Underlay

4.7 · 2,249 reviews on Trustpilot Free UK delivery on orders over £500

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35 products

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Timba Floor Underlay Radiant Flo+

Underfloor heating 2mm

£1.67 per m²

£24.99 / pack
Thermal Acoustic 5.5mm Board

5.0 (2)

£4.00 per m²

£27.99 / pack
SAVE 28%

Quick-Step Uniclic Standard

5.0 (4)

Underfloor heating 3mm

£1.93 per m²

~~£2.67 / m²~~ £28.99 / pack
SAVE 9%

CFS Universal 3mm Barrier Underlay

4.9 (9)

3mm

£2.00 per m²

~~£2.20 / m²~~ £29.99 / pack
Timba Floor Underlay Layer+

5.0 (1)

Underfloor heating 3mm

£2.00 per m²

£29.99 / pack
SAVE 8%

Timba Floor Underlay Layer Pro Underlay - 10m2 Roll

5.0 (2)

Underfloor heating 3.5mm

£3.70 per m²

~~£4.00 / m²~~ £36.99 / pack
SAVE 4%

Quick-Step Basic Plus

4.9 (40)

Underfloor heating 2mm

£2.57 per m²

~~£2.67 / m²~~ £38.49 / pack
CFS Regent Underlay Regent 8mm Underlay

5.0 (1)

8mm

£2.67 per m²

£39.99 / pack
Ball & Young B&Y Cushilay Ball And Young - Cushilay 8mm Underlay

8mm

£2.67 per m²

£39.99 / pack
Corlay Jute Felt Underlay 42oz

Underfloor heating 11mm

£2.65 per m²

£39.99 / pack
Footfall Serenity Underwood 3.5mm Underlay

5.0 (1)

Underfloor heating 3.5mm

£4.30 per m²

£42.99 / pack
CFS Regent Underlay Regent 10mm Underlay

5.0 (3)

10mm

£3.00 per m²

£44.99 / pack

Showing 12 of 35 floors

2,249 verified reviews

Why homeowners pick Flooring King.

4.7

out of 5

Trustpilot · Excellent

“Prompt reliable service”

Prompt reliable service

Kevin

Verified order

“Product arrived quickly and in perfect…”

Product arrived quickly and in perfect condition

Lucy M.

Verified order

“Great service great product”

Great service great product

Bob

Verified order

At Flooring King, we understand the importance of using the right underlay for your flooring project, which is why we are proud to offer a wide range of underlay options for carpet, laminate, LVT, and engineered wood. Our selection of underlay is designed to provide the best possible results for your flooring project, ensuring that your flooring will look great and last for years to come.

Our carpet underlay is perfect for use with any type of carpet, providing a secure grip and ensuring that your carpet stays in place and looks great for years to come. Our laminate underlay is perfect for use with any type of laminate flooring, providing the perfect foundation for your new flooring. Our LVT underlay is perfect for use with any type of LVT flooring, providing the perfect foundation for your new flooring. Our engineered wood underlay is perfect for use with any type of engineered wood flooring, providing the perfect foundation for your new flooring.

We pride ourselves on providing our customers with the best prices online. Our team of experts is always on hand to help you with any queries or to provide you with advice on which underlay will work best for your project. Whether you’re a professional contractor or a DIY enthusiast, our selection of underlay is the perfect choice for any flooring project.

If you require any assistance or have any questions about our selection of underlay, please don’t hesitate to contact our expert customer service team at 0300 303 6069 or email info@flooringking.co.uk. We are always happy to help and we look forward to helping you with your flooring project. Browse our selection of underlay today and take the first step towards a beautiful new floor.