Insulation Calculator
An insulation calculator estimates the amount of insulation material (rolls, batts, or loose fill) needed for walls, loft/attic, or floor, and the expected energy savings or U-value improvement.
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Did You Know?
Loft insulation is one of the highest-ROI home improvements — UK Energy Saving Trust estimates savings of £300–400/year, with payback often under 2 years.
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