We are happy to announce an upgraded engine for the Legend G3 insert series. The 739MN/MP engines will replace the previous 739JN/JP engines and will include the new AutoFire system, bringing along a number of important benefits. Valor Autofire – Automatically adjusts for maximum performance The G3 Series is now equipped with the all-new AutoFire system, which dynamically tunes your fireplace for peak performance. AutoFire provides improved operating efficiencies –…