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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.

49-60 of 60 items
In Stock
C-TEC CT1 Sealant – 290ml Grey
C-TecC-TEC CT1 Sealant – 290ml Grey
From £48.48
Inc VAT
From £40.40
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
Denso Paste - 2.5KG
DensoDenso Paste - 2.5KG
£38.10
Inc VAT
£31.75
Ex VAT
In Stock
Dowsil 791 Weatherproofing Silicone – 310ml / 600ml CTN & Singles
DowsilDowsil 791 Weatherproofing Silicone – 310ml / 600ml CTN & Singles
From £13.80
Inc VAT
From £11.50
Ex VAT
In Stock
Dowsil C60 Low Modulus Silicone – CTN 20 x 380ml
DowsilDowsil C60 Low Modulus Silicone – CTN 20 x 380ml
£84.00
Inc VAT
£70.00
Ex VAT
In Stock
Dowsil 785 Sanitary Silicone – CTN 12 x 310ml
DowsilDowsil 785 Sanitary Silicone – CTN 12 x 310ml
£86.40
Inc VAT
£72.00
Ex VAT
In Stock
Dowsil 786 Silicone Sealant – CTN 12 x 310ml
DowsilDowsil 786 Silicone Sealant – CTN 12 x 310ml
£94.32
Inc VAT
£78.60
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
Dowsil C50 HM Silicone Sealant – CTN 12 x 310ml
DowsilDowsil C50 HM Silicone Sealant – CTN 12 x 310ml
£40.80
Inc VAT
£34.00
Ex VAT
In Stock
Fischer FIP CO-Axial Applicator Gun (42741)
FischerFischer FIP CO-Axial Applicator Gun (42741)
£32.10
Inc VAT
£26.75
Ex VAT
Out of Stock
Geocel 945 MS High Modulus – CTN 10 x 600ml
GeocelGeocel 945 MS High Modulus – CTN 10 x 600ml
£92.40
Inc VAT
£77.00
Ex VAT
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