1, Jin Pengshun flue non-return valve: Qingdao Jin Pengshun is a pioneer in the non-return valve industry in China. 1999, has been engaged in the research and development of residential flue products. After more than ten years' efforts, it has developed from the hood product of outdoor plastic residential flue into a patented technology, and independently researched, developed, produced, popularized and sold residential flue and flue fire prevention.
2. Hangzhou Simon flue check valve: Hangzhou simon electric Equipment Co., Ltd. was established in Xiaoshan, Hangzhou in June 2003. Is a new private comprehensive enterprise integrating R&D, manufacturing, sales and construction. The company mainly develops and sells all kinds of patented products such as flue check valves, kitchen check valves and bathroom check valves. After years of operation and development, the enterprise has become a manufacturer in line with ISO standards.
3. Submarine flue check valve: As the leader of floor drain industry, submarine has also entered the flue check valve industry and achieved good sales results. The odor control valve of submarine kitchen flue has good ventilation and strong sealing, which effectively solves the problem of kitchen fume discharge and reflux.
4. Sigeya flue check valve: * * Di Trading Shanghai Co., Ltd. (Sigeya Sanitary Ware) was established in August 2002, and is one of the domestic manufacturers specializing in the production of plumbing sanitary ware products. In recent years, it has entered the flue check valve industry.
5,-beautiful flue check valve; Nanjing Yiliang Building Materials Co., Ltd. mainly engaged in: and other products. The company advocates the enterprise spirit of "being practical, hard-working and responsible", creates a good enterprise environment with the business philosophy of honesty, * * winning and pioneering, and takes brand-new management mode, perfect technology, thoughtful service and excellent quality as the survival basis to serve customers wholeheartedly.
6. Kincaid flue non-return valve: The whole metal component of Kincaid flue non-return valve should be made of metal, and it has the functions of fire prevention, smoke backflow prevention and wind-to-wind. Due to the selection of all stainless steel production technology, the products are beautiful and durable.
7. First flue check valve: The structure of the first flue check valve is simple and compact, and it is basically not limited by special structures such as drainage pipe, gas pipe and through-wall exhaust. Because the valve plate adopts a brand-new vertical spring structure, it effectively avoids the defect of poor ventilation caused by gas downforce and vortex, and the ventilation effect is good. Because the fire prevention mechanism is provided with a locking mechanism, fire prevention is more reliable and safe.
8. Bottom flue check valve: The standard melting point temperature control of bottom flue check valve is more accurate and sensitive. The outlet of the non-return valve in the bottom flue is provided with a guide device with upward wind direction, which is beneficial to the upward movement of gas. It can be disassembled, cleaned and reset without changing the installation conditions.
9. Jinerlai flue check valve: Jinerlai flue check valve company was established in 2000, mainly producing and selling national patent products such as fire-proof flue check valve and range hood check valve. The company has an independent production base. Since its establishment, we have been adhering to the principle of quality first and customer first, making the enterprise grow and develop with the care and support of people from all walks of life. The company has strong technical force and advanced equipment.
10, Melamine flue non-return valve: Melamine flue non-return valve Co., Ltd. is the first enterprise engaged in the production of residential smoke exhaust flue products in Qingdao approved by the standard station of Shandong Provincial Construction Department. Since 1999, we have been engaged in the production and research and development of residential smoke exhaust duct products, and now we have developed from a manufacturer of outdoor plastic residential smoke exhaust flue hood products to an integrated enterprise with patented technology for independent research and development, production, promotion and sales of residential smoke exhaust ducts and flue fire check valves.