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External Wall Insulation Board 25 x 1200 x 600mm Super Plus 70
SKU
BH000110
Special Price From £2.39 £1.99 Regular Price From £3.48
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External Wall Insulation Board 50 x 1200 x 600mm Super Plus 70-£1.93Special Price From £3.59 £2.99 Regular Price From £5.52 -
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Description
Product Information
The external wall insulation board super plus is also refered to as Jablite polystyrene insulation board. It is a type of cavity wall insulation board, that is manufactured from lightweight and expanded polystyrene. The polystyrene insulation board is a rot-proof and durable board, that will remain effective and insulate for the lifetime of the building. The external wall insulation board is designed to offer improved thermal conductivity and to prevent heat loss. Moreover, it is suitable for use in new buildings up to 25 metres in height.
Use & Application
The 25mm polystyrene insulation board is easy to install and it can be used in conjunction with a variety of cladding and render systems, including:
- Timber
- Plastic weatherboarding
- Reinforced render systems
Benefits
- Improves the thermal conductivity to the outer face of most external walls
- Made up from recyclable raw materials – therefore, offers a cost-effective solution to reducing your carbon footprint, protecting the environment, and saving your money on heating bills
- Contains a fire-retardant additive, making the board fireproof as well
- Typically used as a part of render system
- Easy to handle & can be cut to size if required
- Flood proof and durable
- Suitable for new buildings up to 25 metres in height
- Offers efficient insulation for the lifetime of the construction
- Can be easily bonded or fixed to an external wall
| Thickness | 25mm |
| Length | 1200mm |
| Width | 600mm |
Specification
| Length | 1200mm |
|---|---|
| Width | 600mm |
| Thickness | 25mm |
| Coverage | 0.72m² |
| Features | Fire Resistant, Thermal |
| Thermal Conductivity | 0.032 W/mK |
| Fire Rating | Euroclass E |
| Manufacturer Part Number | S121/1200*600*25 |
Data Sheets
Delivery Information
Delivery Information
We offer fast and reliable delivery across London, Essex, and surrounding areas beyond the M25.
- We aim to deliver on the same or next working day whenever possible for stocked items.
- The standard delivery timeframe is 1–5 working days, depending on your location and product type.
- Orders are delivered kerbside only — please notify us in advance of any access restrictions.
Once your order is placed, our Customer Care team will be in touch to confirm delivery details.
If your delivery is scheduled for the morning, we will call you the evening before to confirm the timing.
We also send a confirmation email once your order is booked in.
While we always aim to deliver on time, please note that delays may occasionally occur due to circumstances beyond our control (e.g. traffic, supplier delays, access restrictions).
Delivery Areas & Charges
Minimum order values vary by postcode.
Click here to view our full postcode list and delivery thresholds
If your postcode isn’t listed, we may still be able to deliver — please share your address and basket total, and we’ll confirm availability within 24 hours.
Returns & Refunds
- We accept returns within 28 days for most unused and resaleable items.
- A restocking fee and collection charge may apply.
- Some items (e.g. custom-made, opened, or time-sensitive materials) are non-refundable.
- Refunds are processed within 28 days to the original payment method.
Please view our full returns policy
Stocked vs. On-Request Products
- Stocked items are dispatched promptly from our local branches.
- On-request or special order items may take longer. We’ll confirm the expected lead times after checkout.
Questions & Answers
Customer Questions
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