Top 7 Slide Rule Calculator – Construction Rulers

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1. SuperCool Slide Rule Charging & Duct sizing

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SuperCool Slide Rule by SuperCool Slide Rule

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SuperCool Slide Rule Charging & Duct sizing #ad - Superheat & subcooling charging of both R410a and R22. Duct calculator that calculates CFM of Metal and Flex Duct. 1 training tool used by Colleges, Universities and Training Centers. Pressure drop and sizing for - Rectangular Metal, Round Metal, AND Round Vinyl Flex. Access to approximately 100 free tutorials by scanning the QR code on the tool.
BrandSuperCool Slide Rule Charging & Duct sizing #ad
ManufacturerDesignStein LLC #ad
Height6 Inches
Length9 Inches
Width0.1 Inches
Part Number4920570

2. concretesliderules.com

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Concrete Estimator Slide Ruler 300 Yard Volume Calculator

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concretesliderules.com #ad - This slide will calculate quantities up to 200 yards. Calculates quantity of concrete required to fill a rectangular or round area. Great christmas gift for the contractor in your life!! Very easy to use. Calculates concrete required to fill cylinders and piers.
Brandconcretesliderules.com #ad
Manufacturerconstructionsliderules.com #ad
Height0.13 Inches
Length8 Inches
Width1.5 Inches
Part Number8541735867
Modelconccalc300a

3. Midori Way

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Midori CL Slide Ruler Clear 42260006

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Midori Way #ad - Model: 42260006. Midori slide ruler, cl slide ruler clear. Thickness measurable slide ruler from fancy Japanese stationary Brand Midori design fill, a few other colors are available for the line-up.
BrandMidori Way #ad
ManufacturerNaSh-Design #ad
Height1.65 Inches
Length6.3 Inches
Width0.28 Inches
Part Number42260006
Model42260006

4. SLIDES INC

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Concrete Estimator Slide Ruler 200 Yard Volume Calculator

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SLIDES INC #ad - Very easy to use. Calculates concrete required to fill cylinders and piers. This slide will calculate quantities up to 200 yards. Great christmas Gift for the contractor in your life!! Calculates quantity of concrete required to fill a rectangular or round area.
BrandSLIDES INC #ad
Manufacturerconstructionsliderules.com #ad
Height0.13 Inches
Length8 Inches
Width1.5 Inches
Modelconccalc200a

5. Johnson Level & Tool

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Johnson Level & Tool # 7203 Stainless Steel Pocket Rule with inch 1/64”and mm/metric graduations

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Johnson Level & Tool #ad - Conversion tables on back of blade. Pocket clip for convenient storage. 1 year warranty: johnson level warrants this product against defects in material and workmanship for one year after the confirmed purchase date. Stainless steel blade with etched increments. At its option, the company will replace or repair the product if it fails under normal use.
BrandJohnson Level & Tool #ad
ManufacturerJohnson Level & Tool #ad
Height0.1 Inches
Length8.2 Inches
Weight0.01 Pounds
Width2 Inches
Part Number7203-J
Model7203

6. SLIDES INC

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Construction Sliderule Volume Calculator Set of 6pcs

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SLIDES INC #ad - Easy to use!! great christmas gift for the contractor in your life!! Concrete estimator 200 and 300 yards, sand, Cinder Block Estimator, Brick Estimator, asphalt Estimator, Gravel and Crushed Stone Estimator. Six different slide rule calculators included in set.
BrandSLIDES INC #ad
Height0.13 Inches
Length7 Inches
Width1.5 Inches
Modelcalcset7

7. SLIDES INC

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Asphalt Sliderule Calculator Estimator

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SLIDES INC #ad - Calculates quantity of asphalt needed to cover an area. Great christmas gift for the contractor in your life!! Made in usa!!!! just enter in width, length and depth of area. Very easy to use.
BrandSLIDES INC #ad
Height0.13 Inches
Length8 Inches
Width1.5 Inches