Free Eco Home Calculators
Solar Savings Calculator
Estimate your savings from solar panel installation based on your roof and energy usage.
Use Calculator →Energy Bill Estimator
Estimate your annual energy costs based on your property and household.
Use Calculator →EPC Rating Estimator
Estimate your property's Energy Performance Certificate rating.
Use Calculator →Heat Pump Sizing Calculator
Determine the right heat pump size for your property and estimate running costs.
Use Calculator →Boiler Replacement Calculator
Calculate potential savings from upgrading your boiler.
Use Calculator →Window U-Value Calculator
Compare glazing options and calculate heat loss savings.
Use Calculator →Insulation Cost Calculator
Estimate costs and savings for different insulation upgrades.
Use Calculator →Government Grant Checker
Check which UK government grants and schemes you may be eligible for.
Use Calculator →ROI & Payback Calculator
Calculate the return on investment and payback period for any eco upgrade.
Use Calculator →Carbon Footprint Calculator
Estimate your home's annual carbon emissions and potential reductions.
Use Calculator →Room Heat Loss Calculator
Calculate heat loss for individual rooms to size radiators and heating systems.
Use Calculator →Glazing Comparison Tool
Compare different glazing options side by side to find the best value for your home.
Use Calculator →Renewable Energy Mix Planner
Plan the optimal combination of renewable technologies for your home.
Use Calculator →Monthly Savings Tracker
Track projected monthly savings and cumulative returns from your eco upgrades.
Use Calculator →