An aluminum hand crank casement window is a practical and modern solution designed for ease of use and superior ventilation. Operated by a smooth crank handle, the sash opens outward, allowing maximum airflow and unobstructed views. The aluminum frame provides excellent durability, corrosion resistance, and low maintenance, making it ideal for various climates. Its tight sealing performance enhances energy efficiency, reducing air leakage and improving insulation. This type of window is perfect for hard-to-reach areas such as kitchens and bathrooms. With sleek aesthetics and reliable functionality, it is widely used in residential and commercial projects.

KDSBuilding’s solid wood hand crank windows blend traditional craftsmanship with modern engineering. Each frame is crafted from high-quality hardwood, ensuring natural beauty and long-lasting durability. The hand crank mechanism offers smooth, effortless operation—ideal for hard-to-reach areas while maintaining a classic architectural look. Our wood windows are treated for weather resistance, preventing warping, moisture damage, and insect intrusion. With energy-efficient glazing and tight sealing, they deliver excellent insulation against heat and noise. Whether for heritage restoration or luxury homes, these solid wood crank windows enhance interiors with warmth and sophistication. Combining artistry and technology, KDSBuilding offers windows that truly stand the test of time. series: Wooden opening style: hand crank Casement Glass: 5 mm+9 A+5 mm double tempered clear glass Color: wooden color Certification: CE, AS 2047 , CE

The PVC hand crank casement window is a premium solution combining durability, energy efficiency, and user-friendly operation. Crafted from high-quality PVC profiles reinforced with internal galvanized steel, it offers excellent thermal insulation, soundproofing, and weather resistance. The hand crank mechanism ensures smooth, precise opening and closing, ideal for both residential and commercial settings. series: 72 series PVC opening style: Hand crank casement Glass: 3mm low-e +12A+3mm+12A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

Hand crank awning windows are top-hinged windows that open outward from the bottom, operated smoothly with a manual crank handle. Made with durable and weather-resistant PVC frames, they offer excellent insulation, low maintenance, and resistance to rot or corrosion. This style allows for ventilation even during light rain, as the sash forms a protective cover when opened. Ideal for bathrooms, kitchens, or higher wall placements, PVC hand crank awning windows combine functionality with a sleek, modern look. They’re perfect for homeowners seeking enhanced airflow, energy efficiency, and long-lasting performance without compromising on convenience or aesthetic appeal. series: 82 series PVC opening style: awning Glass: 3mm low-e +12A+3mm+12A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

PVC hand crank windows offer a perfect blend of durability, ease of use, and energy efficiency. Designed with a smooth-operating manual crank system, they allow effortless opening and closing while providing precise ventilation control. The high-quality PVC frame ensures excellent resistance to moisture, corrosion, and UV exposure, making it ideal for all climates. These windows are also low maintenance and highly insulating, helping to reduce energy costs. Available in various styles and glazing options, PVC hand crank windows combine functional performance with a clean, modern appearance—ideal for both residential and commercial buildings seeking comfort and long-term value. series: 72 series PVC opening style: Hand crank casement Glass: 3mm low-e +12A+3mm+12A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23