| Wood/Aluminum | 180mm/18.5mm |
| Aluminum thickness | ≥1.5mm |
| Drainage System | Concealed Drainage |
| Wind pressure resistance | Level 8 |
| Air tightness | Level 6 |
| Water tightness | Level 5 |
| Sound insulation | Level 3 |
| Thermal insulation | Level 7 |
| Uw value | ≤2.0W/(㎡K) |
| Three seals | Good dustproof, waterproof and sealing performance |
Utilizing German Siegenia hardware handles, the product's airtightness, stability, and safety are enhanced.
After the door is closed, it descends and fits tightly against the lower track, providing excellent airtightness and watertightness, and ensuring smooth sliding.
Ensuring a tight seal between the opening panel and the door frame; the hook-and-loop sealing mechanism utilizes a unique patented technology.
We are 100% real manufacturer, we have a processing base of 280,000 square meters in Harbin and Wuhu.
We mainly provide aluminum alloy, aluminum clad wood, pure wood doors and windows with certification, aluminum clad wood sliding doors and Tilt&Turn windows are our best-selling products.
The price is based on buyer's specific requirement, so please provide below information to help us quote exact price to you:
1) Shop drawing / window schedule to show the window dimensions, quantity and type (Casement, sliding, tilt & turn, curtain wall, etc.);
2) Frame Color; Type of glass and thickness (single or double or laminated or others);
3) Frame material (Aluminum alloy, aluminum-clad wood);
4) Thermal insulation performance; Specific requirement for K-value (U-factor).
25-35 days after deposit and drawing confirmed.
10 years quality warranty is provided, including frame unfading nor peel-off, hardware and accessories working properly under correct operation.
Yes, our products meet German PFB, PHI, Canadian Energy Star, American Intertek and other certifications for now and also we will make our product tested and certificated if you required.