Calculators

  1. Domestic Central Heating Calculator CALC2

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    Mear calculators are high quality precision instruments made from non-warping white and clear...
    in stock

    £40.00

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  2. Electric Lighting Calculator CALC7

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    Mear calculators are high quality precision instruments made from non-warping white and clear...
    in stock specialofferprice

    £25.54

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  3. Electric Wiring Calculator CALC8

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    Mear calculators are high quality precision instruments made from non-warping white and clear...
    in stock specialofferprice

    £15.32

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  4. Gas Flow Calculator - Cast Iron & Steel Pipes CALC4

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    Mear calculators are high quality precision instruments made from non-warping white and clear...
    in stock

    £34.04

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  5. Gas Flow Calculator - For Plastic Pipes CALC5

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    Mear calculators are high quality precision instruments made from non-warping white and clear...
    in stock specialofferprice

    £26.90

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  6. Heating Calculator for Energy Efficient Houses CALC1

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    Mear calculators are high quality precision instruments made from non-warping white and clear...
    in stock

    £40.85

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