Independent planning deskUpdated September 2026
Make the house waste less before buying a bigger system.
Plain-language home energy guides and a transparent savings estimator for insulation, air sealing, heating and cooling decisions.
01Homeowners comparing practical energy upgrades04 field guides
Savings estimator
Estimate the value of a smaller energy bill
Use your own bill and a conservative improvement range. This is a planning estimate, not a contractor quote.
Field notes
All guidesStart with a decision, not a product
01
Planning
02
The right order for home energy upgrades
A practical sequence that reduces guesswork: measure, seal, insulate, then size equipment.
Envelope
03
How to evaluate an insulation estimate
Translate R-values, square footage and access conditions into a quote you can compare.
HVAC
04
A homeowner’s heat-pump bid checklist
Questions that expose whether two heat-pump proposals are actually comparable.
Method
Build a useful energy baseline from utility bills
Turn twelve months of bills into a simple benchmark before spending on upgrades.
Source discipline