The feature for window pvc profiles: 1. Single or Double Insulated Glass The profile has designed to fitted the single glass or double insulated glass. Applying a double insulated glass could obtain maximum noise and heat reduction. 2. High Grade Plastic Materials The profile has been laboratory tested that it doesnt discolour, brittle or become aging even when its exposed to direct sunlight, rainstorm, drying or humidity between-30 to 70. 3. Rubber Strip High Quality Rubber Sealing Strip provide air tightness therefore it can reduce your Air conditioner cost. 4. Steel Reinforced The profile has re-inforced with steel to ensure optimum strength and security.