Product performance and advantages
{"json":"[{\"index\":\"0\",\"tran_label\":\"Wind Load Resistance\",\"tran_value\":[\"GBIT 31433-2015 level 8\"]},{\"index\":\"1\",\"tran_label\":\"Water tightness\",\"tran_value\":[\"GBIT 31433-2015 level 6\"]},{\"index\":\"2\",\"tran_value\":[\"GBIT 31433-2015 level 8\"],\"tran_label\":\"Air tightness\"},{\"index\":\"3\",\"tran_label\":\"Thermal conductivity coefficient\",\"tran_value\":[\"2.2W/(m K)\"]},{\"index\":\"4\",\"tran_label\":\"Standard\",\"tran_value\":[\"Meet the GB15930-2007 standard for fire valves and smoke exhaust skylights used in building ventilation and smoke exhaust systems\"]},{\"index\":\"5\",\"tran_label\":\"Thermal insulation performance\",\"tran_value\":[\"Skylight flap aluminum alloy profile\",\"surface anodized treatment\",\"excellent waterproof and anti-corrosion performance\"]},{\"index\":\"6\",\"tran_label\":\"Low temperature resistance\",\"tran_value\":[\"The smoke exhaust skylight opens and closes normally in a low-temperature environment of -25 ° C\"]},{\"index\":\"7\",\"tran_label\":\"High temperature resistance\",\"tran_value\":[\"The smoke exhaust window opens and closes normally after 30 minutes of high-temperature testing at 300 ° C\"]},{\"index\":\"8\",\"tran_label\":\"Reliability\",\"tran_value\":[\"Can withstand more than 20000 daily ventilation cycles and more than 1000 fire smoke exhaust cycles for opening and closing\"]},{\"index\":\"9\",\"tran_label\":\"Snow load\",\"tran_value\":[\"The smoke exhaust skylight opens normally when the outer surface of the smoke exhaust skylight is subjected to a snow load of 500Pa\"]}]","type":"2"}