UK Imperial Open Coil Mattress
Open coilRolled & boxed

UK Imperial Open Coil Mattress

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£229.00

Single — 90 x 190 cm

Includes VAT and delivery

Size Single — 90 x 190 cm
Size
Need a size that isn't listed? We make it →
Firmness 7 / 10
1 · Very soft 10 · Extra firm
Add to your order
Shipped Monday 26 October

Tracked one-person parcel delivery on rolled sizes.

100nights to try it
5year guarantee
£0delivery & returns

An open-coil sprung mattress, 24 cm deep, quilted in cotton and finished firm at 7 out of 10.

The Bonnell unit is one continuous coil network rather than individually pocketed springs, so it moves as a single surface. That makes it firmer and less isolating than a pocket mattress, and considerably cheaper to make. Four centimetres of comfort foam sit above the unit under a quilted cotton cover.

Rolled and boxed for delivery.

Bundle & save

Add a protector and a pillow

UK Imperial Open Coil Mattress
UK Imperial Open Coil Mattress
Single — 90 x 190 cm · £199.00
Cotton Mattress Protector
Cotton Mattress Protector
Small single — 75 x 190 cm · £49.00
Latex Pillow, Classic Soft — Cadar Beds
Latex Pillow, Classic Soft
Default Title · £49.00
£297.00 bundle price
£287.20

The 10% comes off the protector and the pillow, not the mattress. Shipped in the same order.

What's inside

3 layers, 24 cm

  • Quilted cotton cover 2 cm
  • Comfort foam 4 cm
  • Bonnell open-coil unit 18 cm

24 cm total

Specification

The numbers

Specification
Total depth24 cm (± 1 cm)
Firmness7 / 10
Fire safetyBS 7177 Low Hazard
Guarantee5 years
Trial100 nights
CoverQuilted cotton
TurningNo-turn, rotate head-to-foot every 3 months
Made inOur own factory, Romania · shipped DDP

Best for

Guest rooms, teenagers and anyone who wants a traditional sprung feel without a hybrid price.

How it's made

Made by the people in this film

Every mattress on this site is built on our own line, not bought in and badged. Two minutes of the workshop, if you want to see who you are buying from.

1995
First mattress
BS 7177
Every mattress

Filmed on our line in Maramureș.

Questions

Asked and answered

How firm is it?

7 out of 10 on our scale — firm. The scale is not an industry standard, so compare it against the other mattresses in this range rather than against another brand's number.

This sits in the middle of the range, which suits side and back sleepers, and most couples who disagree.

What is inside it?

Quilted cotton cover 2cm | Comfort foam 4cm | Bonnell open-coil unit 18cm — 24 cm in total.

How deep is it, and will it fit my bed?

24 cm, give or take a centimetre. Measure from your slats to the top of the side rail: a mattress much deeper than the surround loses the edge support the frame was giving it.

What sizes does it come in?

Small single, Single, Small double, Double, King, Super king, Emperor.

If none of those fit, we cut this build to any size in our own factory — see made to measure.

Can I use it on a slatted base?

Yes, provided the slats are no more than 7 cm apart. Wider gaps let the mattress settle into them over time, and that is excluded from the guarantee. On a solid platform, stand the mattress on its side for an hour a few times a year so the underside can dry out.

Does it need turning?

No — it is a no-turn build. Rotate it head to foot every three months for the first year, then twice a year after that.

What if I do not get on with it?

You have 100 nights. Give it at least three weeks first: any new mattress feels wrong at the start because your body has adapted to the old one. If it is still wrong, we collect it free of charge.

The guarantee runs 5 years.

Is it UK fire-safety compliant?

Yes. BS 7177 Low Hazard, under the Furniture and Furnishings (Fire) (Safety) Regulations 1988, with a permanent Schedule 7 label sewn into the border.

How long does the new-foam smell last?

24 to 72 hours with a window open. It is the foam off-gassing and it is harmless. It is strongest on a rolled mattress in the first hour after unwrapping.

How is it delivered?

Free, tracked, one-person parcel delivery on rolled sizes. Deeper and hand-tufted builds ship flat on a two-person service and we book a slot with you.

Can you take my old mattress away?

Yes — add old mattress removal to the order and the driver collects it on delivery. It goes to a licensed recycler, not to landfill.

Reviews

What people who sleep on it say

No reviews for this mattress yet. Every review here comes from someone who bought it — we would rather show none than borrow them from another product.

Compare

How UK Imperial Open Coil Mattress compares

The mattresses people put side by side with this one. Same factory, same fire certification, different job.

Specification UK Imperial Open Coil Mattress
You are here
Type Open coil
Depth 24 cm
Firmness 7 / 10
Comfort layer Comfort foam 4cm
Best for Guest rooms, teenagers and anyone who wants a traditional sprung feel without a hybrid price.
Guarantee 5 years
Trial 100 nights
Price From £199.00
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Old mattress removal

Regular price £35.00

Cotton Mattress Protector

From £49.00
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Memory Pillow, Classic

Regular price £35.00