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Thermafleece  |  SKU: 48651230445915

Thermafleece CosyWool Slab - 370mm Width - Sheep's Wool Insulation


£33.59 GBP
VAT and Shipping calculated at checkout.

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This product is a non-returnable product, please see our Return and Refund Policy for further details.

Product Datasheets

Things you should know about this product!

  • This product is sold by the slab
  • This product is available in the following thicknesses: 50mm, 75mm, 100mm, 140mm

Description

Thermafleece CosyWool Slab (370mm width) offers a sustainable and versatile insulation solution crafted from 75% British sheep's wool and 25% recycled fibres. This combination enhances performance, durability, and value for money, outperforming products with a higher wool content. The 370mm width makes it ideal for installations in standard timber frame walls, roofs, or floors with narrower rafter or stud spacing.

Thanks to its dense structure, this slab provides a secure friction fit in tight spaces, ensuring maximum thermal efficiency and excellent acoustic insulation. It’s long-lasting, breathable, and helps regulate indoor moisture levels, contributing to a healthier living environment.

Specifications

  • Length
    1200mm
  • Width
    370mm or 570mm
  • Material type
    75% British sheep's wool and 25% recycled polyester
  • Thermal conductivity
    0.038 W/mK
  • Fire rating
    Euroclass E
  • Density
    20 kg/m3

Key Features

  • Highly breathable
  • Manufactured to ISO 9001
  • Long lasting: Contains a lofting agent to maintain durability, fibre stability and structural integrity
  • Sustainable: Reduce CO2 emissions and helps to reduce greenhouse gas levels
  • Safe to handle and can be recycled or safely disposed of
  • Moth/Beetle Proofing: ISO 3998: Pass

Where to use

Roofs - Loft & Warm Roof, Walls - Timber Frame & Solid (Internal), Floors - All Levels Above DPC (Damp Proof Course), Acoustic - Walls, Floors and Roofs

Roofs – Loft & Warm Roof

Thermal Insulation:

Energy Efficiency: Thermafleece CosyWool Slab provides excellent thermal insulation, helping to maintain a stable indoor temperature and reducing energy costs for heating and cooling. This is particularly beneficial for both loft and warm roof applications.

Regulation Compliance: Its high thermal performance helps buildings meet energy efficiency regulations and standards.

Moisture Management:

Breathability: The wool fibers are naturally breathable, allowing moisture to pass through and reducing the risk of condensation, which is essential in roof spaces.

Ease of Installation:

Flexible Fit: The slabs are flexible and can be easily fitted between roof rafters or joists, ensuring a snug and secure installation.

Walls – Timber Frame & Solid (Internal)

Thermal Performance:

Heat Retention: It significantly enhances the thermal performance of both timber frame and solid internal walls, helping to retain heat within the building and improving overall energy efficiency.

Acoustic Insulation:

Sound
Dampening
: Thermafleece CosyWool Slab also provides excellent
acoustic insulation, reducing sound transmission through walls and
creating a quieter indoor environment.

Sustainability:

Eco-Friendly:
Made from natural sheep wool, it is a sustainable and environmentally
friendly insulation option, reducing the carbon footprint of the
building.

Floors – All Levels Above DPC (Damp Proof Course)

Thermal Barrier:

Floor Insulation: It provides an effective thermal barrier when installed above the DPC, helping to prevent heat loss through the floors and enhancing the overall energy efficiency of the building.

Comfort:

Warm Floors: Insulating floors with Thermafleece CosyWool Slab ensures that floors remain warmer to the touch, contributing to a more comfortable living environment.

Acoustic – Walls, Floors & Roofs

Noise Reduction:

Acoustic Insulation: Its dense structure and natural wool fibres effectively dampen sound, making it an excellent choice for improving acoustic comfort in walls, floors, and roofs.

Privacy: By reducing sound transmission, it helps maintain privacy between different areas of the building.

Fire Resistance:

Safety: Wool is naturally fire-resistant, which adds an extra layer of safety to the building by slowing the spread of flames in the event of a fire.

Frequently asked questions

  • What is Thermafleece CosyWool Slab? - Thermafleece CosyWool Slab is an eco-friendly, natural insulation product made primarily from British sheep's wool. It is designed for use in various insulation applications, providing thermal and acoustic benefits.
  • What materials are used in Thermafleece CosyWool Slab? - The slabs are made from a blend of 75% British sheep's wool and 25% recycled polyester. This combination provides excellent insulation properties while being environmentally sustainable.
  • How do you install Thermafleece CosyWool Slab? - Installation involves cutting the slabs to fit between studs, joists, or rafters. They should be snugly fitted without compressing the material to maintain their insulating properties. Use a sharp knife or insulation saw for cutting.
  • Where can Thermafleece CosyWool Slab be used? - Thermafleece CosyWool Slab is suitable for use in walls, floors, roofs, and ceilings. It can be used in both residential and commercial buildings for thermal and acoustic insulation.
  • How does Thermafleece CosyWool Slab improve energy efficiency? - The slabs reduce heat loss in winter and heat gain in summer, helping to maintain a comfortable indoor environment and reduce energy consumption for heating and cooling.

Payment & Security

Payment methods

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

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Price
Price
From £33.59 GBP
£80.35 GBP
From £47.39 GBP
From £199.84 GBP
From £44.79 GBP
Length
Length
1200mm
Varies depending on thickness
16.7m & 50m
1200mm
Varies depending on thickness
Width
Width
370mm or 570mm
370mm
1.5m
370mm or 570mm
390mm & 590mm
Edge
Edge
n/a
n/a
n/a
n/a
n/a
Fire rating
Fire rating
Euroclass E
Euroclass E
Euroclass E
n/a
Euroclass E
Compressive strength
Compressive strength
n/a
n/a
n/a
n/a
n/a
Thermal conductivity
Thermal conductivity
0.038 W/mK
0.039 W/mK
n/a
0.042 Wm-1K-1
0.040 Wm-1 K-1
Material type
Material type
75% British sheep's wool and 25% recycled polyester
75% British sheep's wool and 25% recycled polyester
Non-woven polypropylene and an inner breathable microporous film
Natural hemp fibres
Recycled polyester fibres

Frequently Asked Questions

Got a question? We are here to answer!

Thermafleece
Thermafleece CosyWool Slab - 370mm Width - Sheep's Wool Insulation
From £33.59 GBP

Length

1200mm

Width

370mm or 570mm

Edge

N/A

Fire rating

Euroclass E

Compressive strength

N/A

Density

20 kg/m3

Thermal conductivity

0.038 W/mK

Material type

75% British sheep's wool and 25% recycled polyester
View product