Document Lovq2yGgzOKgBmYB9vpJ0bbpz

Air System Equipment Air Fitters and Cleaners American Ai rJilterCompany Inc. 673 Central Avenue, Louisville, Ky. Representatives in Principal Cities Dust Engineering--Dust used for the removal of dust, Engineering is that branch of dirt, bacteria and other applied science which deals with the origin, nature and foreign matter from the air and are applied to general characteristics of the small ventilation, modem air con solid air-borne particles called ditioning, process dust con "dust/' and the development of methods, processes and apparatus for its control or elimination. trol; for air compressors and Diesel Engines; mill motors, turbo-generators and other electrical applications; and The American Air Filter Company, Inc., has had an important part in advancing for air or gas under pressure to remove entrained oil, moisture and dirt. the science of Dust Engineer ing. The efforts of its Re Air-mat Type PL-4 Filler Air Filters In Air Con ditioning--Filtered air is search and Engineering Staff today recognized as essential for the past twelve years have in modem air conditioning. been devoted exclusively to . There are other important the study of dust problems factors which contribute to and the development of a our comfort such as tem complete line of air cleaning perature, air movement and equipment for modem air humidity, but science today conditioning, building venti emphasizes the prime neces lation and the control of pro sity of pure air for health and cess dust in industry. efficiency. American Air Filter pro Air cleaners have, of course, ducts, therefore, not only always been considered an embody the knowledge ac integral part of large central cumulated from years of con systems. These are usually stant research and the ex of the fully automatic type perience gained from design such as the American Auto ing, building and applying matic Self-cleaning filteror the thousands of air filters, but self-cleaning Electro-Matic. are backed by ample technical There are now available to and financial resources to in manufacturers of unit air sure their outstanding posi conditioners moderate priced tion in the Dust Engineering field. unit filters such as the Renu filter, the Throway filter, and Products--American ' Air ' other types of filters illu? Filters are available for every strated on this page. condition, with operating The Renu filter is an characteristics and efficiencies to suit specific problems. In Throway Air Filler entirely new departure in air filter construction. It con general, there are two distinct . types based upon the "viscous film" and "dry mat" principles. Each type is made in several styles which differ in method of sists of a permanent metal frame provided with a re movable cover and renew able filter pad. The cover operation, servicing, space required and initial cost to meet the various con ditions encountered in air cleaning problems. A dis cussion of various filter types will be found in the Technical Data Section under "Air Cleaners." Renu-VerU Filler Air filters are generally Standard Viscous Unit Filler 932 American Air Filter Co., Inc. Air System Equipment Air Filters and Cleaners is easily removed without American Automatic Fil the use of tools, and filter pad can be lifted out and ters can be furnished with either Multi-Panel, Type replaced with a new one at "MS," or Double Duty very small expense. Type "DD" panels, de-` The Throway filter, as pending upon the service the name implies, is de which they are to perform. signed to be discarded after Complete engineering data it has served its maximum is available. period of usefulness and re Electro-Matic Air. placed with a new filter unit. . Filter--Incorporates elec The Filter pad is enclosed in trical precipitation as an a perforated cardboard con integral function of an auto tainer which makes it pos matic self-cleaning viscous sible to readily dispose of filter to obtain a higher the dirty filter by burning it. over-all efficiency in dust There is probably no sin removal. Its higher effi gle item which costs as little ciency as an air cleaning and may mean as much in unit, is due principally to the design of an air con ditioner as air filtration. American Automatic Self-Cleaning Filler the collection of the finer dust particles and smoke, These units are furnished in by electrical precipitation. any dimensions or shapes In combination, these two desired--usually in units methods of cleaning air not handling 400 cfm and from only give the highest effi 2 in. to 4 in. thick. They ciency in dust removal but are usually made in the offer operating advantages following sizes--20 x 20 in., found only in the automatic 16 x 25 in. and 16 x 20 in7" self-cleaning filter. High cleaning efficiencies can be secured, with a re sistance to air flow ranging from in. to % in. water gauge. Standard Viscous Unit --The American Unit Air Filter incorporates the time tested unit principle of con struction. Each unit con Automatic Self-Clean-. sists of a standard steel ing Air Filters--The frame and interchangeable American line of automatic cell equipped with auto air filters is among the most matic latches to facilitate complete ever offered. Prov removal for cleaning and ed in principle and perform recharging. ance by years of actual Electro-Malic Air Filler Airmat Filter Dry Type service. trapped in the semi-tacky --The filtering media in this The more general use of coating and cause blemishes type is the Airmat sheet, a thermoplastic finishes for in the finished product. dry filter mat composed of refrigeratorsf-stbves, auto This trouble can be elim thin sheets of gauzy, cellu mobiles, and other metal inated only by enclosing lose tissue. The Airmat products has created the the finishing room and in sheets are supported in need for clean air in finishing stalling a filtered air supply screen pockets mounted in rooms. This type of finish system with sufficient ca a unit frame of box-like con is hardened by baking, so pacity to provide a constant struction. These unit frames the product on which it is supply of clean air in excess can be set up to meet any used must be protected from of the volume exhausted by capacity requirement or contamination by dust and the spray booths. space condition. Airmat dirt from the time it is High efficiency air filters sheets are renewable--their sprayed until it leaves the are needed for this service' life depending on dust con oven. to minimize rejects and do- ditions and hours of service. Spray booths exhaust overs. The automatic self Airmat filters are used large quantities of air, and cleaning filter has proved both for comfort and indus-. if this air is drajvn from the most practical type and trial air conditioning. In the other parts of the plant, it is widely used for this ap-. . latter field, they are particu will contain considerable plication because of its larly well adapted for the dust and dirt.. If dirt and ability to maintain a con recovery of viuable dusts dust particles are permitted stant, uniform air volume and forabatingthe dust nui to settle upon freshly spray with the minimum of at sance prevalent in so many ed surfaces, they will be tention. industrial plants. 933