Are you in search of reliable contractor for oil to gas conversions or furnace replacement in Manassas, VA? Perfect. You have reached to an ideal place to get one stop solution for all HVAC problems. QRG Appliance is one of the locally owned and operative businesses. We offer wide range of services to meet and exceed the level of expectations of clients. All of our crew members are vastly experienced and knowledgeable. They never compromise on the quality of products and services. They are well versed in modern tools to get back your heating and cooling system on track in no time. We offer affordable packages so that everyone can go for our services without any trouble. We will even go out of our ways to fulfill our objectives. As oil industry experiences huge surge in the prices so this an ideal time to switch to natural gas. It reduces the emission of Carbon dioxide from our homes. If you wish to transfer your existing oil based system to the system purely based on natural gas, you will definitely require professional assistance. The best part of our services is that we provide 100% guarantee and practice eco friendly services to make environment neat and clean.