Honest numbers for your home, in about a minute
Size a system, check a grant or price a boiler, the same maths our surveyors start from, with every assumption shown. No other installer in Scotland puts this on the table.
Solar Savings Calculator
See what solar could save your home, with honest Scottish-weather numbers and a live roof visual that fills with panels as you answer.
Size my roof →Scottish Heat Pump Checker
Check your Home Energy Scotland funding and get an honest running-cost comparison, including the design-quality slider other installers would rather you didn't see.
Check my funding →Air Conditioning Designer
Build your rooms, pick a spec level and see installed prices, plus what heat-pump mode saves you every winter.
Design my system →Boiler Recommendation Tool
A sized recommendation with three spec levels and real fitted prices, and straight advice when a cylinder or a heat pump serves you better.
Get my recommendation →Why We Give the Numbers Away
Postcode, rooms, bills, nothing personal, nothing stored without asking
Honest ranges, never fake precision, with an "our assumptions" section under every result
A detailed emailed report if you want one, your results never sit behind a contact form
Because a customer who's seen honest numbers asks better questions, and tends to remember who showed them. Every figure is confirmed by a free survey before anything is booked.