Calculators

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Posted on: Fri, 2012-09-07 03:13   By: Imperial

Reference points on a variety of topics and scales to make even the most technically demanding jobs a breeze.

ROOM AIR CONDITIONER CALCULATOR : 5100

 

Used to determine size of air conditioner unit with allowances for:

• Exposed and unexposed walls.

• Exposed and unexposed windows.

• Roof and ceiling insulation.

• Heat gain from number of people.

• Location.

 

This calculator selects amount of capacity needed in a cooling load of 5000-24000 BTUs per hour, and indicates the size of unit required in BTU ratings. The calculator not only simplifies the job of specifying window air conditioners, but also eliminates misapplication and paper work. An ideal service and sales tool for the estimator and service engineer, the calculator is imprinted with full directions.

AIR DUCT CALCULATOR : 5125

This ingenious, pocket-size Air Duct Calculator uses only three slides to give all of the information needed when figuring the sizes of air ducts. Convenient tables printed on the back of the calculator supply additional data in a handy, easy-to-use form. The few words of instruction needed to understand and use the different slides are printed on the calculator face, where they cannot be lost or mislaid.

 

Used to determine:

• Size of air ducts by the equal pressure loss method.

• Size of round ducts vs. rectangular ducts.