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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.

25-48 of 56 items
Dowsil C50 HM Silicone Sealant – CTN 12 x 310ml
DowsilDowsil C50 HM Silicone Sealant – CTN 12 x 310ml
£36.00
Inc VAT
£30.00
Ex VAT
Dowsil 786 Silicone Sealant – CTN 12 x 310ml
DowsilDowsil 786 Silicone Sealant – CTN 12 x 310ml
£94.32
Inc VAT
£78.60
Ex VAT
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
Dowsil 791 Weatherproofing Silicone – 600ml CTN & Singles
DowsilDowsil 791 Weatherproofing Silicone – 600ml CTN & Singles
From £13.80
Inc VAT
From £11.50
Ex VAT
Dowsil Firestop 700 - CTN 12 x 380ml
DowsilDowsil Firestop 700 - CTN 12 x 380ml
£115.20
Inc VAT
£96.00
Ex VAT
Soudaflex 40FC – 310ml & 600ml
SoudalSoudaflex 40FC – 310ml & 600ml
From £50.40
Inc VAT
From £42.00
Ex VAT
Fosroc Colpor 200PF Black - 5L
FosrocFosroc Colpor 200PF Black - 5L
£81.36
Inc VAT
£67.80
Ex VAT
Fosroc Flamex Two - 2.5L Tins
FosrocFosroc Flamex Two - 2.5L Tins
£106.32
Inc VAT
£88.60
Ex VAT
Fosroc Nitoseal MS60 Grey – 600ml single & CTN 10
FosrocFosroc Nitoseal MS60 Grey – 600ml single & CTN 10
From £9.18
Inc VAT
From £7.65
Ex VAT
Fosroc Nitoseal PU800
FosrocFosroc Nitoseal PU800
£82.08
Inc VAT
£68.40
Ex VAT
Fosroc Primer 7E - 1L
FosrocFosroc Primer 7E - 1L
£33.96
Inc VAT
£28.30
Ex VAT
Fosroc Thioflex 555 Hand Grade (Grey) - 5L
FosrocFosroc Thioflex 555 Hand Grade (Grey) - 5L
£135.96
Inc VAT
£113.30
Ex VAT
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
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
Kesflex Polyurethane Joint Sealant - 5KG
KestralKesflex Polyurethane Joint Sealant - 5KG
£61.02
Inc VAT
£50.85
Ex VAT
Fosroc Nitoseal MS600 Grey – 600ml single & CTN 10
FosrocFosroc Nitoseal MS600 Grey – 600ml single & CTN 10
From £15.06
Inc VAT
From £12.55
Ex VAT
Fosroc Primer 7 – 500ml & 5L
FosrocFosroc Primer 7 – 500ml & 5L
From £37.32
Inc VAT
From £31.10
Ex VAT
Arbokol AG2 Porous Primer - 500ml
Adshead RatcliffeArbokol AG2 Porous Primer - 500ml
£25.86
Inc VAT
£21.55
Ex VAT
C-TEC CT1 Sealant – 290ml Clear
C-TecC-TEC CT1 Sealant – 290ml Clear
From £48.48
Inc VAT
From £40.40
Ex VAT
C-TEC CT1 Sealant – 290ml Black
C-TecC-TEC CT1 Sealant – 290ml Black
From £48.48
Inc VAT
From £40.40
Ex VAT
C-TEC CT1 Sealant – 290ml White
C-TecC-TEC CT1 Sealant – 290ml White
From £48.48
Inc VAT
From £40.40
Ex VAT
C-TEC CT1 Sealant – 290ml Grey
C-TecC-TEC CT1 Sealant – 290ml Grey
From £48.48
Inc VAT
From £40.40
Ex VAT
Arbothane 1245 – 600ml Single & CTN x 20
Adshead RatcliffeArbothane 1245 – 600ml Single & CTN x 20
From £7.38
Inc VAT
From £6.15
Ex VAT
Fosroc Primer 20 – 500ml & 5L
FosrocFosroc Primer 20 – 500ml & 5L
From £33.00
Inc VAT
From £27.50
Ex VAT