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Mapei Rapid Set Flexible Tile Adhesive Grey - 20kg

From £17.99
Now £17.99
in stock, ready to be shipped
Mapei Rapid Set Flexible Tile Adhesive Grey - 20kg
From £17.99
Now £17.99
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Introducing Mapeker Rapid-Set Flex, a rapid-setting single-part adhesive designed for fixing ceramic, porcelain, mosaic, and moisture-stable light-colored natural stone tiles.

Mapeker Rapid-Set Flex is a powder composed of a unique blend of special cements, selectively-graded aggregates, synthetic resins, and setting accelerators. It develops high bond strength just 3 hours after setting, allowing for fast completion of floor and wall installations. Floors can be walked on after only 3 hours and are ready for general traffic within 24 hours.

Once hardened, Mapeker Rapid-Set Flex is frost-proof and water-resistant, ensuring durability and reliability.

  • Can be used on Plywood Overlaid floors
  • Can be used with underfloor heating encapsulated in levelling compound
  • Suitable for internal and external use on walls and floors
  • Compatible with Ceramic, Mosaic, Natural Stone, Porcelain tiles
Bag size 20Kg
Color Grey
Maximum Coverage Area 2.5 kg/m2 (Wall) - 5 kg/m2 (Floor)
Storage life 12 months in a cool, dry place in the original packaging
Mixing ratio Mapeker Rapid-Set Flex Grey: 100 parts of powder with 23-25 parts by weight of water
Setting time 45 minutes
Application temperature range from +5°C to +35°C
Pot life of mix 20 minutes
Open time 10 minutes
Ready for traffic on dry substrate 3 hours
Cure time on dry substrate 24 hours
Grouting on dry substrate 2-3 hours
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    Free delivery on all orders*

    At Underfloor Heating Direct, we strive to make every step of your order as easy and convenient as possible, from finding the right underfloor heating setup to best suit you to taking delivery of your system the very next day.

    We're proud to offer a range of delivery options to suit you, including free delivery on all orders over £100 or next working day delivery for a fixed price of £5.99.

    • 2-3 working days delivery, order over £100 - FREE (£5.99 if under £100)
    • Next working day - £9.99 (Order before 4pm Monday - Friday)
    • Next working day before 12 noon - £19.99 (Order before 4pm Monday - Friday)
    • Saturday delivery - £29.99 (Order before 4pm Friday)

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    30 days returns policy

    At Underfloor Heating Direct, our customers have 30 days to upgrade, replace or refund their orders.


    At Underfloor Heating Direct, we want to ensure you are happy with every purchase you make. If you have any issues with your chosen product, whether damaged, faulty or simply an unwanted item, you can simply return what you bought for a refund.


    We take great care in the delivery of all of our products, however, in the event of your delivery arriving damaged or if you notice a manufacturing fault of any kind within 48 hours of delivery, you're within your rights to a replacement.


    Within 14 days of purchasing from us, you are eligible to upgrade if you deem you want something a little better. Simply send it back to us brand new and we'll happily assist you with an upgrade to your order.

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    Long-lasting warranty

    At Underfloor Heating Direct, we are committed to providing our customers with high-quality products and outstanding customer service. That's why we offer a comprehensive warranty on all of our underfloor heating products, with a 10 year warranty for our electric underfloor heating kits.

    Our warranties are designed to give you peace of mind and ensure that your underfloor heating system operates reliably for years to come.

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