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Slide Rule/Wheel Calculators

Slide Rule/Wheel Calculators
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  1. 2021 Drain Waste Vent Pipe Sizing Calculator, IAPMO
    2021 Drain Waste Vent Pipe Sizing Calculator, IAPMO
    Special Price $17.95 Regular Price $19.95
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  2. 2021 Natural Gas Pipe Sizing Calculator, IAPMO
    2021 Natural Gas Pipe Sizing Calculator, IAPMO
    Special Price $17.95 Regular Price $19.95
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  3. Scheduling Wheel Chart
    Scheduling Wheel Chart
    Special Price $7.15 Regular Price $7.95
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  4. 2021 UPC Water Pipe System Sizing Calculator, IAPMO
    2021 UPC Water Pipe System Sizing Calculator, IAPMO
    Special Price $17.95 Regular Price $19.95
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  5. 2018 Natural Gas Pipe Sizing Calculator, IAPMO
    2018 Natural Gas Pipe Sizing Calculator, IAPMO
    Special Price $17.95 Regular Price $19.95
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  6. 2018 Drain Waste Vent Pipe Sizing Calculator, IAPMO
    2018 Drain Waste Vent Pipe Sizing Calculator, IAPMO
    Special Price $17.95 Regular Price $19.95
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  7. 2018 UPC Water Pipe System Sizing Calculator, IAPMO
    2018 UPC Water Pipe System Sizing Calculator, IAPMO
    Special Price $17.95 Regular Price $19.95
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  8. SuperCool Slide Rule Duct Calculator Flex Metal Ductulator Chart
    SuperCool Slide Rule Duct Calculator Flex Metal Ductulator Chart
    Special Price $17.95 Regular Price $19.95
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  9. Duct Design Calculator Wheel
    Duct Design Calculator Wheel
    Special Price $7.15 Regular Price $7.95
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  10. DUCT CALCULATOR SLIDE RULE
    DUCT CALCULATOR SLIDE RULE
    Special Price $35.95 Regular Price $39.95
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  11. SMACNA Duct System Calculator
    SMACNA Duct System Calculator
    Special Price $53.95 Regular Price $59.95
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  12. Equal Friction Duct Calculator by Carrier
    Equal Friction Duct Calculator by Carrier
    Special Price $8.95 Regular Price $9.95
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