Skip to content
Confidence builder icon

Next day delivery

Confidence builder icon

Largest building products ranges in the uk

Confidence builder icon

Trusted technical advice

Confidence builder icon

Need help? Browse our FAQ

Joint Sealants

Explore the variety of joint sealants that we offer, whether you're looking for isocyanate sealant, polyurethane sealants, silicone sealants, rust inhibitors or anything else, we have the right products to suit your needs. With everything from primers to profiling, check out our full product range below to find out more.

Joint sealants for construction projects

Joint sealants play an important role in addressing an array of needs in construction. From creating watertight barriers to preventing corrosion and accommodating movement, our diverse selection means you can find the right sealant for any application and project.

Popular joint sealant products

Some of our most popular joint sealants and related products include Fosroc Flamex Two, Fosroc Colpor 200PF Black, Dowsil 895 and more.

49-64 of 64 items
Out of Stock
Geocel 201 One Part Polymer Sealant – CTN 12 x 380ml
GeocelGeocel 201 One Part Polymer Sealant – CTN 12 x 380ml
£74.40
Inc VAT
£62.00
Ex VAT
Out of Stock
Geocel 945 MS High Modulus – 290ml *SIZE DISCONTINUED*
GeocelGeocel 945 MS High Modulus – 290ml *SIZE DISCONTINUED*
£69.84
Inc VAT
£58.20
Ex VAT
In Stock
Dowsil 791 Weatherproofing Silicone – 600ml CTN & Singles
DowsilDowsil 791 Weatherproofing Silicone – 600ml CTN & Singles
From £13.80
Inc VAT
From £11.50
Ex VAT
In Stock
Arbothane 1245 – 600ml Single & CTN x 20
Adshead RatcliffeArbothane 1245 – 600ml Single & CTN x 20
From £7.02
Inc VAT
From £5.85
Ex VAT
In Stock
Fosroc Thioflex 555 Hand Grade (Grey) - 5L
FosrocFosroc Thioflex 555 Hand Grade (Grey) - 5L
£135.96
Inc VAT
£113.30
Ex VAT
In Stock
Fosroc Primer 7E - 1L
FosrocFosroc Primer 7E - 1L
£33.96
Inc VAT
£28.30
Ex VAT
In Stock
Fosroc Colpor 200PF Black - 5L
FosrocFosroc Colpor 200PF Black - 5L
£81.36
Inc VAT
£67.80
Ex VAT
In Stock
Dowsil 895 Structural Glazing Sealant 310ml – Single & CTN
DowsilDowsil 895 Structural Glazing Sealant 310ml – Single & CTN
From £20.70
Inc VAT
From £17.25
Ex VAT
In Stock
Densoseal 16A - CTN 8 x 1KG
DensoDensoseal 16A - CTN 8 x 1KG
£166.80
Inc VAT
£139.00
Ex VAT
In Stock
Dowsil 791 Weatherproofing Silicone – CTN 12 x 310ml
DowsilDowsil 791 Weatherproofing Silicone – CTN 12 x 310ml
From £97.20
Inc VAT
From £81.00
Ex VAT
In Stock
Sikaflex Pro 3 Purform – CTN 20 x 600ml & Single
SikaSikaflex Pro 3 Purform – CTN 20 x 600ml & Single
From £9.18
Inc VAT
From £7.65
Ex VAT
In Stock
Sikaflex 11FC Purform - 600ml & 300ml
SikaSikaflex 11FC Purform - 600ml & 300ml
From £12.18
Inc VAT
From £10.15
Ex VAT
In Stock
Sikaflex 403 Tank & Silo - 600ml
SikaSikaflex 403 Tank & Silo - 600ml
£10.98
Inc VAT
£9.15
Ex VAT
In Stock
Soudal Fix all Crystal - 12 x 290ml CTN
SoudalSoudal Fix all Crystal - 12 x 290ml CTN
£79.20
Inc VAT
£66.00
Ex VAT
Out of Stock
Soudal Fix All High Tack – 12 x 290ml CTN
SoudalSoudal Fix All High Tack – 12 x 290ml CTN
£82.38
Inc VAT
£68.65
Ex VAT
In Stock
Soudaflex 40FC – 310ml & 600ml
SoudalSoudaflex 40FC – 310ml & 600ml
From £46.08
Inc VAT
From £38.40
Ex VAT