Steico
Steico Duo Dry Wood Fibre Internal/External Render Board T&G - All Sizes
Steico Duo Dry Wood Fibre Internal/External Render Board T&G - All Sizes
SKU:801460
Est Delivery between 6th Feb and
12th Feb.
How much will I need?
We recommend adding 10% of additional product to the calculation to account for errors, damages, and obstacles in your project
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Product Information
- The Steico Duo Dry Wood Fibre T&G board is a versatile, high performance insulation solution suitable for both interior and exterior applications, providing exceptional thermal efficiency with a conductivity of 0.043, and is easy to install.
- Environmentally friendly, the board is made from natural wood fibres, aligning with sustainable building practices while also being plaster ready for a breathable finish.
- Designed for durability and safety, it features a Euro class E fire rating, ensuring that it not only insulates but also contributes to the overall safety of the structure.
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View Product »Transform your space into a haven of comfort with the Steico Duo Dry Wood Fibre Internal/External Render Board T&G, the ultimate choice for those who value efficiency, sustainability, and versatility in their building materials. Ideal for timber framed and solid walls, this wood fibre insulation board is not just an addition to your structure, it's a step towards a more energy efficient future.
Key Features:
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Versatility at Its Core: Whether you're working on the interior or the exterior, our T&G board is designed to fit seamlessly. Its dual application saves you time and money by offering a one-stop solution for insulation needs.
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High-Performance Insulation: With a thermal conductivity of just 0.043, you are guaranteed exceptional insulation, keeping your environment warm in the winter and cool in the summer, leading to reduced energy costs.
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Eco-Friendly Material: Made from natural wood fibre, our boards not only insulate but do so responsibly, supporting your sustainable building goals without compromising on quality.
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Ease of Use: Installation is a breeze thanks to the tongue and groove design, which ensures a snug fit and eliminates gaps that can compromise insulation effectiveness.
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Durability and Safety: The Euro class E fire classification provides peace of mind, assuring that safety is built into your walls.
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Plaster-Ready: The surface is prepared to take on lime plastering, allowing you to finish your walls with a traditional, breathable plaster that contributes to a healthy indoor climate.
Technical Specifications:
- Material: Wood Fibre
- Length: 600mm
- Thermal Conductivity: 0.043 W/(m·K)
- Fire Classification: Euro class E
- Application: Suitable for both the inside and outside of timber framed or solid walls
Frequently Asked Questions
What is the main use of Steico Duo Dry Wood Fibre Render Board?
The Steico Duo Dry Wood Fibre Render Board is designed for both internal and external insulation of timber-framed and solid walls. It can be directly lime plastered, making it ideal for insulation purposes in various construction scenarios.
Can this board be used for both interior and exterior applications?
Yes, the Steico Duo Dry Wood Fibre Render Board is versatile enough to be used for both interior and exterior applications, providing a consistent insulation solution for your entire building envelope.
What is the thermal conductivity of this insulation board?
The thermal conductivity of the Steico Duo Dry Wood Fibre Render Board is 0.043 W/(m·K), which means it has excellent insulation properties, helping to maintain a stable temperature inside the building.
What fire classification does the Steico Duo Dry Render Board have?
The board has a fire classification of Euro class E, indicating a moderate level of fire resistance. It's always important to comply with local building codes and regulations regarding fire safety.
Technical Specifications
Application | For the inside and outside of timber framed or solid walls |
Coverage | 1.268m2 |
Fire classification | Euro class E |
Length | 2230mm |
Material | Wood Fibre |
Product type | Internal/External insulation |
Thermal conductivity | 0.043 |
Width | 600mm |
Datasheets
Delivery Information
Est Delivery between 6th Feb and
12th Feb.


Delivery will always take place on a weekday (Mon - Fri excl. public holidays).
An exact delivery charge will be calculated at checkout based on your order and location.
Frequently asked questions
Can you help me pick the right insulation for my project?
Yes, of course!
Our team is ready to assist you with any questions and queries you may have.
Just reach out to us via any of the following methods:
Call us: 020-3582-6399
Email us: sales@i4lgroup.co.uk
or click the Livechat tab at the bottom of your screen.
How do I track my order?
As soon as your order is dispatched, you'll receive a dispatch email with delivery dates and details for your order.
If you require an update on your order, you can email customerservice@i4lgroup.co.uk with your order number for assistance.
Can I order now and pay later?
Yes, we offer a variety of flexible payment options to all our customers.
When checking out online, you'll be able to avail of multiple buy now, pay later options with Klarna or PayPal.
The flexible payment options available to you at checkout will be based on the total value of your order.
For B2B customers, you can apply for a 30-day trade credit account, and you'll also unlock:
- Dedicated trade pricing
- Loyalty points and rewards
- A dedicated account manager
Do you really have the best prices online?
Yes! We even have a price match guarantee.
We are so confident that we have the best prices out there that we will match the price of any other online or local retailer.
If you find the same product cheaper elsewhere, we will match the price — just send us the quote or website link.
Read more: Price Match Guarantee
I have a large-scale project, can I get a quote?
Yes, if you are carrying out a construction project that requires a large quantity of materials, email sales@i4lgroup.co.uk with the following information and we will get back to you with your very own bespoke price quote:
- Delivery postcode and address
- Mobile number
- Company name
- A list of required materials and their quantities
Can I open a trade account?
Yes! Trade customers can open a B2B account to unlock bespoke pricing, B2B discounts, trade credit, loyalty points, and a dedicated personal account manager.
You can learn more here: Open a Trade Account
Can I cancel or amend my order after placing it?
Yes, if your order has not yet been processed for dispatch, cancellation/ amendments should be possible.
Our team works quickly to get your order delivered as soon as possible so it is likely that your order will be processed for dispatch within 2-3 hours of purchase.
Contact us immediately via customerservice@i4lgroup.co.uk or call 020-3582-6399 during opening hours.
If you wish to amend your order after it has been processed by our team, it will be treated as a return or a separate new order.
Read more: Returns
What is your returns policy?
Changed your mind about your order? no problem! we offer a 14 day returns period after your order is delivered.
To avail of this your order must be unused, in its original packaging, and suitable for resale.
Refunds are issued immediately after the goods are received and inspected by our team.
If an item arrives damaged or incorrect, you must notify us within 48 hours of delivery.
Prior approval is needed before returning any goods – do not return without authorization.
Special order items are exempt from returns.
Read more: Returns