Video inspection of underground air ducts, Found heavy deterioration and rust in 12" ducts. Needs a sump pit and pump installed to control underground water that's entering into the system. The 12" spiral duct needs Trenchless Casting to restore the structure integrity of the pipe, and two applications of Duct Armor will be applied.
Video inspection of underground air ducts. Ducts are PVC pipes with metal connections. Metal connections were extremely rusted and deteriorated. Homeowner needs to extend all downspouts away from house to reduce the water that is accumulating under the house. After the water issue is resolved it is recommended that the metal joints and fittings be rebuilt by spin casting a new concrete pipe in those areas. After the fittings are solid the system should be spray lined with Duct Armor duct lining material