Based on material and function, windows and doors can be broadly categorized into the following types: wooden windows and doors, steel windows and doors, revolving doors, security doors, automatic doors, plastic windows and doors, revolving doors, ironwork windows and doors, UPVC windows and doors, stainless steel windows and doors, aluminum alloy windows and doors, and glass fiber reinforced plastic windows and doors.

As living standards rise, the variety of doors and windows, as well as their derivative products, continues to expand, with quality levels gradually increasing. Examples include insulated aluminum alloy doors and windows, wood-aluminum composite doors and windows, aluminum-wood composite doors and windows, solid wood doors and windows, solar energy houses, glass curtain walls, and wooden curtain walls, etc.

2. They can be categorized by opening style: casement, double-hung, sliding, folding, top-hung, hinged outward, and more.