Best Value Flooring Underlay in the UK (2026): 10 Real Listings Ranked by Rating per £
Ranked by real rating relative to price across 10 listings in Flooring Underlay.
Looking for the best value flooring underlay in the UK? This guide ranks 10 real listings by their ‘value score’ – rating divided by price. We've assessed each product to determine the highest quality option for your money, not just the cheapest. Currently, the FloorPro 10mm Carpet Underlay - DIY Roll 1m x 5m - PU Foam With Sound And Insulation takes the top spot with a value score of 0.175 and an impressive rating of 4.8/5, despite its relatively low price of £27.5.
- 1.FloorPro 10mm Carpet Underlay - DIY Roll 1m x 5m - PU Foam With Sound And Insulation - Underfoot Comfort Cushion Padding Underlayment - Ideal For Stairs4.8/5 · £27.50 · value 0.175
FloorPro · Flooring Underlay
- 2.10mm Thick PU Carpet Underlay Rolls, Choose from 30 Sizes, 10m² Total Area, UK Manufactured4.6/5 · £39.99 · value 0.115
Generic · Flooring Underlay
- 3.Cosyearn Rug Pad, 3 x 5 Ft, Non-Slip, Felt and Natural Rubber Backing4.2/5 · £40.02 · value 0.105
Cosyearn · Flooring Underlay
- 4.Mohawk Home Carpet Pad, 100% Felt Protective Cushion, 1.5m x 2.1m, Safe for All Floors4.5/5 · £43.24 · value 0.104
Mohawk Home · Flooring Underlay
- 5.8mm Thick PU Foam Carpet Underlay, 15m² Per Roll4.3/5 · £42.99 · value 0.100
Flooring Direct · Flooring Underlay
- 6.12mm Thick PU Carpet Underlay, 15 Square Metre Roll, UK Manufactured, Hard Wearing4.7/5 · £48.99 · value 0.096
SIXNEA · Flooring Underlay
- 7.PU Foam 10mm Thick Carpet Underlay Roll by 247Floors4.7/5 · £54.95 · value 0.086
247Floors · Flooring Underlay
- 8.Cloud 9 Cumulus 11mm PU Carpet Underlay Roll, 10m² Total Area, UK Manufactured4.6/5 · £69.99 · value 0.066
Cloud 9 · Flooring Underlay
- 9.VEVOR Carpet Underlay, Non-Slip Mat, Cut to Size, Polyester & TPR with Rubber Pad, Waterproof4.4/5 · £73.85 · value 0.060
VEVOR · Flooring Underlay
- 10.Cloud 9 Cumulus 11mm PU Carpet Underlay Roll, 15m² Total Area, UK Manufactured4.8/5 · £85.00 · value 0.056
Cloud 9 · Flooring Underlay
Best Value Picks
- FloorPro 10mm Carpet Underlay - DIY Roll 1m x 5m - PU Foam With Sound And Insulation - Underfoot Comfort Cushion Padding Underlayment - Ideal For Stairs (4.8/5, £27.5, 0.175)
- 10mm Thick PU Carpet Underlay Rolls, Choose from 30 Sizes, 10m² Total Area, UK Manufactured (4.6/5, £39.99, 0.115)
- Cosyearn Rug Pad, 3 x 5 Ft, Non-Slip, Felt and Natural Rubber Backing (4.2/5, £40.02, 0.105)
What Value Score Tells You
The value score, calculated by dividing the rating by the price, provides a quick comparison of performance relative to cost for each underlay. A higher value score indicates that you are receiving a better rating for the amount spent.
While the FloorPro 10mm Carpet Underlay - DIY Roll 1m x 5m - PU Foam With Sound And Insulation - Underfoot Comfort Cushion Padding Underlayment - Ideal For Stairs achieved the highest individual rating of 4.8/5, the Generic 10mm Thick PU Carpet Underlay Rolls offers a slightly better value score due to its lower price.
How to Use This Leaderboard
- Focus on products with higher value scores – these represent the best balance of quality and affordability.
- Consider your specific needs. The Cosyearn Rug Pad’s lower rating indicates it might be suitable for lighter use cases, while the FloorPro offers a higher score for more demanding applications.
- Compare prices alongside ratings to identify potential savings without compromising on performance – the Generic underlay demonstrates this point with its lower price and respectable value score.
See the full range in Flooring Underlay.
FAQ
What does 'value score' mean in this leaderboard?+
The ‘value score’ is calculated by dividing the product rating by its price. A higher value score indicates a better rating for the money spent on the flooring underlay, reflecting both customer satisfaction and affordability. This allows you to easily compare different products based on their relative performance.
Is the cheapest option always the best value?+
Not necessarily. While the ‘FloorPro 10mm Carpet Underlay - DIY Roll 1m x 5m - PU Foam With Sound And Insulation - Underfoot Comfort Cushion Padding Underlayment - Ideal For Stairs’ is the cheapest at £27.5, it has a value score of only 0.175. The ‘Generic 10mm Thick PU Carpet Underlay Rolls’ offers a higher rating of 4.6/5 and a value score of 0.115 for a slightly higher price of £39.99.
How does the number of reviews relate to product quality?+
The ‘Generic 10mm Thick PU Carpet Underlay Rolls’ has the highest number of reviews (493) compared to the other products. Generally, a larger number of reviews can suggest greater reliability and customer confidence in the product's performance; however, this is not always indicative of superior quality.
Which product offers the best value score?+
The ‘FloorPro 10mm Carpet Underlay - DIY Roll 1m x 5m - PU Foam With Sound And Insulation - Underfoot Comfort Cushion Padding Underlayment - Ideal For Stairs’ currently has the highest value score of 0.175, making it the best value option according to this leaderboard.
What is the cheapest flooring underlay available?+
The ‘FloorPro 10mm Carpet Underlay - DIY Roll 1m x 5m - PU Foam With Sound And Insulation - Underfoot Comfort Cushion Padding Underlayment - Ideal For Stairs’ is the cheapest flooring underlay, priced at £27.5.
Which product has the highest customer rating?+
The ‘FloorPro 10mm Carpet Underlay - DIY Roll 1m x 5m - PU Foam With Sound And Insulation - Underfoot Comfort Cushion Padding Underlayment - Ideal For Stairs’ currently holds the highest customer rating at 4.8/5.
Can I compare the Cosyearn Rug Pad to other options?+
The ‘Cosyearn Rug Pad, 3 x 5 Ft, Non-Slip, Felt and Natural Rubber Backing’ has a rating of 4.2/5 and a value score of 0.105. It is priced at £40.02, placing it between the other two options in terms of cost effectiveness.
What are the dimensions of the Generic underlay roll?+
The ‘Generic 10mm Thick PU Carpet Underlay Rolls’ is offered in various sizes, with a total area of 30m². This provides flexibility for different flooring areas.
Is the FloorPro underlay suitable for stairs?+
The ‘FloorPro 10mm Carpet Underlay - DIY Roll 1m x 5m - PU Foam With Sound And Insulation - Underfoot Comfort Cushion Padding Underlayment - Ideal For Stairs’ is specifically designed and marketed as ideal for use on stairs, offering added comfort and sound insulation.
How does the Cosyearn rug pad differ from the others?+
The ‘Cosyearn Rug Pad, 3 x 5 Ft, Non-Slip, Felt and Natural Rubber Backing’ is a smaller pad (3x5 ft) constructed with felt and natural rubber backing, offering non-slip properties. It provides a different level of protection compared to the wider foam options.