Watt & Wall guides
Clear answers for better home planning.
Simple, source-backed explanations for the numbers behind energy and renovation decisions.
Guide library
Choose a topic.
Read at your own pace, then use a calculator when you are ready.
- Guide 01
Electricity costs
Understand watts, kilowatt-hours, usage schedules, and local rates.
Read guide - Guide 02
Appliance energy use
Turn appliance ratings and realistic schedules into a useful estimate.
Read guide - Guide 03
Paint and flooring
Measure rooms, openings, coverage, and material waste with confidence.
Read guide - Guide 04
Home energy audit
Spot common energy questions and decide when an assessment can help.
Read guide - Guide 05
EnergyGuide labels
Compare appliance energy information without confusing estimates for bills.
Read guide
Put the guide into practice
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