CLT flush-mounted boxes:

specially designed for solid wooden walls

Now that wood construction is becoming more and more common, Attema has come up with the solution for switching material in solid walls. The CLT flush-mounted boxes. Thanks to the innovative wedge construction, this box is firmly fixed in the wall in no time at all.

Easy mounting

The Installation of the UHW50-CLT flush-mounted box is very simple. The box fits perfectly in a pre-milled hole of Ø 76 mm. Insert cable, screw in, done! The flush-mounted box is firmly fixed in the wall. Just like the standard UHW50 flush-mounted box, the CLT box is also suitable for multiple mounting of switchgear. If necessary, the box can be easily dismantled and reused. The box is also suitable for mounting in semi-solid walls with a panel thickness from 30 mm. For example in OSB or gypsum fiber boards.

CLT flush-mounted boxes: solid in wooden walls
CLT flush-mounted boxes: Hold(t) in solid walls
Brochure
CLT flush-mounted boxes: Hold(t) in solid walls
2.7 MB

Innovative wedge construction

Due to tightened environmental regulations and attention to CO2 emissions, timber construction is on the rise. With the CLT flush-mounted boxes from Attema, there is now a suitable solution for mounting switchgear in solid walls. The tension feet of the standard UHW50 boxes have been replaced by an innovative wedge construction. The CLT flush-mounted box provides immediate support. Want to fix this flush-mounted box in a wooden wall? No problem, the CLT flush-mounted box from Attema is specially designed for wooden walls. Quick and easy installation in solid wooden walls, but also in semi-solid walls such as OSB or gypsum fiber boards with a panel thickness of 30 mm. In addition to the standard UHW50-CLT box, there is a Perilex version. Both versions are also supplied in a fire-resistant version. The inserts for air or sound insulation applications can of course also be used in these UHW50 boxes.

  • Insert >

  • Align >

  • Screw >

  • Done

- Fire resistance tested in a standard metal stud wall.
- Suitable for solid wooden walls.
- Also applicable in hollow walls with a minimum plate thickness of 30 mm.
- Rock-solid mounting in wooden walls, thanks to unique wedge construction.

CLT-Flush-mounted box: Fire-resistant and smoke-resistant

UHW50-CLT BW / RD


All our CLT flush-mounted boxes are halogen-free, so no toxic smoke is released during a fire. In addition, the UHW50-CLT BW / RD is also fire-resistant and smoke-resistant. This ensures the safety of buildings and people.

That is installation according to Attema.

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All CLT flush mounted boxes

UHW50-CLT CLT-junction box
Article number: AT1495
  • Suitable for solid wooden walls.
  • Also applicable in hollow walls with a minimum plate thickness of 30 mm.
  • Rock-solid mounting in wooden walls, thanks to unique wedge construction.
UHW50-CLT BW CLT-junction box, fire-resistant
Article number: AT1496
  • Fire resistance tested in a standard metal stud wall.
  • Suitable for solid wooden walls.
  • Also applicable in hollow walls with a minimum plate thickness of 30 mm.
  • Rock-solid mounting in wooden walls, thanks to unique wedge construction.
UHW50-CLT BW / RD CLT-junction box, fire-resistant, smoke-resistant
Article number: AT1497
  • Fire resistance tested in a standard metal stud wall.
  • Suitable for solid wooden walls.
  • Also applicable in hollow walls with a minimum plate thickness of 30 mm.
  • Rock-solid mounting in wooden walls, thanks to unique wedge construction.
UHW50P-CLT CLT-junction box, Perilex
Article number: AT1498
  • Suitable for solid wooden walls.
  • Also applicable in hollow walls with a minimum plate thickness of 30 mm.
  • Rock-solid mounting in wooden walls, thanks to unique wedge construction.
UHW50P-CLT BW CLT-junction box, Perilex, fire-resistant
Article number: AT1499
  • Fire resistance tested in a standard metal stud wall.
  • Suitable for solid wooden walls.
  • Also applicable in hollow walls with a minimum plate thickness of 30 mm.
  • Rock-solid mounting in wooden walls, thanks to unique wedge construction.

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