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Calculators

A wide variety of construction calculators from Calculated Industries including the Construction Master Pro, ElectriCalc Pro, and more!
  • SMACNA HVAC Duct Design Calculator

    220044
    $40.00

    The SMACNA Duct System Calculator has detailed instructions and calculations to enable HVAC system designers to design an average duct system witho...

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    $40.00
  • 2018 Drain Waste & Vent Pipe Sizing Calculator

    28-18D
    $17.95

    Now you can easily compute fixture unit load values for drainage and vent piping. This calculator has been updated to the 2018 Uniform Plumbing Code.

    $17.95
  • 2018 Natural Gas Sizing Pipe Calculator

    28-18W
    $17.95

    This calculator is used for sizing pipe systems carrying natural gas of 0.60 specific gravity at approximately eight (8) inches water column pressu...

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    $17.95
  • 2018 Water Pipe Sizing Calculator

    28-18G
    $17.95

    This 2018 calculator is based on Table 6.5 of the Uniform Plumbing Code (UPC) and helps compute water fixture units (WSFU) and Minimum. It has been...

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    $17.95
  • ACCA Duct Calculation Slide Rule

    94
    $60.95

    This durable two-sided plastic sizing wheel comes with a complete instruction manual for residential and commercial duct-sizing procedures. Designe...

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    $60.95
  • Laser Dimension Master 130

    3356
    $106.95

    Laser Dimension Master 130 is a one-person laser measuring tool for distances, areas and volumes. It is easier and faster to use than a tape measur...

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    $106.95