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How to Calculate Home Energy Audit

What is Home Energy Audit?

A home energy audit identifies where energy is consumed and wasted, prioritising interventions by cost-effectiveness. Heating accounts for 65-70% of typical UK home energy bills.

Step-by-Step Guide

  1. 1Heating: gas boiler efficiency 85-95%; heat pump efficiency 250-400%
  2. 2Lighting: LED uses 85% less energy than halogen for equivalent light output
  3. 3Draught proofing doors and windows: cheap and consistently high ROI

Worked Examples

Input
1,200 GBP heating, 800 GBP electricity, 400 GBP gas cooking annually
Result
Total: 2,400 GBP/year; 20% reduction target: 480 GBP saving

Frequently Asked Questions

What is Energy Audit Calc?

A home energy audit identifies where energy is consumed and wasted, prioritising interventions by cost-effectiveness. Heating accounts for 65-70% of typical UK home energy bills

How accurate is the Energy Audit Calc calculator?

The calculator uses the standard published formula for energy audit calc. Results are accurate to the precision of the inputs you provide. For financial, medical, or legal decisions, always verify with a qualified professional.

What units does the Energy Audit Calc calculator use?

This calculator works with inches, percentages. You can enter values in the units shown — the calculator handles all conversions internally.

What formula does the Energy Audit Calc calculator use?

The calculator applies the standard formula for this type of calculation. See the 'How It Works' steps above for the detailed formula breakdown.

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