Round air ventilation duct and fittings
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Air duct muffler air noise eliminating silencer box
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Aluminum Foil Flexible Hose Pipe Ventilation Duct
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Double-layer aluminum foil rubber-plastic insulation silencing pipe
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Metal static pressure box fresh air bellows with distributor branch
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PE plastic fresh air pipe
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Plastic ABS Equal Tee Φ100 Φ150mm Φ160mm air duct fittings
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Plastic air pipe reducer
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Round spiral air duct and fittings
