Pipe repair service call. Prepped for duct lining as well. 11-06-24 Excavated in laundry room to repair broken section of pipe. Repaired furnace box with hydraulic cement . Cleaned all underground ductwork and furnace box in preparation of first application of duct armor. 11-07-24 Applied first application of duct armor to all underground ductwork and furnace box in underground ductwork.