Because of their high efficiency and performance, Solahart systems deliver amazing savings. Replace your old gas or electric water heater with a Solahart Solar Water Heater and you could save up to 65%* of your water heating energy consumption. A Solahart Solar Power system can generate significant savings depending on the size of the system you select and your overall energy use, reducing your energy costs even more. Solahart Mackay will use the Solahart’s Savings Estimator technology which will calculate how much you will save by installing a Solahart system. The Savings Estimator will take you through some simple assumptions on your current energy usage patterns and site conditions to give you a good idea of how much you can reduce your energy bills.