- The visible and non-visible wall thicknesses of main profiles are more than 2.5mm and 2.2mm respectively.
- The frame and fan are multi-chamber structure, which ensures that the Utench UTW88 series has good thermal insulation performance.
- Utench UTW88 series economical design, high output rate of doors and windows
UTW88 UPVC SLIDING WINDOW
Properties
| Chamber Structure | 88mm/3 Chamber | |
| Profile Standard | Class A/B | |
 | Wind load resistance | 2500 Pa |
 | Water tightness | 300 Pa |
 | Air tightness | 400 Pa |
 | Thermal insulation | K=2.2 W/ (m2• K) |
 | Acoustic performance | Rw=35 dB |
| Glass Range | 4-22 mm | |
 | Burglar Resistance | RC 2 |
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White
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Laminate Golden Oak
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Laminate Dark Grey
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Laminate Mahogany
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Moss Green
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Full Col Brown
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Light Grey
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Dark Brown
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Dark Grey
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