The Fastwarm® Tile Backer Board provides the ideal insulation base layer for our Fastwarm® 150w/200w/cable underfloor heating systems, reducing heat loss and cutting energy costs by up to 25%.
This 10mm version strikes the perfect balance between slimline profile and effective thermal resistance. Lightweight, durable, and easy to cut with a knife, it makes on-site adjustments simple.
Compatible with timber and solid subfloors alike, our moisture-resistant boards help create a stable tiling surface while improving the efficiency of your heating system.
- Waterproof – Fully waterproof construction, approved by Ultra Tile adhesive manufacturers.
- Great Insulation Performance – Thermal conductivity of just 0.032 W/mK helps minimise back loss of heat.
- Excellent Sound Insulation – Improves acoustic comfort in any room.
- Ultra-Lightweight & Easy to Cut – Easily trimmed on-site with a utility knife.
- Strong & Durable – Supports compression loads up to 30 tonnes per m².
- Multi-Surface Application – Suitable for walls and floors (follow correct installation methods).
- Flexible Installation Options – Mechanically fix to timber or bond to solid subfloors with adhesive.
- Standard Size – Each board measures 1200 x 600 mm (0.72m²).
This version is 10mm thick. Use approximately 14 boards for a 10m² area (e.g. 2m x 5m room).
Please note: Flexible tile adhesive must be used. For timber floors, mechanical fixings are also required at 300mm intervals.
Need a different thickness? Explore other options: 6mm | 12.5mm | 20mm | 30mm | 50mm
Choose the thickness that best meets your installation and performance needs.
| Thickness | 10mm |
|---|---|
| Board Dimension | 1200mm x 600mm |
| Material Type | Extruded Polystyrene, Fibreglass Mesh & Cementitious Coating |
| Thermal Conductivity | 0.032 W/mk |
| Material Density | >30 kg/m3 |
| Compression Strength | 30 t/m2 |
| Vertical Tile Weight Load | 50 kg/m2 |
| Moisture Absorption | <0.1 vol % |
| Euroclass Fire Rating | B Euroclass |
Our Bank Holiday Delivery Times
| Order Date | Order Time | Expected Delivery Date |
|---|---|---|
| Fri 22nd May | Before 4:00pm | Tues 26th May |
| Fri 22nd May | After 4:00pm | Wed 27th May |
| Sat 23rd May | All day | Wed 27th May |
| Sun 24th May | All day | Wed 27th May |
| Mon 25th May | All day | Wed 27th May |
Any deliveries for Saturday 23rd May will need to be placed by 2:30 PM on the Friday prior.
Delivery Options
2-3 working day delivery
Next working day
Next working day AM delivery
Saturday Delivery
Delivery cut off times
Our daily cut-off time for dispatch is 4:30pm Monday–Thursday and 4:00pm on Fridays. Orders placed before the cut-off time will be dispatched for next working day delivery (if this option is selected). Orders placed after 4:00pm on Friday will be dispatched on Monday for Tuesday delivery.
Bank holidays may affect these delivery times, so please contact our team if unsure on 01268 744 479
Other Delivery Options
Next working day AM delivery and Saturday Delivery services are available, but orders must be placed before the relevant cut-off times.
NOTE: All orders placed on a Friday will be delivered on the following Monday (unless its a bank holiday), unless a Saturday Delivery service is selected and paid for before the 4:00pm Friday cut-off.
Delivery outside the UK
Delivery outside mainland UK may be arranged by prior agreement. You will be advised of the delivery charge before dispatch, at which point you can decide whether you wish to proceed with your order.
Important: Our deliveries rely on third party couriers, so, whilst we make every effort to deliver your order on the specified date and time, unfortunately there may be occasions when this will not be possible due to external influences. Due to this we strongly recommend you ensure you have received your order before any tradespeople/builders are scheduled to commence work.
Still Unsure? Talk to an expert
If you need any guidance or further information our highly experienced team are on hand to help.
Get in touch using our contact form or give us a call on 01268 744 479.
