Comparison of mainstream door and window materials. Choose according to your needs to avoid making a wrong choice.

When choosing doors and windows for decoration, the most challenging part is the material selection. The common types available on the market include plastic-steel, solid wood, ordinary aluminum alloy, insulated aluminum alloy, and system windows. Each has its own advantages and disadvantages, and is suitable for different scenarios and budgets. Clearly explaining all these will help you quickly find the right match and avoid unnecessary detours.

Plastic-steel windows were once very popular. Their advantages include good insulation and heat preservation, excellent sealing performance, and low price, making them suitable for those with limited budgets,老旧小区 renovation， or rental properties. However， their drawbacks are also obvious： they tend to age and deform， have average strength， turn yellow over time， have poor load-bearing capacity， and are prone to sagging when making large windows. They are not recommended for self-use in new houses.

Solid wood windows have a high-quality texture and good appearance， making them the first choice for Chinese-style and retro decoration. Their natural and warm texture can enhance the living room's grade， and they have excellent insulation and soundproofing effects. However， they are expensive and are afraid of water and sunlight， prone to cracking and deformation， and require regular maintenance， with high maintenance costs. They are more suitable for villas， courtyards， or indoor windows and are not recommended for self-use in new houses.

Aluminum alloy windows with insulation are relatively inexpensive and durable， and are widely used in old houses. Their advantages include high strength， less deformation， resistance to water and sunlight， long service life； however， they have poor insulation performance， fast heat conduction， cold in winter and hot in summer， average sound insulation effect， and no insulation strips， resulting in poor energy efficiency. They are suitable for balcony enclosure， temporary use rooms， and are not recommended as the main windows for self-use houses.

Insulated aluminum alloy windows are currently the mainstream choice in home decoration， with the most balanced performance. Their advantages include good insulation and heat preservation， strong sound insulation， wind resistance， less deformation， good waterproof and sealing performance， and a wide range of colors and styles， suitable for high-rise buildings and floor-to-ceiling windows. However， they are more expensive than ordinary aluminum alloy and plastic-steel windows， and the products on the market vary greatly， making it easy to purchase inferior non-standard materials. They are suitable for most families' self-use， high-rise residences， and scenarios with loud noises from the street.

System windows belong to the high-end version of insulated aluminum alloy. Their overall design is more scientific， with better water tightness， air tightness， sound insulation and heat insulation performance， solid materials， and more stable quality assurance. However， they are more expensive， and for ordinary families， the budget pressure is high. They are suitable for coastal areas with strong winds， severe noise， sufficient budget， and those who pursue ultimate performance. In summary： for limited budgets， choose plastic-steel； for temporary use， choose ordinary aluminum alloy； for appearance standards， choose solid wood； for most self-use， choose insulated aluminum alloy； for sufficient budgets， choose system windows.