Indexed IB MARSHALL L i*i CC: W, P.

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Fans and Ventilating Equipment L.

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ffi9t9*3 ARTMDRE Mr.

GYPSUM WALLBOAKD I'.ANUAL V)f EDITION Sectj on 6 Sub-Section D AMES TAPING TOPIS An up-to-date folder is distributed by the Ames Tool Company i/hose home office is at 505 0*Neill Avenue, Belmont, California., All salesmen should review this carefully to have current information on mechanical tools used in the application of joint finishing materials, laminating compounds, and other items in wallboard application* Please notice, in running through the folder, that, while some of the items are available "For Sale", the important equipment shown is ava: table on a "Rental" basiso This is one of the oldest companies making such equipment and has tools distributed throughout the United States, Canada and other parts of the world0 They continually improve the equipment and, -whenever a major change is made, will bring in the old pieces of equipment, replacing them with newer, improved mode]So Thus, the applicators in the field using Ames Tools rapidly have the advantage of their development and improvement* Also note the list of the Ames Taping Tool Systems, Inc* Distributors on the back sheet of the folder* Up-to-date stock of all items is maintained in these locations* The personnel service equipment, and promote use of the tools to applicators, A customer interested in getting some Ames equipment or having such equipment serviced should contact the Distributor closest to him, where additional in formation or literature other than what is provided is needed, a note to the nearest Distributor will get most of the information needed very quickly, Bsstwall Laboratory people work continuously with the latest Ames equipment, to be sure Bestwall Joint System Materials work through them* Mr* Ames has been in contact with our Laboratory people from time-to-time and takes the position that his equipment can satisfactorily apply the Bestwall materials that he has seen0 He instructs his representatives in the field and his dis tributors that they are not to promote one Manufacturers joint system to the exclusion of the other, unless they have definite proof of some problems* This literature and information about the Ames equipment is sent to you to improve your knowledge of the tools in the trade used with Bestwall materials.

Air System Equipment MeIch%7`yng Curtis Refrigerating Machine Company Division of Curtis Manufacturing Company 1959 Kienlen Ave., St.

Air System Equipment R eitigera ting.

114 CHAPTERS 1950 Guide Since the calculation is based on a 1 ft pipe length: = 21 Btu per hour.

356 CHAPTER 15 1950 Guide.

482 CHAPTER 20 1950 Guide Steam Heating Systems and Piping 483 Fig. 47.

572 CHAPTER 26 1950 Guide sizes either cast-iron, cast-steel or some of the steel alloys ;are employed.

576 CHAPTER 27 1950 Guide PIPE INSULATIONS Pipe insulations are of several general forms and are made of various types of material.

580 CHAPTER 27 1950 Guide' transferred ' per square foot of outer surface of the insulation'is givenby the equation :' Hh -- tO go - r, log. - (1) Pipe Insulation 581 After the-true heat loss is obtained, the loss per square foot of pipe surface can be calculated from the relationship: q> - go(r/ri) where q-, -- Btu per (hour) (square foot outer surface of pipe).

716 CHAPTER 34 1950 Guide velocity in a complete and nearly horizontal circle.