Reynaers MasterLine 8
Aluminium · Versatile windows
Aluminium window system combining insulation, weather resistance and architectural options, with inward- or outward-opening configurations.
This system is part of the solutions used by BO Fenster. The final choice always depends on measurements, the building, performance goals and installation type.
0,88 W/m²K
Reference Uw
77 / 87 mm
Frame / sash
RC3
Security up to

System images
Why we use this system
- Frame 77 mm; sash 87 mm
- Sash glazing from 13 to 72 mm
- C5 wind resistance and E900 water tightness
- RC2, RC3 and PAS 24 configurations
- Acoustic and fire-resistant variants subject to the tested assembly
Colors and finishes
Colours and finishes
- RAL finishes according to the selected collection
- Single colour or different interior and exterior finishes
- Confirm finish and availability using samples
Detailed technical parameters
- Frame insulation
- Uf 1,0 W/m²K (best value)
- Window insulation
- Uw 0,88 W/m²K
- Air permeability
- Class 4 (600 Pa)
- Water tightness
- Class E900 (900 Pa)
- Wind resistance
- Class C5 (2000 Pa)
- Sound insulation
- TUTI 46 (0; -3) dB; DC 44 (-2; -4) dB
- Durability
- Class 3 (20 000 cycles)
- Burglar resistance
- RC2, RC3, PAS 24
- Impact resistance
- I5–E5
- Fire resistance
- EI30, EI₁ 30, EI₂ 30, EW30
- Minimum frame-and-sash sightline
- 97 mm inward opening; 138 mm outward opening
- Frame / sash depth
- 77 / 87 mm
- Frame-and-sash depth
- 87 mm
- Sash glazing thickness
- 13–72 mm
- Glazing rebate height
- 27 mm
Uw 0.88 W/m²K: 1.23 × 1.48 m frame-and-sash element, 104 mm sightline, 36 mm glazing, Ug 0.6 W/m²K and warm-edge spacer. Final performance, security classes, dimensions and options depend on the selected configuration, glazing and hardware. Uw refers to the complete window, Ud to the complete door, Uf to the frame and Ug to the glazing. Confirm the specified assembly in your quotation.
Handles
Spacers
Could this system fit your project?
Request a free, no-obligation quote. BO Fenster checks the technical requirements and recommends the right solution.
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