Best Under Mattress Support Board Deals Online in the UK (25 Deals Found)

Last Updated - 19/03/2026 Sort By:

Best Choice
Generic

New
Premium Wood Bed Base Boards – Solid Mattress Support Plywood Panels – Heavy Duty Foundation Insert – Available in Singl
MATTRESS SUPPORT: 9mm plywood bed board panels designed to be placed under your mattress to provide additional firmness

£40.00
Orifesio

New
Orifesio 2 Pack Under Mattress Support, 47 x 25 x 2'' Sagging Mattress Support, 32D High Density Foam Pad to Fix Sinking
[Restore Your Sagging Mattress] Sagging mattress support is specifically designed to repair sagging mattresses. It provi

£56.99
New
4ft Small Double UNDER MATTRESS /BED SUPPORT BOARDS - FOR SLATS or DIVAN STRONG
Small Double (4ft ) – Approx. 190cm x 122cm. Through experience, we have found 9mm to be the ideal thickness—strong enou

£49.00
TANYOO

New
TANYOO Sagging Mattress Support Fix Sinking Beds High Density Foam Insert Pad for Sagging Bed Repair and Extends Life (D
Fix Sagging Mattress: Effectively repair your sagging mattress with our sagging mattress support in minutes. Save money

£32.99
New
2 x Packs SINGLE BED BUNKIE BOARD- 6 xPanels UNDER MATTRESS SUPPORT 9mm PLYWOOD
Our smooth 9mm plywood is an excellent choice for supporting a bed base and mattress. Each set includes three panels. Th

£65.00
STOREX

New
STOREX Heavy Duty Wooden Mattress Support Bunkie Board Bed Slats in 3 ft Single 4 ft Small Double 4 ft 6 Inch Double 5 f
✔️ Brand New 10 Solid Pine Wood Bed Slats Connected with a white Fabric tape as shown in the pictures Available in 👉 3F

£27.90
Best Value
Generic

New
SINGLE BED BOARD PANELS 9MM PLYWOOD MATTRESS SUPPORT 3 Panels each Measuring Approx 89cms x 61cms Please check mesaureme
These panels work well as replacements for damaged or worn slats and can help extend the life of your mattress.

£43.00 £46.00
New
DOUBLE BED UNDER MATTRESS /BED SUPPORT BOARDS- FOR SLATS or DIVAN- STRONG -
Each set includes three panels. Our smooth 9mm plywood is an excellent choice for supporting a bed base and mattress. Th

£94.00
Orifesio

New
Orifesio 1 Pack Sagging Mattress Support, 47'' x 25'' x 2'' Under Mattress Support, 32D High Density Foam Pad to Fix Sin
[Restore Your Sagging Mattress] Sagging mattress support is specifically designed to repair sagging mattresses. It provi

£31.99
New
Sagging Mattress Support, Under Mattress Support Board, Under Cushion for
【Easy Installation】: The Sagging Mattress Support Pad can be effortlessly placed under your mattress or sofa without the

£38.84
Rohi

New
Rohi Durable 𝐒𝐨𝐟𝐚 𝐑𝐞𝐣𝐮𝐯𝐞𝐧𝐚𝐭𝐨𝐫 𝐁𝐨𝐚𝐫𝐝𝐬 – Non-Slip – Adjustable & Foldable Sagging Sofa Support Boards
| SOFA SUPPORT BOARDS 2 SEATER 100 X 50 CM - Durable panels and double-stitched channels – Reinforces weak sofa bases an

£17.49
DUJUIKE

New
DUJUIKE Mattress Underlay with Grip Pads, Non Slip Pad for Bed, Slide Stopper and Gripper Protector (Grey, 90 x 200 cm)
PERFECTLY SOLVES THE PROBLEM OF YOUR MATTRESS SLIDING: DUJUIKE Anti Slip Mattress Mat is the ultimate solution to preven

£19.99
New
Sagging Mattress Support, High Density under Mattress Support Bed Board,Pad
1 Sagging Mattress Support. 【Easy Installation】: The Bed Board can be effortlessly placed under your mattress or sofa wi

£33.66
Generic

New
MATTRESS SUPPORT PANELS/BED BASE BOARDS Single-4Ft-Double-King & Super King (Single)
These panels work well as replacements for damaged or worn slats and can help extend the life of your mattress.

£43.00
New
4ft Small Double UNDER MATTRESS /BED SUPPORT BOARDS - FOR SLATS or DIVAN STRONG
Each set includes three panels. Our smooth 9mm plywood is an excellent choice for supporting a bed base and mattress. Th

£53.00
Mekturm

New
Mekturm Sagging Mattress Support, Fix Sinking Beds High Density Foam Insert Pad, Sofa Bed Mattress Foam Pad for Sagging
【Fix Sagging Mattress】Revitalize your sagging mattress in just minutes with our specially designed support pad. This aff

£28.99
New
Sagging Mattress Support, Under Mattress Support Board, High Density for Saggy
1 Sagging Mattress Support. 【Versatile Use】: Under Mattress Support Board Suitable for a variety of mattresses and sofas

£20.84
New
Sagging Mattress Support Under Mattress Support Board for Home Saggy Beds
1 Sagging Mattress Support. 【Versatile Use】: Under Mattress Support Board Suitable for a variety of mattresses and sofas

£39.73
New
4ft Small Double UNDER MATTRESS /BED SUPPORT BOARDS - FOR SLATS or DIVAN STRONG
Each set includes three panels. Our smooth 9mm plywood is an excellent choice for supporting a bed base and mattress. Th

£53.00
New
DOUBLE BED UNDER MATTRESS /BED SUPPORT BOARDS- FOR SLATS or DIVAN- STRONG
Each set includes three panels. Our smooth 9mm plywood is an excellent choice for supporting a bed base and mattress. Th

£94.00
New
4ft Small Double UNDER MATTRESS /BED SUPPORT BOARDS - FOR SLATS or DIVAN STRONG
Sizes: Single, 4ft, Double, Kingsize. Each set includes three panels. Our smooth 9mm plywood is an excellent choice for

£53.00
New
Sagging Mattress Support Under Mattress Support Board to Fix Sinking Bed Under
【Easy Installation】: The Sagging Mattress Support Pad can be effortlessly placed under your mattress or sofa without the

£38.84
New
4ft Small Double UNDER MATTRESS /BED SUPPORT BOARDS - FOR SLATS or DIVAN STRONG
Each set includes three panels. Our smooth 9mm plywood is an excellent choice for supporting a bed base and mattress. Th

£53.00
New
Sagging Mattress Support Bed Board Repair ,Easy use under Mattress Support Board
1 Sagging Mattress Support. 【Support】: High density sponge provides strong support to fix and sagging mattresses, improv

£27.24
New
Sagging Mattress Support Practical Under Mattress Support Board for Indoor
1 Sagging Mattress Support. 【Support】: High density sponge provides strong support to fix and sagging mattresses, improv

£27.60 £29.36

25 Under Mattress Support Board deals are available from: Amazon, eBay stores, starting from £17.49.
The biggest discount we found is 7% on SINGLE BED BOARD PANELS 9MM PLYWOOD MATTRESS SUPPORT 3 Panels each Measuring Approx 89cms x 61cms Please check mesaurements before ordering. at Amazon.
The lowest price we found is £17.49 while the highest is £94.00.
Prices for the best Under Mattress Support Board deals average at £43.32.
Last updated on March 19, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Under Mattress Support Board.