 66455, Los Angeles, Calif. 90066 4114 Glencoe Avenue, Venice, Calif. EASTERN DIVISION: P.O. Box 5212, 19925 Vernier Road, Detroit, Michigan 48236 Over 60 Representatives--U. S. and Foreign MORE THAN 40,000 HEATER INSTALLATIONS...WORLDWIDE Dravo has experience in all types of industrial space heating and make-up air for manufacturing plants, warehouses, auditoriums, gymnasiums, airport hangers, and process drying ovens. THE DRAVO DIRECTFLOW MAKE-UP AIR HEATER Packaged, UL listed units: capacity range from 2,500 to 80.000 cubic feet per minute (custom models to 150,000 cfm). Mounted in any position, inside or on roof. Also available with evaporative or mechanical cooling equip ment. Bulletin 575. WESTERN CONTINUOUS GRAVITY RIDGE VENTI LATOR, to exhaust massive volumes of heat smoke and fumes. Structural frames and corru gated sheeting. Steel or aluminum. Shipped Enockeddown. Throat size 30" to 120*. any length. Bulletin RV-64. WESTERN CONTINUOUS RIDGELINE GRAVITY VENTILATOR. Throat sizes 4* to 24". Low sil houette. Furnished in 10-foot sections with splice kits for multiple runs. Built to fit any roof pitch. 4" to 15" models, factory assem bled. IB* and 24" models shipped knocked- down. Bulletin RV-64. WESTERN FIBER FIRE AND EXPLOSION DAMPER. Dual piston telescopic activators, thermal laminated doors, and weather-tight, fire retardant door sealer. Twenty-eight square feet of free opening. Fire, or 10 pounds per square foot internal pressure, opens doors. Also openable from below or at roof. Patent pending, Bulletin FX-64. WESTERNAIRE BELT DRIVEN VERTICAL EXHAUSTER. Motor and drive assembly out of airstream. Heavy duty bearings and drive com ponents. Tturty-two models 24" to 60" 5000 to 75,000 cfm. Spun, one-piece venturi, external grease fittings, nylon damper bearings and neoprene damper seat. Vibration isolation. Bulletin AV-64. WESTERNAIRE H00DE0 EXHAUSTER, direct driven or belt driven, motor in airstream, utiliz ing spun hood and baffle and one-piece spun venturi AMCA CERTIFIED RATINGS. Extra low silhouette, semi-horizontal discharge. Available in steel and aluminum. Exhaust capacities 600 to 45,000 cfm. Bulletin AV-64. WESTERN THERMOFLOW HEAVY-DUTY GRAVITY ROOF VENTILATOR. High volume, low silhouette. Forty-four per cent free opening. 2\Vi inches high. Standard unit 7'-6" x 10'. Fourteen models. Exclusive double rain trough construc tion. Non-deflective design. Available with dampers, fire mechanism and translucent fiber glass top-plates. Bulletin TF-64. Products not illustrated Include louvers, fans, gravity and powered roof ventilators. CL1MAFL0W COMBINATION UNIT For combination heating, ventilating and air conditioning. Seven to 51 ton cooling. 150.000 to 1,000,000 Btu/hr output heating. Oil or gas. Bulletin 579. THE DRAVO RADIANTFLO HEATER Gas fired infrared radiant heating -- 25.000 and 50,000 Btu/hr input In stant directed heat without air move ment AGA listed. Bulletin 574. WRITE FOR COMPLETE INFORMATION... SPECIFICATION DATA SHEETS Dravo Corporation, Pittsburgh, Pennsylvania 15225. Sales Offices: Boston, Chicago, Cleveland, Detroit, New York, Philadelphia, St. Louis. Sales representatives in principal cities.