phenolic duct phenolic duct is elaborately crafted and processed by Yingde Ventech Air Conditioning Co.,Ltd to ensure that no flaw can be found in the product. The product is found to not only make the firm commitment to its continued flexibility but also promise strong toughness, in which way the product will never suffer from damage accidents and customers will count on us for the great quality of the product after years of utilizing the product that still stays intact and functional.

Ventech phenolic duct phenolic duct is endowed with a competitive price and superior performance and is known as a star product of Yingde Ventech Air Conditioning Co.,Ltd. The product is manufactured by the first-rate materials sourced from excellent suppliers. The materials realize the long-term stability of the product. Its production strictly adheres to the international standards, meeting environmental protection requirements at each phase. Besides, the product passes the ISO 9001 certification with its quality internationally accredited.jet air diffuser,custom manufactured diffusers,rectangular swirl diffuser.