What are the materials and functions of doors and windows?

Wood: easy to process and repair, more light blocking, excellent thermal insulation performance, solid wood is easy to deform, and high-end wooden windows are made of integrated materials. Steel: Standard steel window materials (solid and hollow) are strong and durable, fireproof, less light blocking, economical, easy to rust if not maintained well, and poor thermal insulation performance.

Common classification of doors and windows

The advantages are large opening area, good ventilation, good sealing, excellent sound insulation, heat preservation and anti-seepage performance. The inner opening type is convenient to clean the window; the outer opening type does not take up space when opened. The disadvantage is that the window width is small and the field of vision is not wide.

Installation material selection for doors and windows

Doors and windows are an indispensable part of the room. So far, doors and windows have gone through four eras: wood, steel, aluminum alloy, and plastic steel doors and windows. Wooden doors and windows are moderately priced, have poor appearance, poor sealing, are afraid of fire and flammable, deform and crack, and are only suitable for low-grade and general places. They have high maintenance costs and short service life.