Subway, underground garage flap Installation: subway, underground garage flap installation is very simple, first install expansion nail penetration holes punched slot on both sides of the slot and then along the door frame fixed in parallel to the expansion nail walls on both sides of the door frame, the slot that is installed successfully! When using the inner diameter of the subway flap, flap garage slide along the slot of the slot being, can also play a role to prevent rats from entering! When not subway stop, underground garage flap removed, fixed in the wall slot door switch does not affect the normal use. In the garage at the entrances, both sides Shanghai Shennan Traffic Facilities Co., developed the patented product - retaining door, the door of a black retaining slot, 50 cm high, on the walls on either side, each wearing a stainless steel retaining flood control plate, about 3.5 meters, 3.5 centimeters thick, says "special flood control", one wall there is a pole, a pole on each side of the slot. Presumably Shanghai Shennan Traffic Facilities Co., proprietary products - retaining door, retaining door "baby" - retaining door. Shanghai Yingtai property in the sea, about 1200 owners, there is a car that can accommodate more than 2,300 underground garage. Basically a luxury car in the garage, so they are also careful to manage. Yesterday, the reporter went to the district to find out. Shanghai Shennan Traffic Facilities Co., Ltd. developed the patented product - retaining door, retaining the door, "the election material above, can not use iron, easy to rust, which is stainless steel, never rust, prices are moderate; secondly, design of the above, I designed two symmetrical, with writing on it, the owners are clearly understood, and beautiful; there one is the handle hook, very convenient waterproof tape sealing the bottom there is "[Contact] Company Name: Shanghai Shang Deng traffic. Facilities Co., Ltd. Contact: Manager Mobile: 15001992357; Phone: 021-67897626 Fax: 021-67896673 company's official website: http://www.shsdjt.com Address: Silver Road, Songjiang District, Shanghai No. 350