3/6/19. Removed old furnace. Installed new daikin 2 stage furnace. Installed metal to connect furnace to duct. Installed and setup t6 WiFi stat. Reconnected electrical and thermostat wiring to furnace. Ran new 6 wire from furnace to upstairs. Connected pvc to exhaust and intake on furnace. Connected gas piping to furnace. Ran the drain from furnace. Started furnace, everything running and draining properly. Thank you for choosing Black-Haak heating for your heating needs.