Heck also known as flue fire valve, this product is a new national patented product developed by China's Ministry of Construction to promote environmentally friendly products, in modern housing construction would be a wide range of applications, flue valve generation, to a new high-end residential solve a big problem, it not only to prevent the fumes from the back but also play the role of pipeline connections for high-rise exhaust ventilation system, this type of design for public and residential high-rise flue kitchen, toilet and some other use, both to ensure the smooth flow of exhaust, but also effectively prevent fume flow backward.
TianChangShi KaiCheng fan Co., Ltd., located in the south of anhui eastern gate, jiangsu, nanjing, capital of east is beautiful landscape of yangzhou, the geographical position is superior, the beautiful environment, convenient transportation, enterprises have excellent Production sales integration device, advanced detection means, rich production experience and strong technical development strength, all the workers and staff are professional training, technical proficiency, quality consciousness. I own development, the roof or natural fan, cap, check valve, electric power, the axial flow fan has been many large-scale enterprises and units for use. Adhering to the principle of mutual development and promote the market to improve the market. For the same KaiCheng is famous brand products, building with superior products, first-class after-sale service to return to the market.
