Document aBR09Yr0vbLXDLq9JYM5167rB
Air System Equipment
Fans & Blowers Blower Wheels
The Lau Blower Company
2004 Home Avenue, Dept. J, Dayton 7, Ohio
In Canada The Lau Blower Company of Canada, Ltd., Kitchener, Ont., Canada Manufacturers of Exhaust and Portable Fans, and Air Conditioning Blowers
Write for LA U Blower Catalog 707. Mention all
Blower items of interest.
LAV all new *ELECTRO-WHEEL BLOWER: Two unobstructed air inlets on wheel sides plus compact motor design gives more air delivery with less power load. Stationary shaft with rubber mountings reduces vibration to a mini mum. Rugged tripod mountings give greatest shipping strength without im peding air flow. Air deliveries from 500 to 1500 cfm, static pressure from .5 to 1.25 in. (water gauge), J4 hp motor. Available in 115 and 230 volt ac. Housing supports optional. Pre-punched holes in housing unit make any discharge angle
possible.
LAU Econo-Pak Blowers cover most applications for residential air-moving equipment; effect savings up to 10 per cent by eliminating special blowers for each application; reduce blower inven tories by simplified order procedures, quick handling of model changes, lower handling costs, up to 26)^ per cent re duction in warehouse space. Three Basic Sizes each in 2 widths, with all features of Standard Series A Blowers. Package Includes blower wheel, housing with cut-off, housing supports, motor mount (not attached), all hardware. Exclusive Lau-Pak Bearings without oil cups', require no lubrication. Adjustable Dis charge, any one of 5 positions.
LAU Standard Blower Assemblies (Series A), heavy-gauge steel housing assemblies, entire unit die-formed. Capacity range 350-22,000 cfm. Motor Mounting adjustable for any motor location. Housing Base heavy 16-gauge steel, rigid. Discharge Outlet improved design, construction. Belt special com position for blower operation. Shafting 2-stage centerless ground, burnished. Bearing Bracket 3-point suspension; same bracket used for all discharge angles. Lausteel Pulleys employed; V.S. motor pulley allows speed variations up to 30 per cent. Center Suspended Wheel. Embossing of Scroll Sides reinforces. venturi inlet and discharge. Bearings highfest grade self-aligning porous bronze sleeve type. Plastic. Thrust
Washer absorbs shocks.
LAU Spun Wheels, Center Suspended Riveted Wheels, S.I. and D.I. Weld Wheels, a complete wheel line. Spun Wheels center disc construction; baked enamel, Ruspruf, or hot-dip galvanized
Trade-Mark
Air System Equipment pmJjf&odSjeLa
me mu Blower Company
2004 Home Avenue, Dept. J, Dayton 7, Ohio
In Canada The Lau Blower Company of Canada, Ltd., Kitchener, Ont., Canada Manufacturers of Exhaust and Portable Fans, Air Conditioning Blowers
LAU Series A and Lau-Pak Gold Seal Bearings are noted for their high per formance and longer life. Series A is a self-aligning, self-oiling bronze bearing held in housing under uniform spring pressure; bore sizes %, %, 1 and 1%6 in. Lau-Pak Gold Seal Bearings require no additional lubrication; ample supply of plastic petroleum is sealed in housing; bore sizes %, %, 1, and 1%6 in.
LAU Self-Aligning Pillow Blocks are low-cost, light-weight, oil-tight steel housings with porous bronze bearings. Hold much more oil than cast iron types. Durex bushing feeds oil to shaft by capillary action. Spring keeps spheri cal surface of bearing and ring in close contact. Long bolt slots permit inter changing with other makes of pillow blocks. Bore sizes available are H6, 1, and l-Ks in.
con't.
finish; standard steel or Power Lock hubs. Center Suspended Wheels, blades
double-riveted to end rings, arc welded
to center disc, diameters 18 in.-30 in.; standard steel or Power Lock hubs. S.I. and D.I. Weld Wheels, individual
blades of correct length, width, pitch; . baked enamel, Ruspruf, or plated; diam
eters 4in.-9 in.; widths 2)4 in.-9 in.
Lausteel Variable and Constant Speed Pulleys are in balance and true-running.
Lausteel Variable Speed Pulleys available in three standard bores: }, %, and % in. Diameter 3)4 in. OD. Allow speed variations up to 30 per cent for many drive combinations. Lausteel Constant Speed Pulleys available in diameters of 6 in. to 10 in., inclusive. Suitable for both "A" and "O" section belts. Lau also offers cast iron pulleys in diameters of 11 in. to 14 in.
LAU Niteair* Exhaust Fans for residen
tial, commercial, and industrial use. Nitealr* Rancher, for homes with lowpitched roofs, pulls air up through ceil ing opening; four sizes: 24-^0-30-42 in. Nitealr* Panel Unit in standard and heavy-duty models, with four. blades properly pitched for greatest air* move ment; five sizes: 24-30-36-42-48 in. All Lau Fans carry PFMA Certified Ratings and VL Approval; also regular manu facturer's warranty.
* T. M. Rea. V. S. Pat. Off.
Variable Speed Pulley
Constant Speed Pulley
LA U Blower Catalog 707 contains full information on Pillow Blocks and Pulleys.
Niteair* Rancher
Niteair* Panel Unit
LA U Fan Catalog gives you complete details. Write for it.
1397