DRF DU6 Flat Roof Access Window
Description
The DRF DU6 flat access roof light without a dome, with flat glass, for safe access to the flat roof.
• DU6 glazing unit with P2A inner pane and Uw=0.74 W/m²K (optionally DRF DU8 with Uw=0.69 W/m²K)
• Sash opens up to 80° (up to 60° in sizes 90x120 and 120x120), supported by gas springs
• Anti-slip tape on the frame profiles for safe access
• ZBR lock as standard against accidental closure of the sash; roof pitch from 2° to 15° (from 0° with XRD/A)
• Can be mounted on 15 cm XRD/W bases (up to three) for green or gravel roofs
• Allows internal manual accessories and external solar accessories
Specifications
DRF DU6 | TECHNICAL DATA
- Window U-value
- 0.74 W/m²K (EN 14351-1:2006+A2:2016)
- Urc thermal transmittance
- 0.64 W/m²K (EN 1873:2014+A1:2016, A:4.0 m²)
- Glazing U-value
- 0.5 W/m²K
- Glazing unit
- 6H-18-4HT-18-44.2T, 6H-16-4HT-18-55.2T (size 120x120)
- Inert gas
- argon
- External glass
- toughened
- Internal glass
- laminated (safe), P2A
- Window class
- LUX
- Seals
- two seals
- Sound insulation during rainfall LIA
- 36 dB (EN ISO 10140-1/A2:2014)
- Maximum opening angle
- 80° (60° in sizes 90x120 and 120x120)
- Optional DU8 version (on order)
- Uw=0.69 W/m²K
- Roof pitch
- 2° to 15° (0° to 15° with the XRD/A base)
- Frame
- Multi-chamber PVC profiles filled with insulation material
- Lock
- ZBR lock as standard
- Installation base
- XRD/W base (height 15 cm), up to three bases
- Dimensions
- 90x90, 90x120, 100x100, 120x120 [cm]






