1. insulating pipe air condense some of the cause. 2. ground water heated from the side wall to cause evaporation up the air hose.3. Flex hose leaks and cracking cause condense
1. Duct insulation, causing condense some of the water on the 2. floor has been heated from the side wall to cause volatility, combined with the air duct 3. Flex hose leak and crack, causing condense.
1. Insulation air pipe condense some cause.2. Water in the ground to get the heat from the side wall to cause evaporation combined with air pipe3 pipe leak and break, causing Flex condense.