• Knauf Insulation DriTherm Cavity Slab 37 100mm
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Knauf Insulation DriTherm 37 Cavity Slab 1200 × 455mm – 100mm (Pack of 12, 6.55m²)

Knauf Insulation DriTherm 37 Cavity Slab 1200 × 455mm – 100mm (Pack of 12, 6.55m²)

£31.82 ex VAT£38.18 inc VAT
£31.82 ex VAT£38.18 inc VAT
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Prices exclude VAT.Prices shown include VAT at 20%. Delivery calculated at checkout.
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Free delivery with forklift offload across mainland England & Wales, including Wales, Devon & Cornwall (min order £400 ex VAT).

Delivered by Moffett lorry (truck-mounted forklift) – we’ll call to arrange a delivery day that suits you.

Delivery details · Questions? Call 03330 908479

  • Genuine manufacturer stock
  • Trade pricing, shown ex VAT
  • Call 03330 908479 for bulk quotes
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Knauf Insulation DriTherm Cavity Slab 37, 100mm. A water-repellent glass mineral wool slab for fully filling the cavity of masonry walls as they are built. It is non-combustible (Euroclass A1), BBA certified (95/3212) and made with Knauf's ECOSE Technology binder. Declared thermal conductivity 0.037 W/mK; at 100mm the thermal resistance is 2.70 m²K/W. Sold per pack of 12 slabs (6.552m²).

Specifications

Brand Knauf Insulation
Product DriTherm Cavity Slab 37
Manufacturer code 715831
Thickness 100mm
Slab size 1200 × 455mm
Slabs per pack 12
Coverage per pack 6.552m²
Thermal conductivity (λ) 0.037 W/mK
Thermal resistance (R-value) 2.70 m²K/W
Reaction to fire Euroclass A1 (non-combustible)
BBA certificate 95/3212
Declaration of Performance G4207JPCPR
Sold as Pack of 12

Delivery

Free delivery to England & Wales on every order; minimum order £400 + VAT. Delivered by Moffett lorry (forklift offload); someone must be present to receive it.

Downloads & technical information

FAQs

What does the price cover?
The price shown is ex VAT and is for one pack of 12 slabs covering 6.552m².

How many packs do I need?
Use our insulation calculator, or divide the net wall area (m²) by 6.552 and round up.

What are the delivery charges?
Free delivery to England & Wales on every order; minimum order £400 + VAT. Delivered by Moffett lorry (forklift offload); someone must be present to receive it. We deliver to England and Wales only; we cannot deliver to Scotland, Northern Ireland or the islands.

What is the difference between DriTherm 32, 34 and 37?
The number is the thermal conductivity: DriTherm 32 (0.032 W/mK) gives a lower U-value for the same cavity width than DriTherm 37 (0.037 W/mK).

Delivery

Insulation and building materials: free delivery, minimum order £400 ex VAT.

Suspended ceilings only (grid, tiles and wire): minimum order £150 ex VAT, £35 ex VAT delivery under £350 ex VAT, free from £350 ex VAT.

We deliver to England and Wales only (not Scotland or Northern Ireland). Delivery timing depends on stock and location; contact us before ordering if your project has a deadline.

Deliveries arrive on a Moffett lorry (truck-mounted forklift) and are offloaded at your site. Someone must be present to receive the delivery, and we need a contact phone number for the driver.

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