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Sealants

Thompsons Patio And Block Paving Seal - Wet Look Finish - 5L

Thompsons Patio And Block Paving Seal - Wet Look Finish - 5L

£29

£5.80 per L

Thompsons Patio And Block Paving Seal - Satin - 5L

£28

£5.60 per L

D Seal Foam Seal N Save White 5m

£4

Thompsons 10 Year Roof Seal - Grey - 2.5L

£23

£9.20 per L

Thompsons White One Coat Damp Seal - 250ml

£9.95

£39.80 per L

Thompsons White One Coat Damp Seal - 750ml

£16.95

£22.60 per L

Thompsons Clear One Coat Patio and Block Paving Seal - 5L

£32

£6.40 per L

IKO Emergency Roof Repair Compound - 2.5kg

£15

IKO Roof and Gutter Repair Mastic - 310ml

£5

D Seal Foam Seal N Save Brown 5m

£4

Thompsons Black Quick Drying Drive Seal - 5L

£18.95

£3.79 per L

Thompsons Damp Seal - 750ml

£14.95

£19.93 per L

Thompsons Clear One Coat Water Seal Ultra - 5L

£29

£5.80 per L

Thompsons Clear Water Seal - 1L

£11.95

£11.95 per L

Thompsons Clear One Coat Water Seal Ultra - 1L

£14.95

£14.95 per L

Thompsons Damp Seal - 250ml

£8.95

£35.80 per L

Thompsons Clear Water Seal - 5L

£25

£5.00 per L

Thompsons Black One Coat Roof Seal - 5L

£47.50

£9.50 per L

Plug every hole in the house, and keep creeping moisture from making its way into any cracks and crevices with a damp proof sealant. Inside the home or outside, you can take control of moisture with our range of products.

If you’ve seen a few spots of damp in your home, don’t despair. We’ve got sealant for damp walls that will help you put an end to those unwanted patches. Paint over damp surfaces in your home with it, and create a breathable membrane that will stop the reoccurrence of damp in that area.

Protect your exterior from the elements too, with waterproof sealant that provides an invisible, yet highly protective layer to prevent damp forming in your walls. Explore the full range of damp proofing sealants for walls online or in-store today.