Sales & expert advice
Chelsea Carpets guide

What Underlay Do I Need, and Is It Included?

The right underlay depends on the carpet you choose, the room it goes in and how much traffic that room takes. At Chelsea Carpets, underlay is part of the specification, not an optional extra: our free local measurement leads to a written quotation that covers the flooring, underlay, accessories and installation requirements for your project, so you can see exactly what is included before you order.

2004Established on Fulham Road
20+Named flooring suppliers
6,000+Carpet products listed
FreeLocal measurement & quote

Underlay is the part of a new carpet that nobody sees, which is exactly why it is so easy to treat as an afterthought. This guide explains why it matters, what decides the right underlay for each room, and how it appears on a Chelsea Carpets quotation, so the price you see is the price of the whole job.

Is underlay included in my carpet quote?

Yes, it is covered in your written quotation. When we measure your property, the written quotation we send covers the flooring, underlay, accessories and installation requirements for that specific project. That way underlay is not a surprise added later: you can see it alongside the carpet and the fitting requirements, and ask the team about any line before you commit.

Product pages on our website show carpet prices, which is useful for comparing ranges. The total cost of a carpeted room, though, depends on the flooring selected, the room dimensions, the materials, the specification and the installation requirements. That is why we offer a free local measurement and quotation: so you know the real cost of your project, underlay included, before you decide.

Why does underlay matter so much?

Underlay affects how the carpet feels underfoot, how it wears and how long it lasts. A carpet that has been chosen carefully for its fibre, pile and suitability rating can still feel and perform below its potential if the layer beneath it is wrong for the room.

One of the most common objections we hear in the showroom is that underlay is an optional extra you can skip. It is not. Skipping it, or choosing it on price alone, is a false saving, because it is part of what makes the carpet you paid for feel and wear the way it should.

What underlay do I need for each room?

There is no single best underlay for every home, just as there is no single best carpet. The right choice comes from the same questions we ask when you choose the carpet itself:

  • How busy is the room? A hallway, staircase or family living room takes far more foot traffic than a guest bedroom, and the specification needs to match.
  • Which carpet have you chosen? Wool, wool blend, nylon, polypropylene, polyester and other fibres, and loop, twist and velvet constructions, each have their own characteristics. The underlay is chosen to suit the carpet, not the other way round.
  • Is it stairs or a flat floor? Stairs and landings are measured and specified on their own, which is one reason a proper measurement matters.
  • How do you want it to feel? Some customers want a softer feel in a bedroom; others want a firmer, more practical result in a busy hall.
  • What are the installation requirements? The floor the carpet is going onto, and how it will be fitted, are part of the written quotation.

Our team talks through room use, traffic, pile and specification with you in the showroom, then measures the property so the quotation reflects the actual job.

Underlay on stairs

Stairs take more wear than almost anywhere else in the house, so the carpet and what goes under it both need to be right. Our guide to which carpet is best for stairs explains how traffic, suitability rating and construction decide the right stair carpet, and the free local measurement covers stairs and landings properly. Stair runners are also part of our range.

Underlay in hallways and busy family rooms

For high-traffic rooms, the specification matters most. Our guide to the carpet that suits a hallway or a busy family living room explains suitability ratings and construction, and why underlay belongs in the specification there too.

Natural flooring and hard floors

If you are choosing sisal or seagrass, or vinyl, LVT, laminate or wood flooring, each product has its own characteristics and installation requirements. Ask the team what that product needs, and it will be set out in your written quotation.

Can I measure the room myself and add underlay later?

We do not recommend it. Room shapes, doorways, stairs and roll widths all change the quantity of carpet and underlay needed, and an inaccurate measurement is the most common cause of a wrong order. That is why we offer a free local measurement: the property is measured properly, including stairs, doorways and awkward shapes, before the written quotation is prepared.

How does buying carpet and underlay from Chelsea Carpets work?

  1. Visit our showroom Call 020 7751 5557, email sales@chelseacarpet.co.uk or come into the showroom at 354 Fulham Rd., London.
  2. Look, feel and select Compare materials, colours and textures in person, take samples home to see them in your own light, and select your carpet.
  3. Accept the estimated quote We give you an estimated quote for the carpet you have chosen.
  4. Book your free area measurement We measure the property properly, including stairs, doorways and awkward shapes.
  5. Accept our final quotation Your final written quotation covers the flooring, underlay, accessories and installation requirements for your project.
  6. Schedule the fitting Your carpet is ordered from the supplier and the fitting is scheduled with you.

Common questions about underlay

Is underlay included in the price of the carpet?

The written quotation you receive after your free local measurement covers the flooring, underlay, accessories and installation requirements for your project, so you can see underlay as part of the total before you order. Ask the team if you want any line explained.

Do I really need new underlay with a new carpet?

Underlay affects feel, wear and lifespan, so we treat it as part of the specification rather than an optional extra. The team will talk you through it for your rooms.

Which underlay is best for stairs?

It depends on the stair carpet you choose and how much traffic the stairs take. The team will recommend a specification in the showroom, and the stairs are measured properly as part of the free local measurement.

Is the measurement free?

Yes. We offer a free local measurement and quotation across Chelsea and the surrounding South-West London areas.

Do you fit the carpet and underlay?

Yes, we offer a fitting service. Once you have chosen your carpet, it is ordered from the supplier and fitting is arranged. Ask the team about timings and costs when you receive your quotation, as these depend on the product and the property.

Which areas do you cover?

Our showroom is at 354 Fulham Rd., London, near Fulham Broadway Underground. Local coverage for measuring is roughly 10 miles around the showroom depending on the project, including Chelsea, Fulham, Kensington, South Kensington, Earl’s Court, Parsons Green, Pimlico, Battersea, Putney, Hammersmith and Wandsworth.

Get the whole specification right with Chelsea Carpets

Start by browsing our carpets or the full carpet ranges from more than 20 named suppliers, then come into the showroom to see and feel them in person. When you are ready, book your free local measurement and we will send a written quotation covering the carpet, underlay, accessories and installation requirements.

Chelsea Carpets, 354 Fulham Rd., London (near Fulham Broadway Underground). Open Monday to Friday 09:00–18:00 and Saturday 10:00–16:00; closed Sunday. Call 020 7751 5557, email sales@chelseacarpet.co.uk or contact us online. Measurements, quotations and flooring recommendations depend on the individual property, selected materials and installation requirements; opening hours and stock availability can change, so please contact us before you visit.

Written by the Chelsea Carpets Flooring Team, Flooring Specialists, who provide flooring advice from the Fulham Road showroom with experience across carpet, wool, natural floor coverings, vinyl, LVT, laminate and wood flooring. Reviewed by Chelsea Carpets Flooring Specialists.

Book your free measurement

Start by visiting our showroom to look at, feel and select your carpet. Accept the estimated quote, book our free area measurement, then accept our final quotation and schedule the fitting.

Contact us today or call our team on 020 7751 5557.

Showroom
354 Fulham Rd., London
Near Fulham Broadway Underground
Opening hours
Mon–Fri 09:00–18:00 · Sat 10:00–16:00 · Sun closed
Email
sales@chelseacarpet.co.uk