Document O33Ka9RKQqXGE4X5a8O4prL6Q

Air System Equipment *</ cooling April Showers Company 4126 Eighth Street, N.W. Washington 11, D. C. (Trade Mark Reg. U. S. Pat. Office) AUTOMATIC EVAPORATIVE ROOF COOLING . Distributors and Dealers in Principal Cities SPRAY PROTECTION AGAINST SOLAR RADIATION Air System Equipment Lilie-Hoffmann Cooling Towers, Inc. Exclusive Builders of Cooling Towers for 46 Years 4239 Duncan Ave., St. Louis 10, Mo. Two Modern Plants--St. Louis. Mo. and Plainview, Texas INDUCED DRAFT TOWERS New- type filling reduces static pressure; uni formly distributes air and water over effective tower area. Ring gravity distribution system requires only one riser pipe. Each cell main trough equipped with Weir gate, giving in dividual cell control. Teco timber connectors develop 100 percent workingstressof members. FORCED DRAFT TOWERS Three-tier zigzag pattern spray eliminator system cuts drift loss to a minimum. Fan opening covered by galvanized screen wire. Built in single or multiple cells. Continuous design improvement, based on installation studies, presents record of unfailing operation. APRIL SHOWERS is the trade name of an EFFICIENT fool proof method of pre venting roof heat penetration or solar infiltration causing excessive heat in upper floors and in factories, stores, theatres, shops, etc. City water under normal city pressure is usually adequate to serve your APRIL SHOWERS system. The sun operates it. Roofs LAST LONGER, greater comfort is assured, production during the summer's heat is kept apace, errors through fatigue are avoided, and MANAGEMENT acclaims APRIL SHOWERS a GOD-SEND. DEALERS and CONTRACTORS--AN ANNOUNCEMENT Any established air conditioning engineer, contractor, dealer or any plumber and kindred workmen can obtain APRIL SHOWERS supplies, plans and instructions for erecting APRIL SHOWERS for you or your clients. Write for "INTRODUCING APRIL SHOWERS'' which is a loose-leaf bound book for Installers and Dealers. Contractors* Dealers and Installers be sure to share in the APRIL SHOWERS post-war prosperity. You are not required to inventory any merchandise. You purchase only such equipment as is needed for each installation. You set your own SELLING PRICE. You share PROFITS with NO ONE. Hundreds of installations, from Boston to Los Angeles have been made. Write for information and address of nearest distributor. Inquiries will be answered promptly. Estimates free upon request. APRIL SHOWERS controlled roof cooling is protected by U. S. Patents; beware of imitators or infringers. APRIL SHOWERS steam humidifying heads now ready. Developed in 1933*34. 1022 ATMOSPHERIC SPRAY TYPE Generally offered in capacities up to 3000 gpm. Distribution by galvanized pipe header with smaller lateral arms, equipped with non-clogging spray nozzles. Louvres fit into mast slots--no nails re quired. Recommended where cost is prime factor; and close approach to wet bulb is unnecessary. Rigidly braced and tied together to prevent warping and buckling. ATMOSPHERIC DECK Distribution by either wood trough, or wood pipe header system. Removable deck grids. Special L-H drift baffles on deck supports prevent entrained water loss. Generally 12 ft wide--can be made any length or height. 1023