Each has its own arrangement method. Safety Borui doors and windows are good and have ten advantages: 1. Strong brand strength 2. Excellent Quality Management 3. High quality of materials 4. Exquisite technical strength 5, excellent Product force 6, efficient productivity 7, wide utilization rate 8, strong profit "force" 9, strong sales force 10, perfect service force.
Yes, 11 years old professional factory.
Doors and windows are divided into enclosure components or partition components according to their positions. There are different design requirements, such as heat preservation, heat insulation, sound insulation, waterproof, fire prevention and other functions. New requirements are energy saving, the Heat lost by the gap between doors and windows in cold areas accounts for about 25% of the total heating heat consumption. The requirement of the tightness of doors and windows is an important content in energy-saving design. Doors and windows are important components of building envelope system.
It should be above the first-line brand.
