Cart 0 £0.00

Free Delivery

To UK Mainland on orders above £200

Price Match

We won't be beat on price

Lifetime Warranty

Peace of mind for you

Money Back

Guarantee for 30 days

Ultra ProGrout Flexible Grout – 3kg Bag

SKU: Ultra-ProGrout-Flexible-Grout-3kg-Bag

From £13.29


Flexible Grout for Underfloor Heating is now here from The Underfloor Heating Store. Perfect for wooden and concrete subfloors and with the lowest price online!

Ultra Tile adhesives FlexJoint is Specially designed for areas where movement or vibration is likely to cause problems with grout or tiles cracking and is perfect for underfloor heating where the constant heating and cooling and expansion and contraction can cause similar problems.

Flexible grout for underfloor heating will solve all these problems and provide you with a high quality low cost solution that looks fantastic.

Available in grey, white and cream – please choose above.

  • Kitchens, Bathrooms, Swimming Pools, Power Showers etc.
  • Underfloor Heating
  • Super Fine Texture
  • Mould & Stain Resistant
  • Water Repellent
  • Wipes Clean Easily
  • Polymer Modified


For a standard size tile of width 400mm and length 300mm with a joint width of 6mm and a joint depth of 5mm – 1 * 3kg bag will cover approx 10m2 of tiling.

For detailed coverage details please visit Ultra Tile Adhesive site and their handy coverage table.


My cart
Your cart is empty.

Looks like you haven't made a choice yet.