- The visible surface wall thickness of the main profile is ≧2.5 mm, and the non-visible surface wall thickness ≧ 2.2 mm.
- The frame and fan are multi-chamber structure, which ensures the Utench UTW80 series has good thermal insulation performance.
- Utench UTW80 series economical design, high door and window output rate
UTW80 UPVC SLIDING WIDNOW
Properties
| Chamber Structure | 80mm/3 Chamber | |
| Profile Standard | Class B | |
 | Wind load resistance | 2000 Pa |
 | Water tightness | 200 Pa |
 | Air tightness | 350 Pa |
 | Thermal insulation | K=2.3 W/ (m2• K) |
 | Acoustic performance | Rw=35 dB |
| Glass Range | 4-19 mm | |
 | Burglar Resistance | RC 2 |
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White
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Laminate Golden Oak
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Light Grey
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Dark Brown
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Dark Grey
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Full Col Brown
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Moss Green
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Laminate Mahogany
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Laminate Dark Grey
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