Durable Aluminum Alloy Construction Built with a robust aluminum alloy frame and reinforced main frame, this window offers exceptional strength and longlasting performance. Designed to withstand daily use and varying weather conditions, it maintains its structural integrity over time. Smooth and Secure Operation The sash glides effortlessly and interlocks seamlessly with the main frame, creating a secure, weathertight seal. This design ensures easy opening and closing, while keeping out drafts, moisture, and external noise. Improved Energy Efficiency Featuring insulated glass paired with wool pile seals, this window effectively blocks cold air in winter and hot air in summer. By maintaining a stable indoor temperature, it reduces the need for excessive heating or cooling, helping lower energy costs. Flexible Ventilation Options Equipped with a fullsize, removable screen, the window allows you to enjoy fresh airflow whenever desired while keeping insects outside. Removal is quick and easy, making seasonal adjustments simple. Practical Applications Ideal for residential use in bedrooms, living rooms, or kitchens where natural light and thermal efficiency are desired. for home offices to improve comfort and reduce utility expenses. Suitable for enclosed porches or sunrooms where flexible ventilation is important. Material: Aluminum alloy frame and main frame Function: Sliding sash with interlock design for weather sealing Performance: Insulated glass with wool pile seals for energy efficiency Compatibility: Fits standard residential window openings Size: Refer to manufacturer specifications for exact dimensions