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1.It is recommended that the tobacco pipe be China Flue Pipes Manufacturers tilted down 5 degrees when installed (1) It can prevent rainwater from flowing back into the machine along the smoke pipe when it rains (2) The exhaust fumes may be slightly downward in case of cold condensation, which is conducive to the elimination of condensation. 2.It is recommended that the total length of Horizontal Flue Kits Manufacturers the tobacco pipe and the extension section not exceed 3 meters. (1) If the exhaust pipe is too long, the backflow will affect the boiler
