The Chinese manufacturer said its new Heco series uses propane (R290) as a refrigerant and includes five models with a ...

Italian heating manufacturer Rhoss has released a non-reversible water-source heat pump for commercial and ... varies from 3.20 to 3.57. It uses propane (R290) as the refrigerant, with a global ...

propane, oil or electricity, are more effective at heating homes in freezing temperatures. They generally have a longer life span — about 20 years compared to the 15 years typical of heat pumps ...

When it comes to hot water, is a gas or electric water heater best? These pros and cons can help you decide. Water heaters are essential home systems. Whether building a new home or choosing a ...

The system may operate by means of an electric furnace or a more standard furnace that burns natural gas, propane ... heat pumps draw heat from beneath the ground or a nearby water source.