Description
3.6m long composite batten for decking and cladding support. Durable, rot-resistant, and designed for concrete-based installations.
3.6m Composite Joist/Batten – Long-Lasting Decking Foundation
Our 3.6m Composite Joist (40mm x 30mm) is built for supporting composite decking and cladding projects where a durable, low-maintenance base is essential. Designed to sit directly on solid surfaces like concrete, this joist won’t rot, split, or warp over time—unlike traditional timber.
Its lightweight, hollow structure allows for easy handling and fast installation, while the reversible profile offers added flexibility on-site.
🔧 Key Features:
-
✅ 3.6m length with 40mm x 30mm dimensions
-
✅ Hollow core – strong yet lightweight
-
✅ Fully reversible for ease of installation
-
✅ Zero maintenance – no staining or sealing needed
-
✅ Will not absorb water – ideal for damp environments
-
✅ Suitable for ground-level decking on concrete bases
-
❌ Not intended for raised deck applications
This is the go-to solution for anyone looking to build a composite deck with a cleaner, longer-lasting subframe.
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3.6m long composite batten for decking and cladding support. Durable, rot-resistant, and designed for concrete-based installations.
3.6m Composite Joist/Batten – Long-Lasting Decking Foundation
Our 3.6m Composite Joist (40mm x 30mm) is built for supporting composite decking and cladding projects where a durable, low-maintenance base is essential. Designed to sit directly on solid surfaces like concrete, this joist won’t rot, split, or warp over time—unlike traditional timber.
Its lightweight, hollow structure allows for easy handling and fast installation, while the reversible profile offers added flexibility on-site.
🔧 Key Features:
-
✅ 3.6m length with 40mm x 30mm dimensions
-
✅ Hollow core – strong yet lightweight
-
✅ Fully reversible for ease of installation
-
✅ Zero maintenance – no staining or sealing needed
-
✅ Will not absorb water – ideal for damp environments
-
✅ Suitable for ground-level decking on concrete bases
-
❌ Not intended for raised deck applications
This is the go-to solution for anyone looking to build a composite deck with a cleaner, longer-lasting subframe.
Specifications
- Type
- Composite Framework
- SoldHow the price is worked out, so you know what you are paying for.
- each inc. VAT
Reviews
Composite Joist/Batten – 3.6m
3.6m long composite batten for decking and cladding support. Durable, rot-resistant, and designed for concrete-based installations. 3.6m Composite Joist/Batten – Long-Lasting Decking Foundation Our 3.6m Composite Joist (40mm x 30mm)...
£17.19
each
How many
Free delivery on orders over £190
Priced each inc. VAT.
Estimated delivery Wed 16 – Fri 18 Sep
Delivery
Free delivery on orders over £190. Order before 2pm on a working day and we aim to dispatch the same day.
2 to 4 working days to mainland UK. The Scottish Highlands, islands and BT postcodes take 5 to 14 working days. A few remote areas carry a surcharge, which is shown at checkout before you pay.
Someone may need to sign. If nobody is in, the driver can leave it in a safe place or with a neighbour and post a card telling you where.
Check your order for damage or shortages and tell us within 3 days. If you cannot check it before signing, sign as unchecked.
Please do not book a fitter until everything has arrived and been checked.
Measuring and fitting
Measure at the widest point, including doorways and alcoves, and round up to the nearest 10cm. Never round down.
Odd-shaped room? Split it into rectangles and add them together, or use the room calculator.
Returns
Changed your mind? Send it back unused and in its original packaging within 30 days for a full refund.
Flooring cut to your measurements is made to order, so a 24% restocking fee applies unless it is faulty.
If a fault appears, send us a photograph and we will refund, repair or replace it, whichever suits you best.
Colour can vary between batches and between screens, so order a free sample before you commit.
Anything else, call 0161 399 1792 or email support@yumihome.co.uk.



