PVC sliding windows offer a sleek and practical solution for modern spaces. Designed with horizontal sliding sashes, they provide smooth operation and are ideal for areas with limited space. Made from high-quality uPVC and reinforced with galvanized steel, they ensure durability, weather resistance, and thermal insulation. Double or triple glazing options with Low-E glass improve energy efficiency and sound reduction. With a modern look and minimal maintenance, our sliding windows are perfect for residential and commercial buildings, including apartments, villas, and balconies. Multiple color and hardware choices make them a flexible and stylish option for any design. series: 60 series PVC opening style: Top sliding and bottom fixed Color: Black Glass: 5mm+9A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

PVC double hung windows combine traditional aesthetics with modern performance. Featuring two operable sashes that slide vertically, these windows provide flexible ventilation from the top, bottom, or both. Built from reinforced uPVC, they offer excellent energy efficiency, sound insulation, and weather resistance. Both sashes can tilt inward for easy cleaning and maintenance. With options for double or triple glazing, Low-E glass, and various color finishes, these windows are ideal for residential and light commercial applications. Their classic appearance, smooth operation, and low maintenance make them a practical and stylish choice for any building design. series: 82 series PVC opening style: Double Hung Glass: 3mm+12A+3mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.21 Visible Transmittance: 0.41 Air Leakage: 0.15

Each window is equipped with a corrosion-resistant crank handle, multi-point locking system, and friction hinges for secure, effortless operation. Glazing options include single, double, or triple glass units with Low-E coating, argon gas fill, and laminated or tempered glass for added insulation and security. 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

PVC hand crank casement windows combine classic side-hinged design with modern performance and durability. Designed to open outward with the turn of a smooth-operating crank handle, these windows provide excellent ventilation control, unobstructed views, and superior sealing performance. Crafted from high-quality uPVC profiles and internally reinforced with galvanized steel, our casement windows are built for long-lasting strength and weather resistance. The multi-chambered frame enhances thermal insulation, while compression seals along the sash perimeter ensure airtight and watertight performance—ideal for energy-efficient homes and buildings. Each window is equipped with a corrosion-resistant crank handle, multi-point locking system, and friction hinges for secure, effortless operation. Glazing options include single, double, or triple glass units with Low-E coating, argon gas fill, and laminated or tempered glass for added insulation and security. Available in a variety of frame colors, finishes, and grille patterns, our hand crank casement windows can be tailored to suit modern or traditional designs. Easy to maintain and built to meet international standards such as NFRC and CE, they are ideal for residential homes, villas, and commercial buildings in diverse climates. KDSBuilding’s PVC crank casement windows offer the perfect balance of function, aesthetics, 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

PVC double hung windows offer a timeless aesthetic combined with advanced performance and functionality. Designed to suit both traditional and modern architecture, these windows feature two operable sashes that slide vertically, allowing for flexible ventilation from the top, bottom, or both. Engineered using premium uPVC profiles reinforced with galvanized steel, our double hung windows provide exceptional strength, durability, and resistance to warping, cracking, and corrosion. The multi-chambered frame enhances thermal insulation and energy efficiency, helping reduce heating and cooling costs in all climate zones. series: 82 series PVC Color: white opening style: Double Hung Glass: 3mm+12A+3mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.21 Visible Transmittance: 0.41 Air Leakage: 0.15

PVC double hung windows offer a timeless aesthetic combined with advanced performance and functionality. Designed to suit both traditional and modern architecture, these windows feature two operable sashes that slide vertically, allowing for flexible ventilation from the top, bottom, or both. Engineered using premium uPVC profiles reinforced with galvanized steel, our double hung windows provide exceptional strength, durability, and resistance to warping, cracking, and corrosion. The multi-chambered frame enhances thermal insulation and energy efficiency, helping reduce heating and cooling costs in all climate zones. Each sash is equipped with counterbalance systems or spiral balances for smooth, quiet operation and ease of cleaning, as both sashes can tilt inward. Available with single, double, or triple glazing options, including Low-E and argon-filled IGUs, the window ensures superior sound insulation and comfort. Our PVC double hung windows come in a variety of colors and finishes, including white, grey, black, and realistic woodgrain laminates. Custom sizes and grille designs are also available to meet specific architectural preferences. Ideal for residential homes, townhouses, and renovation projects, KDSBuilding’s double hung windows deliver a perfect combination of energy efficiency, low maintenance, classic design, and long-lasting value across global markets. series: 82 series PVC Color : black opening style: Double Hung Glass: 3mm+12A+3mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.21 Visible Transmittance: 0.41 Air Leakage: 0.15

PVC sliding windows offer a perfect blend of modern design, energy efficiency, and long-lasting durability. Crafted using high-quality uPVC profiles and reinforced with galvanized steel for structural strength, these windows are ideal for both residential and commercial buildings seeking practical and stylish solutions. Our PVC sliding windows feature a horizontal sash movement, ensuring effortless operation and space-saving benefits. The multi-chambered frame enhances insulation, helping reduce noise and energy loss, making them suitable for varying climates. With options for single, double, or triple glazing and Low-E or tempered glass, our windows can be customized to meet different thermal and acoustic requirements. A wide selection of colors, finishes, and hardware options are available, including woodgrain effects and security locks. The smooth-glide rollers and durable tracks ensure consistent, long-term performance with minimal maintenance. series: 65 series PVC opening style: Top sliding and bottom fixed Color: White Glass: 5mm+9A+5mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.23

When you purchase upvc profile double hung  window 006, you purchase directly from the factory. PVC double hung windows feature two operable sashes that slide vertically, allowing flexible ventilation from the top or bottom. Compared with sliding or fixed windows, they provide better airflow control and easier cleaning, as both sashes tilt inward. PVC material offers excellent thermal insulation, long-term durability, and resistance to moisture, corrosion, and UV exposure, making maintenance minimal and ensuring stable performance in various climates. series: 82 series PVC Color: white opening style: Double Hung Glass: 3mm+12A+3mm clear tempered glass Certification: NFRC, AAMA, CE, TITLE 24, AS2047 U-Factor  ≤ 0.3 SHGC ≤ 0.21 Visible Transmittance: 0.41 Air Leakage: 0.15