Knauf - DriTherm® Cavity Slab 37 - Knauf-Insulation-DriTherm-Slab-37-Image-UK
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Knauf - DriTherm® Cavity Slab 37 - KI-GMW-Slab-Naked-Shot-43
Knauf - DriTherm® Cavity Slab 37 - Knauf Insulation Masonry Cavity MC200-Solution-UK
Knauf - DriTherm® Cavity Slab 37 - Knauf-Insulation-200mm-Masonry-Cavity-Built-in-GMW-2
Knauf - DriTherm® Cavity Slab 37 - Knauf Insulation Masonry Cavity MC100-Solution-UK
Knauf - DriTherm® Cavity Slab 37 - Knauf Insulation Masonry Cavity PIR MC100-Solution-UK
Knauf - DriTherm® Cavity Slab 37 - Knauf Insulation Masonry Cavity MC170-Solution-UK
Knauf - DriTherm® Cavity Slab 37 - Knauf Insulation Masonry Cavity MC100 Block Block-Solution-UK
Knauf - DriTherm® Cavity Slab 37 - Knauf Insulation Masonry Cavity Render MC100 Block Block-Solution-UK
Knauf - DriTherm® Cavity Slab 37 - Knauf Insulation Masonry Cavity Stone MC100-Solution-UK
Knauf - DriTherm® Cavity Slab 37 - Knauf Insulation Masonry Cavity Stone MC100 SF-Solution-UK
Knauf - DriTherm® Cavity Slab 37 - Masonry_Builtin_Lifestyle_Cutaway-II
Knauf - DriTherm® Cavity Slab 37 - Knauf-Insulation-DriTherm-Slab-37-Image-UK
Certificates and Standards
EUCEBBBA Agrément 95/3212 UKMade in BritainIndoor Air Comfort® GoldEuroclass A1 Fire Classification UKCCPI Product - Verification Number 000600006/0426CEEPDDeclareRed List Free

DriTherm® Cavity Slab 37

Glass Mineral Wool
Specify on NBS
  • Made with a water-repellent additive to resist moisture ingress.
  • Hold an Agrément certificate by the BBA for use in all exposure zones, including those in very severe areas.
  • Engineered to adapt to any slight imperfections in the substrate and knit together, eliminating any air gaps and preserving thermal performance for the lifetime of the building.
  • Friction fit between wall ties, so there is no need for ancillary products, such as retaining discs or jointing tape.
Applications
Exterior wall / Facade

Description & Details

DriTherm® Cavity Slab 37 is a water-repellent glass mineral wool slab, designed for use in external full-fill masonry cavity walls. It offers thermal conductivity of 0.037 W/mK. DriTherm® Cavity Slab 37 is non-combustible with the best possible Euroclass A1 reaction to fire classification, and is manufactured using our unique bio-based binder, ECOSE® Technology.

  • Made with a water-repellent additive to resist moisture ingress.
  • Hold an Agrément certificate by the BBA for use in all exposure zones, including those in very severe areas.
  • Engineered to adapt to any slight imperfections in the substrate and knit together, eliminating any air gaps and preserving thermal performance for the lifetime of the building.
  • Friction fit between wall ties, so there is no need for ancillary products, such as retaining discs or jointing tape.
  • Full-fill solution that doesn't require cavity barriers.

Masonry cavity walls

Documents

Product Data Sheet
DriTherm® Cavity Slabs Datasheet.PDF / Aug 2025 / 1.08 MB / 5 pages
Brochure
Knauf Insulation Solutions Guide UK.PDF / - / 21.46 MB / 167 pages
Safety Data Sheet
Glass Mineral Wool with ECOSE® Technology - Safety Data Sheet.PDF / Feb 2025 / 160.00 KB / 9 pages
Environmental Product Declaration
Knauf Insulation DriTherm® Cavity Slab 37, Masonry Party Wall Slab EPD - EN - UK&I.PDF / Oct 2023 / 750.00 KB / 17 pages
Application
Knauf Insulation DriTherm® Cavity Slab Installation Guide.PDF / Jul 2025 / 7.59 MB / 20 pages
Sustainability
Glass Mineral Wool - BREEAM Helpsheet.PDF / Feb 2025 / 40.00 KB / 1 page
Flyer
Knauf Insulation Masonry Cavity Substitution Chart.PDF / Feb 2025 / 3.98 MB / 4 pages

Declaration of Performance

  • Declaration of performance: G4207JPCPR
  • Declarations of performance (DoPs), safety data sheets (SDS), and environmental product declarations (EPD) for our offered products can be found via a central Knauf Insulation database.
Knauf Insulation DoP, SDS, EPD Files

Certificates

DriTherm® Cavity Wall Slabs BBA Certificate 953212.PDF / Oct 2024 / 1.50 MB / 1 page
CCPI Assessed Products Certificate - DriTherm® Cavity Slabs.PDF / Sep 2023 / 140.00 KB / 1 page

Technical Data

DescriptionValueUnitNorm
Thermal conductivity declared
0.037
W/(mK)
Reaction to fire
A1
EN 13501-1

Product Variants & Packaging

DriTherm® Cavity Slab 37

Material numberEAN / GTINThicknessWidthLengthPieces per packm2 per packm² per palletPacks per pallet
316650
5012061890488
50 mm
455 mm
1,200 mm
12 pc/pac
6.55 m²/pac
196.56 m²/pal
30 pac/pal
316652
5012061890501
65 mm
455 mm
1,200 mm
10 pc/pac
5.46 m²/pac
218.40 m²/pal
40 pac/pal
316654
5012061890525
75 mm
455 mm
1,200 mm
8 pc/pac
4.37 m²/pac
218.40 m²/pal
50 pac/pal
316656
5012061890549
85 mm
455 mm
1,200 mm
8 pc/pac
4.37 m²/pac
196.56 m²/pal
45 pac/pal
316660
5012061890587
125 mm
455 mm
1,200 mm
6 pc/pac
3.28 m²/pac
131.04 m²/pal
40 pac/pal
715831
5056376642226
100 mm
455 mm
1,200 mm
12 pc/pac
6.55 m²/pac
163.80 m²/pal
25 pac/pal
715835
5056376642264
150 mm
455 mm
1,200 mm
8 pc/pac
4.37 m²/pac
109.20 m²/pal
25 pac/pal
Knauf | DriTherm® Cavity Slab 37 Glass Mineral Wool | Knauf