Fastwarm FastFlow is a premium single-part, semi-rapid curing, free-flowing smoothing underlayment designed to provide a high-quality, durable surface for a wide range of flooring applications. This advanced underlayment is specially formulated with a blend of cements, polymers, and graded fillers, ensuring superior flow and coverage. Ideal for both residential and commercial projects, Fastwarm FastFlow is the go-to solution for creating a smooth, level foundation that’s ready to receive floor coverings quickly and efficiently.
Fully approved for use with Fastwarm Underfloor Heating Systems, Fastwarm FastFlow ensures optimal performance when used in heated flooring applications, providing excellent thermal conductivity and reducing installation time. Whether applied over concrete, old adhesive residues, or other suitable substrates, Fastwarm FastFlow guarantees long-lasting, high-quality results.
Key Features & Benefits:
- Fully Approved for Fastwarm Underfloor Heating Systems
- Fastwarm FastFlow is specifically approved for use with Fastwarm Underfloor Heating Systems, ensuring compatibility and optimal heat distribution for heated floors.
- Fast and Efficient Application
- With a walk-on time of just 2-2.5 hours at 20°C and the ability to receive floor coverings within 4 hours (based on a 3mm application), Fastwarm FastFlow speeds up the installation process, reducing project downtime.
- Environmentally Friendly
- Contains 20% recycled materials through Envirobead technology, providing a sustainable solution without compromising on performance.
- Versatile Application
- Suitable for use over various subfloors, including concrete and old adhesive residues, Fastwarm FastFlow ensures excellent adhesion and a smooth surface for any flooring type.
- No Priming Required
- Fastwarm FastFlow eliminates the need for priming in most cases, streamlining the installation process and saving both time and effort.
- Durable and Long-Lasting
- Provides a durable, high-quality surface that is resilient underfoot and designed to withstand the rigors of everyday use.
Fastwarm FastFlow is the ideal choice for creating a reliable, high-performance underlayment that complements Fastwarm Underfloor Heating Systems, ensuring an efficient, fast, and sustainable flooring installation.
| Specification | BS EN 13813:2002 |
|---|---|
| Screed Classification | CT-C12-F5 |
| Working Time 20°C | 45 minutes |
| Walk On Hardness Time at 20°C | 2-2.5 hours (to BS EN 13892-2) |
| Ready to receive floor coverings | 4 hours (based on 3mm application) |
| Compressive Strength (N/mm²) | 1 Day: 10 7 Days: 12 28 Days: 15 |
| Flexural Strength (N/mm²) | 1 Day: 2 7 Days: 3 28 Days: 5 |
| Packaging | 20kg bag |
Delivery Options
2-3 working day delivery
Next working day
Next working day before 10:30
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 744479
Other Delivery Options
PRE-10:30AM 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 0800 023 4203 or 01268 744 479.
