Installed Daikin Gas Furnace - M#DM96SE0603BN S#1912646906 Installed Honeywell Wi-Fi Thermostat - M#TH4110U2005 S#2006JC904542 Completed Gas Furnace replacement. Disconnected and removed old furnace and then set new one in its place. Reconnected the gas, electric, PVC vent pipes, and duct-work to new furnace. Installed a new WiFi Thermostat and connected it to the Furnace. Run tested the furnace. hank you for choosing Black-Haak Heating. Please take a moment to fill out our online survey.