Document pByjrormnMJ3e9n5NRw2VKkxj

,. Air System Equipment Fans and Blowers Blower Wheels The Lau Blower Company 2007 Home Avenue, Dept. H, Dayton 7, Ohio Engineers and fabricators of general Air Handling Equipment Blower Assemblies Blower Wheels Propeller Fans Accessories NEW Series "A" Blower Assemblies The Lau Series "A'! Blower Assembly-- result of years of exhaustive tests of all Special Feature* Patent* Applied far types of blowers--years of research and design evolution--is the all-time, out standing achievement in the blower field. Greater mechanical strength. Greater efficiency. A more compact unit (overall size considerably smaller than formerly). Will fit more jobs. Embodies many new and revolutionary features exclusive with Lau. Includes new 3-point suspension type bearing bracket--an integral part of the shroud--identical for various', angles of discharge. New frictionless, self-aligning bearing--completely en cased in Neoprene. New center suspen sion wheel (see below). New discharge outlet design and construction. Cut-off cannot set crooked on outlet. No wavy . edges. Faster installations. New 1-piece motor mounting easily convert ible, rear to top or vice versa, by simple use of two sheet metal screws. Many other features. Complete range of sizes. Every size tested and rated for perform NEW Series "A" Blower Wheels ance in accordance with A.S.H.V.E. and New center-suspension wheel tested and NAFM Codes. proved by us to have greater mechanical strength, truer concentricity and far more efficient performance than ordinary types of wheel. Complete details sup- --* plied. ____ Write Dept. H. -- For Further fir Information Propeller-type "Niteair" Fans For a wide variety of applications where it is necessary or advantageous to ex haust undesirable air and provide fresh air from the outside. Equally applic able for industrial, commercial, residen tial and farm building installations. Ef ficient and economical method for correcting innumerable air-control prob lems--removing dust-laden, foul, con taminated, or excessively hot air, fumes, gases, smoke. Venturi-type entrance housing reduces air "drag" and turbu lence--eliminates most common cause of "air noise." 5 sizes--24 in. to 48 in. These Pan* Comply with Commer cial Standard* CS178-51 1248 Air System Equipment "w^ST" Morrison Products, Inc. A 25 Year Firm East 168 Street and Waterloo Road, Cleveland 10, Ohio MORRISON BLOWER WHEELS-- Equalized Weight Distribution with Made Exclusively for original equipment end mounting. No shaft whip--reduced manufacturers in heating, ventilating deflection. and air conditioning. Available with Morrison Blower Morrison Blower Wheels are double Wheels is Complete Engineering Service. width--double inlet in standard dia Included are templates, shop drawings, meters from 10 in. to 16 in., and in tables, data, cost analysis, graphs, width from 6 in. to 16 in. charts, sources of component parts. One-Piece Blade Construction. ThreePiece Balanced Assembly--one-piece Housing Squares and Scroll Sides avail able for Low Cost Assemblies. blade and two pressed rings with integral Catalogs: Morrison Blower Wheels hubs welded together. --Copies Mailed Upon Request. 1249