... safe,strong,durable,factory, 2011 hot selling swift inflatable raft boat specification1. material: 0.60mm pvc tar[paulin2. size: ... 2.Water ball, water roller, zorb ball ,swimming pool, boat , bumper boat , water trampoline and water slide3.Inflatable advertisement, inflatable advertising ... :1, Cut off the power, open interfaces and exhaust fans, exhaust time usually 10-25 minutes. The excess gas must ...