EN

best wood CLT BOX - CEILING FS Wooden box element for multi-storey timber construction with sound and fire protection requirements

The further development of the CLT BOX: The best wood CLT BOX - CEILING FS is a wooden box element consisting of two CLT boards with ribbed wood glued in between. The integrated sound insulation provides improved impact sound insulation in the low-frequency range.

Winner of the ARCHITECTS' DARLING AWARD 2020 GOLD in the category "Best Product Innovation Shell Construction":

  • Highest overall satisfaction
  • 100 % recommendation
  • Highly significant from an architect's point of view
  • Convincing in construction time reduction, sustainability and fire protection

Advantages:

  • suitable for multi-storey construction
  • improved impact sound insulation in the low-frequency range
  • high resistance to fire
  • high static load-bearing capacity with comparatively low weight
  • large spans and thus column-free rooms possible
  • low construction height
  • high degree of prefabrication and simple connection of the ceiling elements for fast and economical assembly
  • utilisation of advantages of solid timber and timber post and beam construction methods
  • high-quality finished visible quality on the underside with additional surface finishing possible
best wood CLT Box - Decke FS
  • C24, GL 24h

    Strength class

Fields of application

  • Ceiling

Delivery formats

  • Type of wood & Quality

    • local spruce, industrial quality
    • scandinavian spruce, visual quality
    • local spruce, premium quality
Width (mm)
900 to 1200
220
240
260
280
300
320
340
360
380
400
420
440
460
480
Total height (mm)
Length 2.30–16.00 m, from 440 mm 8.00–16.00 m
Width 1000–1200 mm (900–1000 mm – Price on request)
GLULAM ribs width 80/100/120 mm depending on statics
Upper CLT board 60 mm
Untere CLT Platte Dicke 60 mm, in 90 mm bei erhöhten Brandschutzanforderungen
Number of ribs 3
Minimum production length per element width 8.00 m
Sound insulation & Fire protection
up to F60/REI60 lower CLT panel 60 mm
up to F90/REI90 lower CLT panel 90 mm
Specification
Acoustic board placed in the rafter and glued to the lower CLT board ex works (wood fiber acoustic board)
Drillings ex works (for putting in the customer-provided chippings)
Chippings supplied in the required quantity and in 25 kg PE sacks and put in by the customer on site
Chippings plan included in scope of delivery

Filling wood

  • filling wood can be glued on in the factory
  • for passing through vertical loads

Technical data

ApprovalETA-21/0336
Strength classBoard C24; rib GL 24h
Application classesUse in application classes 1 and 2 according to EN 1995-1-1
DryingKiln dried, wood moisture max. 15 % at delivery
BondingClear, water-proof gluing with polyurethane adhesives (free of formaldehyde)
LamellaeBoard: 20, 30 mm; rib 40 mm
General informationPlaned on four sides, bottom side chamfered 4 mm (measured diagonally)
Heat conductivityRib: λ = 0.13 (W/m*K); board: λ = 0.12 (W/m*K) according toETA-21/0336
Specific heat capacity1600 (J/kg*K) according to EN ISO 10456
CLT board diffusion resistanceμ 20 (damp) / 50 (dry) in accordance with EN ISO 10456
Emission classE1 according to DIN EN 717-1
Reaction to fireD-s2, d0 according to DIN EN 13501-1
FireproofingVerification possible via the free best wood STATICS software
AirtightnessAirtight after testing in accordance with EN 12114 from 60 mm

Quality

For your and our safety, we take great care to ensure a high standard of quality.

best wood CLT BOX - THE solution for multi-storey timber construction

Improved sound insulation

The integrated sound insulation of the best wood CLT BOX - CEILING FS consists of a wood fibre acoustic board and the best wood fill supplied. This specially coordinated combination ensures improved impact sound insulation in the low-frequency range. 

High fire resistance

The best wood CLT BOX - CEILING FS was tested at MFPA Leipzig GmbH for fire resistance according to DIN EN 1365-2:2015-02 and DIN EN 1363-1:2012-10. In the process, it was able to achieve F60/F90 or classification report REI60/REI90 with a structure in accordance with the general building authority test certificate.
The fire protection test was carried out with wood fibre acoustic board and fill.

Improved sound insulation

The integrated sound insulation of the best wood CLT BOX - CEILING FS consists of a wood fibre acoustic board and the best wood fill supplied. This specially coordinated combination ensures improved impact sound insulation in the low-frequency range. 

Accessories

Here you will find popular accessories for this product.

best wood CHIPPINGS

best wood CHIPPINGS

Used for putting into the best wood CLT BOX – CEILING FS and as ballast in best wood ceiling elements.

best wood CHIPPINGS

best wood EASY FILL

best wood EASY FILL makes dust and loss-free filling of best wood CHIPPINGS into the CLT BOX – CEILING FS possible.

best wood HONEYCOMB 30/60

best wood HONEYCOMB 30/60

Honeycomb board made from cardboard which prevents movement and sliding of the best wood CHIPPINGS.

best wood ISO FLAME KOMBI

ISO-FLAME KOMBI

PUR sealing tape for fire protection for the element joints with CLT BOX – CEILING.

Suitable accessories

Find everything that is right and good for working and processing our timber products.

30.11.2020 best wood CLT BOX – DECKE FS erhält Gold-Award ARCHITECTS´ DARLING® kürt best wood SCHNEIDER

Fast 200 Hersteller der Bauindustrie haben sich dem kritischen Urteil von Architekten und Planern bei den ARCHITECTS´ DARLING® Awards gestellt. best wood SCHNEIDER® nahm zum ersten Mal am Wettbewerb Teil und darf sich in diesem Jahr stolzer Sieger der Kategorie „BESTE PRODUKT-INNOVATION ROHBAU“ nenn ...

Reference City apartments with commercial unit Multi-storey timber construction with clt box elements

With the added bonus of sound insulation: Between our main site in Eberhardzell and the new plant in Meßkirch, an apartment block with commercial use was built with our ceiling system best wood CLT BOX - CEILING FS.

  • Location 88356 Ostrach, Germany
  • Building type Residential buildings, Industrial and commercial buildings
  • Building measure New buildings
Loading