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Interior and exterior wall sealer

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Choose a high-quality sealant, ensuring optimal protection against water infiltration and damage caused by moisture.
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Polycell Damp Seal Paint - 500ml Waterproof Sealant for Damp and Moisture Protection (1/5)Polycell Damp Seal Paint - 500ml Waterproof Sealant for Damp and Moisture Protection (2/5)Polycell Damp Seal Paint - 500ml Waterproof Sealant for Damp and Moisture Protection (3/5)Polycell Damp Seal Paint - 500ml Waterproof Sealant for Damp and Moisture Protection (4/5)Polycell Damp Seal Paint - 500ml Waterproof Sealant for Damp and Moisture Protection (5/5)
POLYCELL
4 options
#1 in sales

Polycell Damp Seal Paint - 500ml Waterproof Sealant for Damp and Moisture Protection

4
Free shipping
Rustins One Coat Damp Seal 250Ml - Fast Drying Paint (1/2)Rustins One Coat Damp Seal 250Ml - Fast Drying Paint (2/2)
RUSTINS
3 options

Rustins One Coat Damp Seal 250Ml - Fast Drying Paint

1
Free shipping
Stormdry Masonry Protection Cream (3L) - Exterior Brick Sealer (1/3)Stormdry Masonry Protection Cream (3L) - Exterior Brick Sealer (2/3)Stormdry Masonry Protection Cream (3L) - Exterior Brick Sealer (3/3)
STORMDRY
4 options

Stormdry Masonry Protection Cream (3L) - Exterior Brick Sealer

(£30.00/l)
Free shipping
Dryrod Damp Proofing Rods DPC Kit for 24 Linear Metres (9in Wall) (1/2)Dryrod Damp Proofing Rods DPC Kit for 24 Linear Metres (9in Wall) (2/2)
4 options

Dryrod Damp Proofing Rods DPC Kit for 24 Linear Metres (9in Wall)

Free shipping
Ronseal One Coat Damp Seal White 250Ml (1/4)Ronseal One Coat Damp Seal White 250Ml (2/4)Ronseal One Coat Damp Seal White 250Ml (3/4)Ronseal One Coat Damp Seal White 250Ml (4/4)
RONSEAL
3 options

Ronseal One Coat Damp Seal White 250Ml

3
Free shipping
Dryzone DPC Injection Cream 310ml x 5 - Rising Damp Treatment (1/2)Dryzone DPC Injection Cream 310ml x 5 - Rising Damp Treatment (2/2)
4 options

Dryzone DPC Injection Cream 310ml x 5 - Rising Damp Treatment

(£56.45/l)
Free shipping
Brick Sealer / Masonry Sealer - Solvent free - 1 Litre (1/5)Brick Sealer / Masonry Sealer - Solvent free - 1 Litre (2/5)Brick Sealer / Masonry Sealer - Solvent free - 1 Litre (3/5)Brick Sealer / Masonry Sealer - Solvent free - 1 Litre (4/5)Brick Sealer / Masonry Sealer - Solvent free - 1 Litre (5/5)
6 options

Brick Sealer / Masonry Sealer - Solvent free - 1 Litre

Free shipping
Stormdry Max 3L Enhanced Waterproofing Barrier (1/2)Stormdry Max 3L Enhanced Waterproofing Barrier (2/2)
STORMDRY
2 options

Stormdry Max 3L Enhanced Waterproofing Barrier

(£37.66/l)
Free shipping
Dryzone DPC Injection Cream 310ml - Rising Damp Treatment (1/2)Dryzone DPC Injection Cream 310ml - Rising Damp Treatment (2/2)
3 options

Dryzone DPC Injection Cream 310ml - Rising Damp Treatment

(£62.90/l)
Free shipping
Dryzone Damp Proof & Damp Seal Paint White 500ml
2 options

Dryzone Damp Proof & Damp Seal Paint White 500ml

(£33.98/l)
Free shipping
Stormdry XR Mortar 310ml x 3 - Ready Mixed Cement (1/3)Stormdry XR Mortar 310ml x 3 - Ready Mixed Cement (2/3)Stormdry XR Mortar 310ml x 3 - Ready Mixed Cement (3/3)
STORMDRY
3 options

Stormdry XR Mortar 310ml x 3 - Ready Mixed Cement

(£30.63/l)
Free shipping
Dryzone Anti-Mould Silicone Sealant Ivory 310ml x 3 Pack (1/3)Dryzone Anti-Mould Silicone Sealant Ivory 310ml x 3 Pack (2/3)Dryzone Anti-Mould Silicone Sealant Ivory 310ml x 3 Pack (3/3)
3 options

Dryzone Anti-Mould Silicone Sealant Ivory 310ml x 3 Pack

(£26.87/l)
Free shipping
Drybase TS-Plus Polymer Enhanced Tanking Kit 12kg (1/3)Drybase TS-Plus Polymer Enhanced Tanking Kit 12kg (2/3)Drybase TS-Plus Polymer Enhanced Tanking Kit 12kg (3/3)

Drybase TS-Plus Polymer Enhanced Tanking Kit 12kg

Free shipping
Drybase Waterproof Plug 3kg Grey - Rapid Leak Stop (1/3)Drybase Waterproof Plug 3kg Grey - Rapid Leak Stop (2/3)Drybase Waterproof Plug 3kg Grey - Rapid Leak Stop (3/3)
3 options

Drybase Waterproof Plug 3kg Grey - Rapid Leak Stop

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Stormdry Masonry Protection Cream 3 Litres and Soluguard Biocide (1/2)Stormdry Masonry Protection Cream 3 Litres and Soluguard Biocide (2/2)
STORMDRY

Stormdry Masonry Protection Cream 3 Litres and Soluguard Biocide

(£36.66/l)
Free shipping
Stormdry Cream 3 Litres and Stormdry Repointing Additive I (1/3)Stormdry Cream 3 Litres and Stormdry Repointing Additive I (2/3)Stormdry Cream 3 Litres and Stormdry Repointing Additive I (3/3)
STORMDRY

Stormdry Cream 3 Litres and Stormdry Repointing Additive I

(£39.83/l)
Free shipping
Stormdry Cream 3 Litres and Stormdry Repointing Additive II (1/3)Stormdry Cream 3 Litres and Stormdry Repointing Additive II (2/3)Stormdry Cream 3 Litres and Stormdry Repointing Additive II (3/3)
STORMDRY

Stormdry Cream 3 Litres and Stormdry Repointing Additive II

(£40.83/l)
Free shipping
Stormdry Masonry Cream 5 Litres and Soluguard Biocide (1/2)Stormdry Masonry Cream 5 Litres and Soluguard Biocide (2/2)
STORMDRY

Stormdry Masonry Cream 5 Litres and Soluguard Biocide

(£29.00/l)
Free shipping
Ronseal Quick Dry Damp Seal Aerosol White 400ml (1/3)Ronseal Quick Dry Damp Seal Aerosol White 400ml (2/3)Ronseal Quick Dry Damp Seal Aerosol White 400ml (3/3)
RONSEAL

Ronseal Quick Dry Damp Seal Aerosol White 400ml

Free shipping
Stormdry Masonry Cream 20 Litres and Soluguard Biocide (1/2)Stormdry Masonry Cream 20 Litres and Soluguard Biocide (2/2)
STORMDRY

Stormdry Masonry Cream 20 Litres and Soluguard Biocide

(£22.60/l)
Free shipping
Stormdry Cream 20 Litres and Stormdry Repointing Additive I (1/3)Stormdry Cream 20 Litres and Stormdry Repointing Additive I (2/3)Stormdry Cream 20 Litres and Stormdry Repointing Additive I (3/3)
STORMDRY

Stormdry Cream 20 Litres and Stormdry Repointing Additive I

(£25.00/l)
Free shipping
Masonry Cream - 4 x 5 Litres (1/5)Masonry Cream - 4 x 5 Litres (2/5)Masonry Cream - 4 x 5 Litres (3/5)Masonry Cream - 4 x 5 Litres (4/5)Masonry Cream - 4 x 5 Litres (5/5)

Masonry Cream - 4 x 5 Litres

-84%
£2,109.95Lowest price 30d
Free shipping
The DIY, home and garden specialist

The DIY, home and garden specialist

Reliable delivery

Reliable delivery

Flexible payment options

Flexible payment options

More than 7 million individual and professional customers

More than 7 million individual and professional customers