The Safeguard certificate estimator calculates certificates for the replacement of an electric or gas water heater with:
- an air source heat pump or
- a solar electric-boosted water heater
Estimate certificates
Replace an existing electric water heater with an (air source) heat pump water heater
Replace an existing gas water heater with an (air source) heat pump water heater
Replace an existing electric water heater with a solar (electric boosted) water heater
Replace an existing gas water heater with a solar (electric boosted) water heater