The casement door is a practical and elegant solution for main entrances, balconies, and backyard access. Designed with strong aluminum frames, it offers excellent durability and long-term stability, even in demanding weather conditions. Multi-point locking systems enhance security, while flexible hinge options allow for inward or outward opening to suit different spatial requirements. Double-glazed glass panels improve insulation and reduce outside noise, creating a more comfortable living environment.  series: 55 series thermal break opening style: casement Glass: 5mm+9A+5mm clear tempered glass U-Factor  ≤ 0.3 SHGC ≤ 0.23

The lift and sliding door is crafted for projects requiring excellent energy performance and effortless handling of large, heavy glass panels. Using a unique lift-slide mechanism, the handle lifts the door off its seals before sliding, ensuring  smooth movement with minimal resistance. providing top-level water tightness, air tightness, and security. Equipped with thermal-break aluminum profiles and double , the door delivers outstanding insulation and comfort in both warm and cold climates. Ideal for villas and luxury residences. series: 80 series thermal break opening style: lift and sliding Glass: 3mm+12A+3mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

The ultra slim sliding door is engineered for projects emphasizing modern minimalism and expansive glass surfaces. With extremely narrow aluminum profiles, this door maximizes the visible glass area and creates a seamless visual connection。Despite its thin appearance, the system maintains exceptional structural strength, allowing for large, heavy glass panels that slide smoothly on high-precision rollers. Double  glazing enhances energy performance, reduces noise, and improves comfort.  ideal for luxury villas, high-end apartments, and commercial buildings. Advanced sealing systems ensure smooth operation, excellent wind resistance, and reliable performance in all climates. series: thermal break opening style: ultra slim sliding Glass: 3mm+12A+3mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23  

The aluminum folding door offers maximum flexibility for creating open, unobstructed spaces with a simple folding motion. Engineered with high-strength thermal-break aluminum profiles and heavy-duty stainless-steel hinges, the system can support multiple large panels that fold smoothly to the side, allowing nearly 100% opening of the entire doorway. This makes it an excellent choice for villas, restaurants, showrooms, and any area where indoor and outdoor living need to merge seamlessly.  series: 72 series thermal break opening style: folding Glass: 5mm+9A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

The aluminum sliding door is designed to bring expansive views, abundant natural light, and effortless daily operation to any residential or commercial project. Built with high-strength aluminum profiles and equipped with precision rollers, this door delivers smooth, quiet, and stable sliding performance even after long-term use. Double-glazed insulating glass and optional thermal-break profiles significantly improve energy efficiency, making indoor spaces more comfortable throughout the year. Its slim frame design complements contemporary architecture, while the wide opening panel provides seamless indoor–outdoor flow, ideal for balconies, patios, and large openings. Weatherstripping and multi-point locking systems enhance security and ensure long-lasting resistance against wind, water, and air infiltration. Tailored sizes, glass options, hardware choices, and color finishes allow architects and homeowners to customize the door to match project requirements. KDSBuilding’s aluminum sliding door represents a perfect balance of durability, aesthetics, and performance, elevating both the functionality and elegance of modern living environments.

The Aluminum Double Hung and Tilt Window from Xiamen KDSBuilding combines elegant design, smooth functionality, and outstanding thermal performance for modern residential and commercial projects. Manufactured with high-quality thermal break aluminum profiles and double-glazed insulated glass units, this window ensures excellent energy efficiency, sound insulation, and condensation resistance. The double-hung mechanism allows both the upper and lower sashes to slide vertically for flexible ventilation, while the tilt function provides easy inward tilting for convenient cleaning and secure airflow control. Its precision-engineered frame features advanced weather seals that enhance air and water tightness, ensuring long-term durability even in extreme climates. With powder-coated or anodized surface finishes available in a wide range of colors, it achieves both strength and style. Designed to meet international standards such as NFRC and CE, KDSBuilding’s aluminum double hung and tilt window is ideal for high-end apartments, villas, and public buildings that demand superior thermal insulation, low maintenance, and contemporary aesthetics. This window delivers a perfect blend of practicality and sophistication, offering homeowners lasting comfort and performance with modern architectural appeal.

Commercial entrances require both beauty and strength, and aluminum storefront doors deliver exactly that. Designed to handle heavy daily traffic, KDSBuilding’s aluminum doors feature robust frames, weatherproof seals, and optional multi-point locking systems that ensure maximum safety. Unlike steel, aluminum will never rust, even in coastal or humid environments, making it an ideal choice for long-term projects. The smooth surface and custom finish options make these doors not only secure but also visually appealing. With excellent structural integrity and minimal maintenance requirements, aluminum storefront doors offer the best balance between security and modern design—perfect for commercial centers, showrooms, and business offices that want to make a strong first impression.

Aluminum casement and fixed window with 55 series thermal break aluminum profile, good at ventilation and have nice view. with double glass options, it can reduce energy lose and keep the house cooler in summer and warmer in winter. And also good at sound proof, can reduce noise effectively, create and quit environment for you.