Wood fire doors | wooden fire door Zhengzhou dealers | wooden fire door manufacturers supply

 1 wooden fire door appropriate for the door, wood fire doors must be open and flexible, and has a self-closing feature .2 evacuation routes for wood fire doors should have in the event of a fire can quickly turn off the function, and the evacuation direction open, not installed locks and latches .3 double fan or fan with a bead of wood fire doors must be closed .4 order. wooden fire doors and door frames overlap cut mouth should remain sealed groove wood fire doors Manufacturers supply and inlay incombustible material to fill seal .5 When conditions are ripe, doors and door frames should be assembled sets, installed all the hardware, and then install the 0.6 sets after fire doors made of wood, you should immediately Brush the base oil (drying oil) to prevent moisture deformation .7. hardware installed applications wood screws, nails may not be used in place of timber-based fire-retardant treatment process for a long time using wood fire doors plus flame, then add water, loaded timber start sequence retardant wood is absorbed by the beginning of the concentration of the standard solution wood fire retardant door market price, thus avoiding the absorption of the wood by the low concentration of the flame retardant solution concentration over the course of normal wood fire doors price, and to improve the flame retardant quality. If the business able to do so, can be formulated into a predetermined concentration first flame retardant liquid before adding the pool flame retardant quality will be better. Improve the effectiveness of fire wood fire doors fire doors every enterprise should attach importance to the matter. Wood fire doors | wooden fire door Zhengzhou dealers | wooden fire door manufacturers supply is provided by a long based Industrial. Zhengzhou long Industrial Co., Ltd. (www.zzjiuji.com) in fire doors, fire windows and other industries have high visibility, integrity management, both quality of service, welcome to inquire, or consult our "Business League call" it!