Feel the difference under foot

Shop the best carpet underlay brands and products at the lowest prices online.

Our most popular carpet underlays

Below you will find a selection of our bestselling carpet underlays. Offering the highest levels of quality and comfort, they are customer favourites for a reason.

Royale Red Carpet Gripper Rods with box

Royale Carpet Gripper

Royale gripper rods are made using high-grade resin-bonded plywood and feature 60-degree pins to eliminate pull-out and bending.

A carpet fitting essential and a trusted name for professionals and DIY enthusiasts alike.

Recommended laminate & wood floor underlays

Each of our laminate and wood flooring underlays will provide long-lasting support for your floor while extending its lifespan.

Premier Metal Door Bars & Thresholds

Our Premier door bars are made from superior-quality metal and come in a variety of modern colourways, including brushed steel and black. We have options suitable for every type of flooring threshold.

Shop by underlay type

Duralay Durafit 650 Underlay Close Up
Acoustic UnderlaySuperior soundproofing to reduce noise between rooms and floorsShop Now
Tredaire Titanium 8mm Underlay Close Up
Thermal UnderlayHigh tog counts to reduce heat loss and keep rooms warmerShop Now
Duralay Heatflow 6.1mm Underlay Close Up
Underfloor Heating UnderlayDesigned to allow heat to pass through and ensure your system operates efficientlyShop Now
Ball and Young Cloud 9 Cumulus 11mm Luxury Underlay Close Up
PU Foam UnderlayLuxurious and comfortable under foot, PU foam is the bestselling type of underlay on the market.Shop Now
Tredaire Elite 9.75mm Underlay Close Up
Sponge Rubber UnderlayExtremely dense and durable with exceptional noise reduction propertiesShop Now
Duralay Durafit 650 Underlay Close Up
Crumb Rubber UnderlayHigh-density underlay that's ideal for high-traffic areas and commercial applicationsShop Now
Wilsons Plushwalk 10mm underlay laid underneath a grey carpet

Plushwalk Underlay

A byword for luxury, Wilsons Plushwalk carpet underlay is made in the UK using recycled memory foam, giving you ultimate comfort underfoot. Available in 10mm and 12mm thickness.

Why Simply Underlay?

We believe that purchasing underlay for your flooring should be simple and hassle free. That’s why we’ve dedicated ourselves and our website to just that – Simply Underlay.


Fast delivery

Our premium UK delivery service can get products to your door in one working day – perfect for when you need your underlay quickly.

Expert advice

With over 25 years’ experience supplying underlay to the trade, you can trust us to give you the very best advice and support.


Low prices, always

By cutting out the middleman, it allows us to sell the very best underlay products at huge discounts to what you’ll find at high street carpet shops.

The best underlay brands

We’ve handpicked and personally tested every product we stock, with only the highest quality underlays making the cut. So you can rest assured that no matter what you choose, you’ll have no buyer’s remorse.