Thermosphere Econofix Flexible Tile Adhesive - Grey - FTA-20-01

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RRP £42.98 save 14%


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Product Specification

Product Code FTA-20-01
Global Trade Item Number 5060291062403
Type Underfloor Heating Accessories
Brand Thermosphere
Style Modern
Popular Features Slimline Design


Thermosphere Econofix Flexible Tile Adhesive - Grey

Designed to use with electric underfloor heating, this flexible tile adhesive from Thermosphere will cover your cable or mat underfloor heating system and fix your tiles to the floor. Using an eco friendly formula, this adhesive is anti-stain and water mark proof making it perfect to use in bathrooms. You can also use it to fix your insulation boards to your substrate prior to laying your underfloor heating system.

It's super flexible, can be used to fix porcelain, ceramic and natural stone tiles, and will be ready to walk on and grout after only 3 hours. It has an improved slip resistance and can create a 3 - 12mm bed depth. You can also use it to fix an insulation board prior to laying your underfloor heating.

• 20kg of flexible tile adhesive to cover your electric underfloor heating system and fix your tiles in place
• Can also be used to lay your insulation boards prior to laying your underfloor heating
• Eco friendly
• Highly flexible - S1 flexible to EN 12004
• Rapid set properties - groutable and walkable within 3 hours
• Creates a bed of 1 - 20mm of adhesive
• Coverage: 6.25 - 7.5m2
• Water resistant so suitable for bathrooms, wet rooms, steam rooms and swimming pools
• Before tiling, your substrate must be clean, dry and free of dust, dirt, oil and grease - see recommended extras for a suitable primer

Additional information:
• Conforms to BS EN 12004 C2 FT S1
• Open/working time: approximately 30 minutes at 20°C
• Before grouting time: approximately 3 hours depend on the room temperature and substrate. It will increase with lower temperatures and reduced at higher temperatures.
• Tiling onto an impervious substrate with a non porous tile will increase the set time
• Shelf life: 6 months if stored correctly
• Suitable for: ceramic, porcelain, marble, travertine, limestone, slate, quartz, granite, composite, terracotta, mosaic and quarry tiles
• Substrate suitability: sand/cement screed, concrete, plywood overlay (minimum 12mm), chipboard overlay (minimum 18mm), electric underfloor heating, wet underfloor heating, tile backer boards, econoboard coated and uncoated insulation boards, tile on tile, flooring grade asphalt and bitumen, andradite screeds, plaster/plasterboard, fibre cement sheet, cement/sand render, concrete brick/block, existing vinyl tiles
• Not suitable for T & G floorboards, floating floors, steel/metal surfaces, fibreglass and green screed.
• Instructions: Mix in a clean mixing vessel with between 4.8 - 5 litres of cold clean tap water until a smooth creamy consistency is achieved using a suitable drill with whisk attachment. Mix at a slow speed for a minimum of 2 minutes to ensure that all ingredients (polymers, retarding agents etc.) are dispersed thoroughly throughout the whole mix.

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COVID-19 Update (30/03/2020)



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  • Our customer service and sales team are working from home and are available via telephone, email and live chat

Read our full Covid-19 statement here.

​How long will my delivery take?

Items in stock and ready for immediate dispatch display ‘In Stock’. Other items show the estimated delivery time, such as 1-2 or 2-4 working days. This information is given to you on each product page throughout the website, as well as in the basket prior to checkout, and in the checkout process itself.

How much does delivery cost?

  • Free delivery on UK mainland orders. Area exclusions and surcharges apply*. We also offer next day and weekend services on certain items starting at £7.99.
  • Items that are not available for next day or premium deliveries will display an estimated lead time displayed in working days (Mon-Fri). Please note that when ordering multiple items, the longest estimated lead time shown would apply to the complete order.

    * Additional charges will usually apply to some areas of Northern Scotland and Scottish Isles, Channel Islands and Northern Ireland, as well as to some areas of mainland UK for very large or fragile items that are sent by pallet.

Next day, weekend & time-specific deliveries

If an item is 'In Stock', you will also be able to choose a number of other delivery options during the checkout.
For our other items that show a delivery estimate, you will not be able to choose next day or timed services. We aim to deliver the item within the advertised timescale. 

International delivery

We deliver small items (valves, brackets, hooks, heating controls etc.) to most of Europe. You will be informed if any of the items in your basket are not able to be sent to your country during the checkout process.
If your country is not listed, or if you want to order a larger item, we may still be able to help. Please call us on 01202 612808.

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