Best Foam Sealants Deals Online in the UK (25 Deals Found)

Last Updated - 15/12/2025 Sort By:

Best Choice
Haltons

New
Haltons Expanding Foam Filler 500ml | Ready To Use | No Tools Required | Waterproof Caulk Spray Sealant for Walls, Crack
👍 EXPANDING – Our expanding foam is ideal for filling up large holes or cracks as it rapidly expands to up to many time

£6.99
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Best Value
Haltons

New
Haltons Expanding Foam Filler | Ready To Use | No Tools Required | Waterproof Caulk Spray Sealant for Walls, Cracks, Gap
👍 EXPANDING – Our expanding foam is ideal for filling up large holes or cracks as it rapidly expands to up to many time

£13.99
New
STOP THAT LEAK SPRAY SEAL FIX HOLES WATERPROOF SEALANT MASTIC GUTTER ROOF REPAIR
Spray and Seal Mastic Sealant. SPRAY AND SEAL MASTIC SEALANTS. Instant leak stop spray N seal pipe roof mastic waterproo

£9.99
Everbuild

New
Everbuild Foam Sealant Joint Backer Rod 20mm x 10 Metre
Colour - Grey

£11.75
New
Gorilla Glue Expanding Foam High Strength Sealant Multi Purpose Use Aerosol 340g
🦍 Gorilla Glue Expanding Foam – 340g (Approx. ✔️ 340g Can | ✔️ Indoor & Outdoor Use | ✔️ Fast-Curing Formula | ✔️ Goril

£12.99
Unibond

New
UniBond Universal Expanding Foam, Fast-Drying Foam Insulation to Seal & Fill Large Gaps, Versatile Sealant for Acoustic,
Universal Use – The polyurethane foam is ideal for sealing & filling large gaps, as well as providing acoustic & thermal

£7.00
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SuperGift.com

New
500ml, The Original Spray Filler, Weatherproof Expanding Foam, Professional Grade Gap Filler & Sealant for Wood, Metal,
VERSATILE APPLICATION: Professional-grade expanding foam filler suitable for sealing and filling gaps in wood, metal, br

£9.99
New
2 x QUICK FIX TYRE REPAIR KIT 300ML CAR TEMPORARY INFLATE FLAT TYRE FOAM SEALANT
2 x Quick Fix Tyre Repair Kit 300ml. 2 x Quick Fix Tyre Repair 300ml. Each 300ml can is designed to temporarily inflate

£9.99
Everbuild

New
Everbuild Foam Sealant Joint Backer Rod 10mm x 10 Metre
Everbuild Foam Sealant Joint Backer Rod 10mm x 10 Metre

£8.99
New
Seal foam tape Sticker Window Insulation Shockproof Sealing Sealant Buffer
Mouse Sanding Sheet 40-2000Grit Sanding Sandpaper Decker Detail Palm Sander Pad. Mouse Sanding Sheets 40-800 Grit Black

£5.14
Everbuild

New
Everbuild Foam Sealant Joint Backer Rod 13mm x 10 Metre
Joint Backer Rod

£9.45
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Holts

New
Holts Tyreweld Puncture Sealant Emergency Tyre Repair Foam Car Puncture Repair Kit Sealant, Quick & Easy Flat Tyre Foam,
TYRE REPAIR KIT IN A CAN: Tyreweld Emergency Puncture Repair is designed to temporarily seal a puncture and get you back

£7.98 £10.92
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New
Holts Tyreweld Puncture Sealant Emergency Tyre Repair Foam Car Puncture Repair
Just attach it to the tyre valve then watch as it refills the tyre. Tyreweld works in minutes, letting you move safely a

£10.00
Xujinsongg

New
Expanding Foam Guns, Professional Foaming Sealant Dispensing Spray Foam Gun, Spray Thermal Insulation Application Applic
Durable and Stable Material: PU spray foam gun is made of high-quality aluminum alloy, which is corrosion-resistant, wea

£8.99
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New
Koch Chemie Hydro Foam Sealant S0.03 1 Litre
The premium wet sealant for a hydrophobic surface (paint, glass and plastic) and velvety soft feel. Size: 1 Litre. Apply

£33.99
Holts

New
Holts Tyreweld Puncture Sealant 500ml, Emergency Tyre Repair Foam, Car Puncture Repair Kit Sealant To Get You Back On Th
TYRE REPAIR KIT IN A CAN: Tyreweld Emergency Puncture Repair is designed to temporarily seal a puncture and get you back

£9.19 £12.88
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New
WATERPROOF SILICONE SEALANTS ALL PURPOSE FILLER KITCHEN BATHROOM ANTIMOULD CAULK
Fillers and Sealants. Fillers & Sealants. Choose the right sealant for every job with this versatile range of Waterproof

£7.99
New
Rapide Expanding Foam Gap Sealant, Insulation, Bonding, Soundproofing, Paintable
Soundproofing Barrier: The foam also acts as asound-dampening sealant. This makes it great for studios or reducing echo

£6.09
New
Stick2 One Component Polyurethane Handheld Expanding Foam With Nozzle
Stick2 Handheld Expanding Foam is a one-component polyurethane foam designed for mounting and sealing applications. Our

£62.40
New
2 x Emergency Car Flat Tyre Fix Puncture Repair Foam Sealant Inflator Can SWCHM8
Tyre Puncture Repair: Sealant and inflater. No need to remove tyre. Unlike Many Other Temporary Sealants the Tyre can st

£11.49
New
Holts Tyreweld Puncture Sealant 2x500ml, Emergency Tyre Repair Foam-Car Puncture
Why Choose Holts Tyreweld?. Hassle-Free Application : Justshake, attach, and spray —let Tyreweld do the hard work while

£18.69
New
DEMSUN P90 Expanding Spray Foam – Gap Filler, Crack Sealant | 6 Packs
DEMSUN P90 Expanding Spray Foam. Model / MPN P90. Crack sealant applications. PU expanding foam designed forgap filling

£67.22
New
UniBond Sealant Cartridge, Smoother Tool, Grout Reviver, or Expanding Foam
UniBond RE-NEW silicone sealant is the easiest way to keep your sealants in perfect condition, it’s easy to apply and th

£9.49 £9.99
New
Tyreweld Puncture Sealant 500ml, Emergency Tyre Repair Foam, Car Puncture
With a specially designed formula, this all-in-one solution repairs and reinflates without damaging the tyre. EASY TO US

£13.70
New
MOTUL P3 TYRE REPAIR PUNCTURE FOAM RE-INFLATE SEALANT CAR MOTORCYCLE
MOTUL - P3 TYRE REPAIR 300ML. TBG The Bike Guys is a supplier of quality motorcycle and scooter spare parts specifically

£15.99

25 Foam Sealants deals are available from: Amazon, eBay stores, starting from £5.14.
The biggest discount we found is 10%% on Haltons Expanding Foam Filler 500ml | Ready To Use | No Tools Required | Waterproof Caulk Spray Sealant for Walls, Cracks, Gaps, Holes, Wood, Metal | Strong & Reliable Repair Indoor & Outdoor (1pk) at Amazon.
The lowest price we found is £5.14 while the highest is £67.22.
Prices for the best Foam Sealants deals average at £15.58.
Last updated on December 15, 2025.
We scanned these quality online stores and more to deliver you with the best offers online available for Foam Sealants.