Hardware Brand : German ROTO & SIEGENIA,American & Australian & Chinese Top Brands,etc

Function : Good Insulation,Watertight,Wind Resistance,Anti-thief

Sound Insulation:36db;Water Tightness:450pa;Wind Resistance:4500pa;U-Value:1.1-1.8w/m2.k

Profile Color Nature Solid Wood Grain + Painting Yellow,Brown,Red,White,etc

Glass Layer: Single Glass,Double Glasses,Triple Glasses

Upvc grill window has safe grills inside double glazing and stainless steel liner.

KDSBuilding’s aluminum pergolas redefine outdoor comfort with sleek design and exceptional functionality. Crafted from high-grade powder-coated aluminum, these pergolas offer long-lasting durability, corrosion resistance, and a luxurious architectural appearance. Whether installed in a garden, patio, or commercial courtyard, they provide perfect shading and weather protection. Optional adjustable or motorized louvers allow you to control sunlight and ventilation with ease. The minimalist structure complements modern and classic landscapes alike, creating a relaxing outdoor retreat. Maintenance-free and eco-friendly, KDSBuilding’s aluminum pergolas are the ideal blend of strength, elegance, and practicality—transforming any open space into a stylish and comfortable outdoor living area.

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.