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85mm Knauf DriTherm Cavity Wall Insulation Slab 37 (4.37m2/Pack)

URN: 3002129
£23.08ex. VAT £5.28 per m2
£23.08ex. VAT
£5.28 per m2
Coverage required
m
m
Based on your total area of m2 (inc. 10% wastage) - of these are required (actual coverage of m2)

We recommend purchasing at least 10% extra product to allow for errors, damages or obstacles

85mm Knauf Dritherm Cavity Slab 37 is purposed for use in masonry cavity walls where a full fill insulation solution is required.
±45 Sold in multiples of 45

Nationwide Delivery

Wed 31 Jul

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Product Overview

85mm Knauf Dritherm Cavity Slab 37 is purposed for use in masonry cavity walls where a full fill insulation solution is required.

URN: 3002129
£23.08ex. VAT
±45 Sold in multiples of 45
±45 Sold in multiples of 45

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Standard (Nationwide) Delivery

Insulation, Plasterboard and Drylining Products
ORDER VALUE DELIVERY CHARGE
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2 £60 ex. VAT
3 to 12 £70 ex. VAT
13 to 24 £140 ex. VAT
25 to 36 £210 ex. VAT
37 to 48 £280 ex. VAT
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2 £60 ex. VAT
3 to 4 £70 ex. VAT
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Doors and Feature Panelling
QUANTITY DELIVERY CHARGE
1 to 2 £40 ex. VAT
3 to 4 £50 ex. VAT
5+ £65 ex. VAT

* Deliveries of Doors and Panels to Scotland may incur additional costs and may have an extended delivery time of an additional 3 working days. Delivery to the postcodes below will be charged an additional delivery fee. Our customer service team will reach out to you if you order requires an additional delivery charge. This will be calculated based on the difference between the standard cost charged and the total cost outlined below:

Postcodes: KA1-29, IV1-39, AB, PH1-41, DD, PA1-19, KY, FK, FK15-21 - £100 ex VAT (total delivery cost)
Postcodes: KW 1-14 - £130 ex VAT (total delivery cost)
Highlands and Island: £305 ex VAT (total delivery cost)

Ironmongery
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Express Delivery

Express Delivery - Insulation and Plasterboard & Drylining
ORDER VALUE DELIVERY CHARGE
Under £400 ex. VAT £50 ex. VAT
Over £400 ex. VAT £35 ex. VAT
Express Delivery - Timber & Sheet, Building Materials, Joinery and Gardens & Landscaping Products
ORDER VALUE DELIVERY CHARGE
Under £300 ex. VAT £50 ex. VAT
Over £300 ex. VAT £35 ex. VAT

This charge is based on delivery to mainland UK excluding the Scottish Highlands. If your delivery address is in the Scottish Highlands a member of our customer service team will contact you prior to processing your order should an additional delivery charge apply. We do not offer deliveries outside the UK mainland.

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Returns

We offer a 30 day returns policy on any faulty products.

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Key Features

  • {{home}} Use in external masonry cavity walls
  • {{local_fire_department}} A1 non-combustible
  • {{thermostat}} 0.037 W/mK thermal conductivity
  • {{water_drop}} Water repellent
  • {{public}} Zero Global Warming Potential (GWP)
  • {{verified_user}} BBA certified

Technical Specification

Technical Specification
Material Type:Glass Mineral
Thickness:85mm
Width:455mm
Length:1200mm
Pieces Per Pack:8
Packs Per Pallet:45
Sales Unit:Pack
Sales Unit Coverage:4.37m2
Brand:Knauf Insulation
Manufacturer's Reference:316656
Thermal Conductivity:0.037W/mK
Fire Rating:A1 Non-Combustible

What is 85mm DriTherm 37?

85mm Knauf DriTherm Cavity Wall Insulation Slab 37 is a carefully engineered thermal insulation solution that enhances the energy efficiency of masonry cavity external walls.

Developed by Knauf, this product is tailor-made for cavity wall applications, providing dependable thermal performance with a low thermal conductivity of 0.037 W/mK.

Crafted from premium glass mineral wool, this insulation slab boasts non-combustible properties, ensuring utmost safety in fire-prone areas while also eradicating the need for cavity barriers. 

As well as this, a width of 455mm facilitates seamless, closed joints with adjacent slabs. Conveniently, 85mm Dritherm cavity slab 37 is sized to fit between wall ties without retaining discs. 

Where Is 85mm Knauf Insulation Dritherm 37 Used? 

  • Residential and non-residential masonry cavity external walls
  • Ideal for buildings up to 12 meters high in any exposure zone
  • Suitable for multi-storey applications up to 25 meters in height
  • BBA approved for use in all exposure zones - including very severe areas

85mm Dritherm Cavity Slabs 37 Key Features

  • Incorporates a unique water-repellent additive, ensuring protection against moisture infiltration and maintaining dry, resilient walls.
  • A1 Euroclass Reaction to Fire classification - non-combustible, minimises the risk of fire spreading through a cavity. 
  • Odourless, rot-proof, and non-hygroscopic, ensuring resistance to vermin and discouraging the growth of harmful microorganisms.
  • Manufactured in strict compliance with industry standards, including BS EN 13162 and ISO 50001. 
  • Boasts zero Ozone Depletion Potential and zero Global Warming Potential, making it environmentally responsible.
  • Offers minimal resistance to water vapour, with a water vapour resistivity of 5.00MNs/g.m, ensuring dry and moisture-free walls.
  • Lightweight and easily cut to size for convenience during installation.
  • Ensures a closed joint with adjacent slabs - preventing air gaps. 

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