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Water sealant

328 products
Hard surface moss killers
Interior and exterior wall sealer
Block paving sealer
Roof sealants
Porcelain Sealer - One-coat, easy application, stain & scratch resistant, 100% breathable - 2 x 1 Litre (1/5)Porcelain Sealer - One-coat, easy application, stain & scratch resistant, 100% breathable - 2 x 1 Litre (2/5)Porcelain Sealer - One-coat, easy application, stain & scratch resistant, 100% breathable - 2 x 1 Litre (3/5)Porcelain Sealer - One-coat, easy application, stain & scratch resistant, 100% breathable - 2 x 1 Litre (4/5)Porcelain Sealer - One-coat, easy application, stain & scratch resistant, 100% breathable - 2 x 1 Litre (5/5)
5 options

Porcelain Sealer - One-coat, easy application, stain & scratch resistant, 100% breathable - 2 x 1 Litre

Free shipping
Ronseal Thompson's One Coat Water Seal 1 Litre (1/5)Ronseal Thompson's One Coat Water Seal 1 Litre (2/5)Ronseal Thompson's One Coat Water Seal 1 Litre (3/5)Ronseal Thompson's One Coat Water Seal 1 Litre (4/5)Ronseal Thompson's One Coat Water Seal 1 Litre (5/5)
RONSEAL
8 options
#1 in sales

Ronseal Thompson's One Coat Water Seal 1 Litre

2
Free shipping
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
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
Black Limestone Sealer - 1 Litre (1/5)Black Limestone Sealer - 1 Litre (2/5)Black Limestone Sealer - 1 Litre (3/5)Black Limestone Sealer - 1 Litre (4/5)Black Limestone Sealer - 1 Litre (5/5)
6 options

Black Limestone Sealer - 1 Litre

13
Free shipping
Brick Sealer / Masonry Sealer - Solvent free - 100ml Sample (1/5)Brick Sealer / Masonry Sealer - Solvent free - 100ml Sample (2/5)Brick Sealer / Masonry Sealer - Solvent free - 100ml Sample (3/5)Brick Sealer / Masonry Sealer - Solvent free - 100ml Sample (4/5)Brick Sealer / Masonry Sealer - Solvent free - 100ml Sample (5/5)
6 options

Brick Sealer / Masonry Sealer - Solvent free - 100ml Sample

Free shipping
Ronseal 3 In 1 Mould Killer Trigger Spray 500mlRONSEAL
2 options

Ronseal 3 In 1 Mould Killer Trigger Spray 500ml

1
Free shipping
Green Clear - Pro - 2x5L (1/5)Green Clear - Pro - 2x5L (2/5)Green Clear - Pro - 2x5L (3/5)Green Clear - Pro - 2x5L (4/5)Green Clear - Pro - 2x5L (5/5)
4 options

Green Clear - Pro - 2x5L

2
Free shipping
Everbuild Sika Black Jack® 908 D.P.M. 5 litre (1/5)Everbuild Sika Black Jack® 908 D.P.M. 5 litre (2/5)Everbuild Sika Black Jack® 908 D.P.M. 5 litre (3/5)Everbuild Sika Black Jack® 908 D.P.M. 5 litre (4/5)Everbuild Sika Black Jack® 908 D.P.M. 5 litre (5/5)
EVERBUILD

Everbuild Sika Black Jack® 908 D.P.M. 5 litre

3
Free shipping
Everbuild RBTRADD5 Resiblock All Purpose Paving Sealer 5 litre (Trade) EVBRBT5L (1/2)Everbuild RBTRADD5 Resiblock All Purpose Paving Sealer 5 litre (Trade) EVBRBT5L (2/2)
EVERBUILD

Everbuild RBTRADD5 Resiblock All Purpose Paving Sealer 5 litre (Trade) EVBRBT5L

-27%
£81.79Lowest price 30d
Free shipping
Everbuild CHD5L 403 Concrete Hardener & Dustproofer 5 litre EVBCHD5L (1/5)Everbuild CHD5L 403 Concrete Hardener & Dustproofer 5 litre EVBCHD5L (2/5)Everbuild CHD5L 403 Concrete Hardener & Dustproofer 5 litre EVBCHD5L (3/5)Everbuild CHD5L 403 Concrete Hardener & Dustproofer 5 litre EVBCHD5L (4/5)Everbuild CHD5L 403 Concrete Hardener & Dustproofer 5 litre EVBCHD5L (5/5)
EVERBUILD

Everbuild CHD5L 403 Concrete Hardener & Dustproofer 5 litre EVBCHD5L

4
-4%
£16.95Lowest price 30d
Free shipping
409 Block Guard 5 litreEVERBUILD

409 Block Guard 5 litre

Everbuild Patio Wizard Concentrate 1 Litre (1/3)Everbuild Patio Wizard Concentrate 1 Litre (2/3)Everbuild Patio Wizard Concentrate 1 Litre (3/3)
EVERBUILD

Everbuild Patio Wizard Concentrate 1 Litre

Free shipping
Ronseal Thompson's Water Seal 1 Litre (1/5)Ronseal Thompson's Water Seal 1 Litre (2/5)Ronseal Thompson's Water Seal 1 Litre (3/5)Ronseal Thompson's Water Seal 1 Litre (4/5)Ronseal Thompson's Water Seal 1 Litre (5/5)
RONSEAL
3 options

Ronseal Thompson's Water Seal 1 Litre

1
Free shipping
2 x 5L Moss Remover Fast Acting With Long Hose TriggerSTORM TRADING GROUP
3 options

2 x 5L Moss Remover Fast Acting With Long Hose Trigger

1
Free shipping
Solvent-Free Block Paving Sealer / Weed Inhibitor - 5 Litre (1/4)Solvent-Free Block Paving Sealer / Weed Inhibitor - 5 Litre (2/4)Solvent-Free Block Paving Sealer / Weed Inhibitor - 5 Litre (3/4)Solvent-Free Block Paving Sealer / Weed Inhibitor - 5 Litre (4/4)
5 options
#1 in sales

Solvent-Free Block Paving Sealer / Weed Inhibitor - 5 Litre

2
Free shipping
Deck Cleaner - 5 Litres (1/5)Deck Cleaner - 5 Litres (2/5)Deck Cleaner - 5 Litres (3/5)Deck Cleaner - 5 Litres (4/5)Deck Cleaner - 5 Litres (5/5)
4 options

Deck Cleaner - 5 Litres

1
Free shipping
Xtreme Roof Cleaner - 25 Litres (1/5)Xtreme Roof Cleaner - 25 Litres (2/5)Xtreme Roof Cleaner - 25 Litres (3/5)Xtreme Roof Cleaner - 25 Litres (4/5)Xtreme Roof Cleaner - 25 Litres (5/5)
4 options

Xtreme Roof Cleaner - 25 Litres

Free shipping
Premium Concrete Sealer - (Internal & External) - 1 Litre (1/5)Premium Concrete Sealer - (Internal & External) - 1 Litre (2/5)Premium Concrete Sealer - (Internal & External) - 1 Litre (3/5)Premium Concrete Sealer - (Internal & External) - 1 Litre (4/5)Premium Concrete Sealer - (Internal & External) - 1 Litre (5/5)
6 options

Premium Concrete Sealer - (Internal & External) - 1 Litre

Free shipping
Stormdry Liquid Rubber Leak Sealer 500ml Black for Roof & Gutter (1/3)Stormdry Liquid Rubber Leak Sealer 500ml Black for Roof & Gutter (2/3)Stormdry Liquid Rubber Leak Sealer 500ml Black for Roof & Gutter (3/3)
STORMDRY

Stormdry Liquid Rubber Leak Sealer 500ml Black for Roof & Gutter

(£37.98/l)
Free shipping
Raincheck Universal Waterseal and Sprayer 2 x 5L - Brick Sealer (1/2)Raincheck Universal Waterseal and Sprayer 2 x 5L - Brick Sealer (2/2)
2 options

Raincheck Universal Waterseal and Sprayer 2 x 5L - Brick Sealer

(£13.20/l)
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
Dryrod Damp Proofing Rods 50 Pack - with 6m Coverage (1/2)Dryrod Damp Proofing Rods 50 Pack - with 6m Coverage (2/2)
3 options

Dryrod Damp Proofing Rods 50 Pack - with 6m Coverage

Free shipping
Crikey Mikey Professional Outdoor Treatment 5L Top Up (1/5)Crikey Mikey Professional Outdoor Treatment 5L Top Up (2/5)Crikey Mikey Professional Outdoor Treatment 5L Top Up (3/5)Crikey Mikey Professional Outdoor Treatment 5L Top Up (4/5)Crikey Mikey Professional Outdoor Treatment 5L Top Up (5/5)
CRIKEY MIKEY

Crikey Mikey Professional Outdoor Treatment 5L Top Up

28
Free shipping
Sandstone/Natural Stone Sealer - Dry Finish - 1 Litre (1/3)Sandstone/Natural Stone Sealer - Dry Finish - 1 Litre (2/3)Sandstone/Natural Stone Sealer - Dry Finish - 1 Litre (3/3)
6 options

Sandstone/Natural Stone Sealer - Dry Finish - 1 Litre

Free shipping
Sandstone/Natural Stone Sealer - Wet Look - 5 Litre (1/2)Sandstone/Natural Stone Sealer - Wet Look - 5 Litre (2/2)
6 options

Sandstone/Natural Stone Sealer - Wet Look - 5 Litre

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
Grout Magic - LIGHT BROWN - 20 ml SAMPLE (1/5)Grout Magic - LIGHT BROWN - 20 ml SAMPLE (2/5)Grout Magic - LIGHT BROWN - 20 ml SAMPLE (3/5)Grout Magic - LIGHT BROWN - 20 ml SAMPLE (4/5)Grout Magic - LIGHT BROWN - 20 ml SAMPLE (5/5)
20 options

Grout Magic - LIGHT BROWN - 20 ml SAMPLE

1
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
Sandtex Trade Fungicidal Wash - Clear - 5L

Sandtex Trade Fungicidal Wash - Clear - 5L

£39.28
Grout Sealer - 500ml (1/3)Grout Sealer - 500ml (2/3)Grout Sealer - 500ml (3/3)

Grout Sealer - 500ml

Free shipping
Concrete Sealer - External - 5 Litres

Concrete Sealer - External - 5 Litres

Free shipping
Soluguard Multi-Surface Biocide 5L - Mould, Algae & Fungi Remover (1/2)Soluguard Multi-Surface Biocide 5L - Mould, Algae & Fungi Remover (2/2)
4 options

Soluguard Multi-Surface Biocide 5L - Mould, Algae & Fungi Remover

(£5.00/l)
Free shipping
Masonry Cream - 1 Litre (1/5)Masonry Cream - 1 Litre (2/5)Masonry Cream - 1 Litre (3/5)Masonry Cream - 1 Litre (4/5)Masonry Cream - 1 Litre (5/5)
6 options

Masonry Cream - 1 Litre

Free shipping
Roxil Patio Sealer Cream 3L - Block Paving and Patio Seal
2 options

Roxil Patio Sealer Cream 3L - Block Paving and Patio Seal

(£12.33/l)
Free shipping
Stormdry XR Mortar 310ml x 2- Ready Mixed Cement (1/3)Stormdry XR Mortar 310ml x 2- Ready Mixed Cement (2/3)Stormdry XR Mortar 310ml x 2- Ready Mixed Cement (3/3)
STORMDRY
3 options

Stormdry XR Mortar 310ml x 2- Ready Mixed Cement

(£26.87/l)
Free shipping
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Water filters for taps
Water filter system
Water pistol
Inline water filter
Water distiller
Water urn
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Silicone remover
Adhesive sealant tape
Ronseal anti mould paint clear 750ml
Water hyacinth
Water based grey undercoat
Clear wood preserver
Bag sealer
Clear fence paint
Garden water butts
Hqc tarmac paint
Electric water heaters tankless
Water inlet
Water butt covers
Dog water dispenser
Garden water column
Water butt kit
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Access panels
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Concrete and mortar
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Door insulation
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Safety net and barrier
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De-icing salt
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The DIY, home and garden specialist

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Reliable delivery

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More than 7 million individual and professional customers

More than 7 million individual and professional customers