1. rain, snow and windy day shall not be more than five level construction, puncture-resistant waterproof material construction environment temperature not lower than 0 ℃.
2. flame heater nozzle distance from the puncture-resistant waterproof material surface should be moderate, width of internal heating should be uniform, puncture-resistant waterproof material of surface melting to shiny black, not excessive heating coil.
3. puncture-resistant waterproof material construction site complete protection facilities, according to the provisions of fire equipment.
