1 The specifications and models of plastic-steel windows should meet the design requirements. The quality and mechanical properties of the windows conform to the requirements of the current national standards, and have a factory certificate.
The three basic physical properties of windshield, air infiltration and rainwater infiltration of the two windows shall comply with the requirements and design requirements of the three performance classifications in the current national standards, and shall be accompanied by the quality inspection report of this grade.
Plastic steel window pulleys and slides have no specific requirements for thermal insulation and sound insulation performance.
The models, specifications, performance and requirements of hardware, fasteners, reinforced steel and metal plate used in 3 windows shall comply with the relevant provisions of the current national standards.
4 The variety, specifications and quality of glass shall comply with the provisions of the current national product standards, and have product certification.
Tempered glass must be used for a single piece of glass larger than 1.5 m2.
The 5 window and the hole sealant should be elastic and adhesive.
Edit this paragraph main equipment
Hand drill, electric hammer, saw, level ruler, screwdriver, wrench, pliers, line pendant, powder line package, steel tape measure, hand hammer, flat shovel, etc.
Edit this paragraph operating conditions
1 The main structure has been completed and approved by the relevant departments. The finishing layer of the door and window opening wall will be carried out before construction.
2 Play the door and window position line according to the size shown in the figure, and determine the installation elevation of the door and window according to the +50cm horizontal line that has been played.
3 Check whether the size and quality of the reserved openings meet the requirements of the current national standards.
4 The reinforced concrete frame is set on both sides of the window opening of the project, and the position of the brick is not necessary.
5 Prepare the scaffolding for installation and take safety precautions.
6 The ambient temperature is not lower than 5 °C.
Reflective Vest for Kids，Children Safety Vest，Safety Vest
Safety Vest,Reflective Material Co., Ltd. , http://www.chsafetyvest.com