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Construction Master Pro - Advanced Construction Math Calculator for Building Professionals
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Construction Master Pro
$79.95  $69.95


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Construction Master Pro
Construction Calculator

Top-of-the Line Jobsite Construction Calculator with Advanced Math Functions for Builders, Carpenters & Construction Pros

Work Smarter, Build Better, and Improve Your Bottom Line!  We've taken the best features of the original Construction Master IV, added some useful new "Pro" functions, and made it even easier to use! An essential jobsite "tool." It's the most complete Builder's Calculator on the market!

Construction Master Pro - New Look, New Features and Benefits,
More Built-in Solutions:

Drywall, Siding, Panels — Find number of sheets for an Area
Stairs — “Riser Limited” and “Stairwell Opening”Includes English and Spanish CD-ROM with “How-To” Videos and User’s Guides
Studs — Find number On-center for an entered length
Compound Miter cuts, Arched Rake-Walls and Equal sided Polygons
• Includes English and Spanish CD-ROM with “How-To” Videos and User’s Guides

Construction Master Pro sets the industry standard for
advanced construction-math calculators. With many powerful new built-in solutions and expanded preference settings, it’s easy to use in the field or office. Get the job done right the first time with fast, accurate answers. Perfect for completing layouts, bids and estimates — saves time, money, materials and frustration.

Construction Master Pro works in and converts between feet, Feet-Inch, fractions, decimal feet, yards and full Metric. Ideal for contractors, builders, remodelers, framers, and other pros. Quick solutions for right angles, rafters (common, hip valley and jack), rake-walls, stairs, weight/volume, materials conversions, circular solutions and full dimensional conversions. Many new and enhanced features, including backspace key, footing, block, roof and column keys.


Construction Master Pro HandHeld & DeskTop Version Videos

Construction Master Pro Features:

  • Dimensional Math and Conversions: Work Directly in Feet, Inches, Fractions, Yards and Metric
  • Handles All Fractions-1/2's, 1/4's, 1/8's, 1/16's, 1/32's, 1/64's
  • Instant Area and Volume
  • Easy Right Angle and Rafter Calculations, Including Slopes, Square-Ups,
  • Common Rafter Lengths
  • Regular and Irregular Hip/Valley Rafter Lengths
  • Regular and Irregular Jack Rafter Lengths
  • Complete & Enhanced Stair Riser/Tread Solutions, for Fast and Accurate Stair Layout
  • Board Feet/Lumber Estimation
  • Per Unit Material Cost
  • Six Material Estimation Functions, Including: Block, Brick, Column, Cone, Footing, Roof
  • Custom Rafter Settings, such as Ascending or Descending Lengths
  • Plumb, Level and Cheek Cut Angles
  • Improved Rake Wall Function
  • Advanced Circle Solutions
  • D:M:S to Decimal Degree Conversions
  • Acres, Kilograms, Pounds, Tons and Metric Tons Conversions
  • Handy Backspace Key
  • Memory Storage Keys
  • User Set Preferences
  • Paperless Tape
  • Works as a Regular Calculator


  • Easy-To-Follow User's Guide and Pocket Reference Guide
  • Long-life Batteries (2 LR-44)
  • All-new protective Hard Case
  • Full 1-year Warranty


  • Size:
    5.6 x 3.0 x 0.6" (142.2 x 76.2 x 15.2 mm)
  • Product Weight (Including Case and Pocket Reference Guide)
    4.5 oz. (127.5 g)
  • Power:
    Two 1.5-Volt Alkaline Batteries (LR-44/A76)
  • Battery Life:
    Approx. 1-2 years of actual usage
  • Auto Shut-off:
    8-12 min.
  • Keypad:
    42 keys, soft-touch silicone rubber
  • User's Guide:
    110 pp.; 5.6 x 8.5" (142.2 x 215.9 mm)
  • Pocket Reference Guide:
    36 pp.; 2.4 x 4" (60.9 x 101.6 mm)
  • Warranty:
    1-Year Limited Warranty
  • Case:
    Protective hard case; black
  • Operating Temperature:
    32-130 deg. F (0-55 deg. C)
  • Display Type:
    LCD segment; 11 digits (7 normal, 4 fractions), with annunciator-legends
  • Display Dimensions:
    0.63 x 2.5" (16.0 x 63.5 mm)
  • Accuracy:
    10 digit internal accuracy


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