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ARMSTRONG MACHINE WORKS
8512 Maple St., Three Rivers, Mich.
GUARANTEED: SATISFACTION OR YOUR MONEY BACK
Traps Available from Local Stocks of 45 Factory Representatives 135 Jobbers, or Through the Supplier of Your Choice, or Direct from. Factory
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ARMSTRONG DUCT HUMIDIFIERS with Steam Jacketed Distribution Manifolds
Armstrong. Duct Humidifiers with steam jacketed distribution manifolds, meet most requirements of humidification for air con ditioning systems. These units introduce sterile, odorless, dry steam directly into the ducts through a steam jacketed manifold. Moisture is evenly distributed across the duct resulting in complete, quick absorption into the air stream. The manifold eliminates the probability of drip or concentrations of moisture, which might result in duct condensarion.
CHOICE OF UNITS FOR ALL REQUIREMENTS
Armstrong Duct Humidifiers are furnished in two sizes and are either pneumatically controlled or electrically controlled. Mani folds are furnished in seven lengths from one to six feet. Units are also available for direct discharge to the atmosphere or for use in conjunction with unit heaters.
Armstrong Air Operated Humidifier with steam Jacketed distribution manifold discharging vapor into the air stream in an air duct.
With the complete data available from Armstrong you can select the most econom ical units for your needs.
Bulletin 504 gives detailed installation and operating data on Armstrong Humidi fiers. Ask for a copy.
How the Manifold Assures Proper Distribution of Vapor and Avoids Duct Condensation
&Conditioning
COMPANY
WINSTON-SALEM. N. C.. U. S- A.
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AIR CONDITIONING HUMIDIFICATION
AIR WASHERS UNIT HUMIDIFIERS PNEUMATIC ATOMIZERS HUMIDITY AND TEMPERATURE CONTROL SYSTEMS
il S- AND CANADIAN REPRESENTATIVES
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Sjbs El Paso San Antonio Denver Los Angeles San Francisco Portland Toronto Montreal
1; AIR WASHER--Bahnson Type Y and Type DC Air Wash ers cleanse, cool, and provide humidity control. Available in stand ard gjw* from'6,000 to 250,000 cfm, they can be provided with spray -systems best suited for the specific application. Write for Cata
log 1 A.
3. STEAMETTE UNIT HUMIDIFIER-An automatic, self-contained unit humidifier with high evaporation rate aod a full:360 degree radial pattern for discharging steam vapor. Unit ssesauy steam pressure ap to 30PSIG. Constructed of lightweight. Bon-corrosive materials. Requires only steam supply, drain and dectrical connection. Write for Catalog 36 A.
2. TYPE E HUMIDIFIER --A self-contained unit with high evaporative capacity for installation in all types of industrial and commercial spaces requiring automatically controlled humidifica tion. Evaporates up to 3 gph with 360 degree radial distribution of moisture. Requires only water supply and electrical connection. Write (ot Catalog 16 A.
4. CENTRIFUGAL HUMIDIFIER _a self-contained unit for industrial use. Evaporation op to 12 gph plus directional air flow with fractional horsepower motor. Installed singly or in groups with individual or group automatic control. Requires only water supply, drain, and electrical connection. Write for Catalog 2 A.
^0- * Complete absorption of vapor ahead of duct transition avoids condensation at transition point.
Fig. 5--Complete absorption of vapor ahead of grille avoids visible vapor or grille condensation.
Fig. 6--Uniform distribution of vapor ahead of split insures that both hot deck and cold deck have correctnmount of humidity.
Fig. 7--Uniform distribution of humidity insures each duct getting proper amount of vapor.
Fig. 8-rComplete absorption across full width of duct avoids condensation at elbow.
5. TYPE BA*2 HUMIDIFIER--A high-capacity unit for overhead suspension in commercial and industrial applications. Adjustable grilles give complete directional control of moist air delivered. Automatically regulated, the unit provides air flow, humidification .add filtering. Requires only water supply, drain, and electrical connection; capacity up to 2S gph. Write for Cata log 17 A.
7. GRILLES --Batmson Type C and D Grilles are designed for air discharge with removable core for easier cleaning and access to distribution duct The air-foil type blades in the grilles are widespaced for both horizontal and vertical blade deflection and are individually adjustable by hand for air flow control. Constructed of extruded aluminum, blades are mounted on 1% in. centers and *re 1% in. in width..Type C Grille has flush type face mounting; Type D Grille blade section projects forward permitting unob
structed air flow in distribution duct. Write for Catalog S A.
6. TYPE ESC-2 ATOMIZER --A self-cleaning pneumatic atomizer of quality design for direct, humidification or supple mentary evaporation. Uses air and water under pressure to provide high evaporation and fine spray quality, with minimum air require ments. Modulation control regalates evaporation in direct propor tion to the room requirements. Write for Catalog 3 A.
8. HUMIDITY CONTROLS --Bahnson Controls are of fered in either, electric or pneumatic design. The control consists of a highly sensitive humidistat which actuates an electric or pneu matic relay in response to humidity changes in the conditioned area. The humidistat is mounted in an aspirated cabinet which constantly draws a sample of room air over the hygroscopic ele ment. Manual selector switches in the cabinet provide automatic functioning of motor-operated valves supplying water or steam to humidifying units. Write for Catalog 9 A.
OTHER BAHNSON MANUFACTURED EQUIPMENT: portable humidifiers, air washer suction strainers, spray nozzles, and complete industrial air conditioning systems. In ad dition Bahnson manufactures vacuum collection and cleaning equipment and creels. Write for descriptive literature on your requirements.