A furnace works by using natural gas, Propane or fuel oil. When thermostat calls for heat, first is going through all safety checking, then Inducer motor started running, then burners are ignited, then heat exchanger starts warming up and Blower Starts Running blowing heated air through ducts that deliver the hot air to rooms throughout the house registers box to the supply diffuser grilles, supply diffuser could be located, 3 Different Place ceiling, floor, or in the wall. And Return air vents pull stale air into the ductwork so that it can be reheated circulated Back into supply duct. This type of heating system is called a ducted warm-air or forced warm-air distribution system. If you add evaporator coil and condenser outside, then it becomes the central air condition system. Now you have air conditioning in summertime and hitting on wintertime.

We have a Highly Experienced, Trusted & Reliable HVAC Technician. If you want to install, repair or maintain your home or office GAS FURNACE SYSTEM, please do not hesitate to contract with us, we are ready to assist you.