Document qMmDz2wEJjoaeMgByJ48QMLn

Air System Equipment Air Filters Research Products Corporation Madison 10, Wisconsin AIR FILTERS FOR HEATING AND VENTILATING Grease Filters for Kitchen Exhaust Systems--Paint Arrestor Pads RP AIR FILTERS Controlled turbulence design is pro vided in every RP filter. Scientifically staggered baffles cause thousands of sharp reversals of air flow in the filter. Media gradation, insures RP depth loading, an important longevity feature. Air borne particles are centrifuged REPLACEMENT Fiber Self-Seal Air Filter The highly efficient, Boft, resilient, non-fracturing RP replacement media is held in a sturdy, refillable wire grid. Media pad is oversize and no channel is required or used on edge which provides the self-sealing feature. Used in domestic and commercial units and in central sys tem filter banks. Available in \ in., 1 in. and 2 in. thicknesses in standard and special sizes. against the baffles and are held by adhe sive in the air filter and by the viscous qualities of the particles, themselves, in the grease filter and paint arrestor appli cations. Constructed of slit and expanded ma terial, RP filters are uniform in con struction and performance. WASHABLE E Z Kleen-Air Filter The RP Alumaloy, E Z Kleen Air Filter is an economical selection for many ap plications. Like all RP washable air filters, this filter is extremely easy to clean. Industrial Air Filter RP Alumaloy Industrial air filters are multi-velocity filters, which have ex tremely low initial resistance and slow build-up resistance. Holding frames for filter banks, combination lift and lock handles, lift handles and water soluble filter coat adhesive are available. Grease Filter Efficiency in excess of 99 per cent on grease vapors, gleaming appearance, ease of cleaning and light weight have made RP Alumaloy Grease Filters a volume performance leader in its field. A free comprehensive data booklet on kitchen exhaust systems is available. Snap-In Grid Air Filter Designed for central system use of the inexpensive Fiber Self Seal Pad. Paint Arrestors Specially designed, inexpensive and efficient pad removes overspray from paint spray booth exhaust air. Snap-in grid retains pad in frame. RP Alumaloy Air Filler and Inset Showing Handle Lock ADHESIVE Two types of adhesives are available. RP Filter Coat for removal of dust and other impurities--RP D-0 Kote which has the additional quality of odor removal. Both are for application to RP Alumaloy washable filters. APRILAIRE Automatic-Electric HUMIDIFIER Positive control by humidistat and high capacity are features of Aprilaire Humidifiers. Three models available: Plenum Model (illustrated) for installa tion in forced air furnaces; Universal Model, for installation in building with steam or hot water heat; Portable Model requiring no installation for any type home or office. 1338 K Air System Equipment adSm Somers Corporation 6063 Wabash Ave., Detroit 8, Mich. Established 1925 REPRESENTATIVES IN PRINCIPAL CITIES SOMERS Heavy Duty Industrial Filter Patented Somers Hair Glass Filters provide everything required in an efficient air-cleaning system. FEATURES High rating for dust, soot and bacteria separation. Require no adhesive, coating or im pregnation. Indestructible in normal service. Minimum low-pressure drop. Odorless and non-absorptive. Fireproof. No periodic replacement. Washable. Permanent--Do not rot nor disinte grate. All welded zinc-plated 20 gauge steel frame. 100 hour salt spray test. Metal protection strip on apex. Glass cloth between hot-dipped hard ware cloth. Glass ribbon seal so air cannot short circuit. Refills. Somers Hair Glass Filters consist of a 20 gauge zinc plated frame holding galvanized wire cloth packed with hair-spun glass strands. The glass strands are flexible, do not break up and cannot be drawn into air stream. Hair Glass being chemically inert, has no facility of absorption; it cannot rust and lasts indefinitely in service. Water either hot or cold may be used to clean it, without impairing its efficiency. , Available in all standard and special sizes. Quotations and further engineering data will be sent on request. Master holding frames available. .1339