Propane heat also has built-in protection Houses: It would not ignite when coupled with air unless the supply of ignition reaches 940°F. Propane gas is non-harmful, makes nominal emissions and is not harmful to soil or h2o. Switching to your heat pump will help cut your annual Electrical power expenses https://industrial-waste-heat-rec24456.win-blog.com/9299663/the-basic-principles-of-industrial-waste-heat-recovery