Top 10 Outdoor Silicone Sealant UK – Sealers

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1. Everbuild

Translucent, Everbuild 450TR-EB Everflex 450 Premium+ Builders Silicone Sealant, 300 ml

Everbuild - Brand: Everbuild. Ideal for perimeter pointing internally and externally around PVCu/wood and all other window frames, sealing and as an adhesive onto PVCu, plastic trims and components.

Formulated as a high viscosity grade to give Ideal tooling properties. Silicone 450 Builders Silicone. Suitable expansion joint sealant or weather sealing and ideal for pre-formed panels, general glazing sealing, including repair work over existing sealant, glass to glass and glass to aluminium sealing. Cures quickly to provide a permanently flexible, high strength waterproof seal. Size: 300 ml. Available in brown, translucent, Buff, White, black, Oak and Grey.
BrandEverbuild
ManufacturerSika Everbuild
Height4.4 cm (1.73 Inches)
Length23.1 cm (9.09 Inches)
Weight0.34 kg (0.75 Pounds)
Width6.5 cm (2.56 Inches)
Part NumberEVB450CL
Model450TR-EB

2. Gorilla

4 Pack, Pack of 4, Gorilla 8090001-4 100% Silicone Sealant, 2.8 oz, Clear

Gorilla - Best for sealing gaps or cracks between two surfaces; Works on window, bath, door, gutters, auto, kitchen, marine and more. Incredibly versatile 100% silicone sealant that dries translucent clear. Won't yellow, shrink or crack. Mold and Mildew resistant. Indoor/outdoor; 100% Waterproof.
BrandGorilla
ManufacturerGorilla Glue
Height19.38 cm (7.63 Inches)
Length3.58 cm (1.41 Inches)
Weight0.1 kg (0.23 Pounds)
Width9.53 cm (3.75 Inches)
Part Number8090001
Model8090001

3. Unibond

Long-Lasting Butyl Sealant for Roofing Applications, Waterproof Sealant for Outdoor Use, UniBond 2079110 Roof & Gutter Sealant, Black, 1x504g Cartridge, Flexible & Durable Roof Sealant

Unibond - Ensures durability – the practical black sealant is highly flexible and durable, ensuring long-lasting and effective results for most common roofing materials. *. Package contents – unibond roof & gutters, black, resistant to water, rubber sealant for roofs & durable, ageing, flexible & Gutter Sealant, uv and weather, coverage of approx.

Wide coverage – the sealant cartridge ensures a wide coverage of approximately 11m using a 6mm bead, making it ideal for larger or more challenging jobs. Specially formulated – the ready-to-use flexible sealant is specially designed to fill connections and joints in guttering, downpipes and other roofing applications. All weather sealant – the durable uniBond sealant is waterproof, UV- and weather-resistant, making it effective for outdoor use on guttering, roofs and tiles.11m, 1x504g Cartridge.
BrandUnibond
ManufacturerHenkel Ltd
Height23 cm (9.06 Inches)
Length5 cm (1.97 Inches)
Weight0.5 kg (1.11 Pounds)
Width5 cm (1.97 Inches)
Part Number2079110
Model2079110
WarrantyNo guarantee.

4. Unibond

Durable Weatherproof Door and Window Sealant, White Outdoor Sealant, UniBond Outdoor Window and Door Frame Sealant, Cartridge

Unibond - Package contents – unibond outdoor window and Door Frame Sealant, flexible and long-lasting waterproof sealant, white, weather-resistant silicone sealant, Cartridge. Multi materials – this durable adhesive sealant can be used on various materials such as wood, uPVC, polycarbonate, and metal - suitable for most window and door frames.

25-year guarantee – as long as you follow the instructions for use, this exterior sealant is covered by a quarter-century guarantee - we're confident in its durability. Permanently flexible – our uniBond waterproof sealant provides a durable flexible perimeter seal for exterior window and door frames, protecting you from the elements. Flexible and waterproof – as well as providing strong and flexible sealing, this window frame sealant is also waterproof, so it can stand up to harsh weather conditions.
BrandUnibond
ManufacturerHenkel Ltd
Height23 cm (9.06 Inches)
Length5 cm (1.97 Inches)
Weight0.46 kg (1.01 Pounds)
Width5 cm (1.97 Inches)
Part Number2078170
Model2078170
Warranty25-year warranty.

5. Unibond

UniBond Outdoor Fill&Repair Sealant, Joint Filler, Durable Weatherproof Sealant for Exteriors, 1x291g Cartridge, Transparent Polymer Outdoor Sealant

Unibond - High-performance – get outside and seal those gaps even in the harshest conditions. All weather – this high-quality adhesive formula has the strength of a glue and is designed to resist rain, cold, heat & sun for years.

The unique technology of uniBond Outdoor Fill&Repair allows it to be applied to wet surfaces & in cold temperatures. Easy to apply – the unique technology makes this exterior sealant easy to apply and smooth, easy on the nose, and easy to enjoy for years to come. Keep harsh weather outside by applying sealant to joints, cracks and frames, facades, so you can enjoy and relax inside.

Sealing made easy – sealing the weather out of your home is easy. Package contents – unibond outdoor fill&repair Sealant, transparent, works on wet surfaces & in cold conditions, weather-resistant window frame sealant, 1x291g Cartridge. Seal your home to the elements and don´t let the weather get in.
BrandUnibond
ManufacturerHenkel
Height23 cm (9.06 Inches)
Length5 cm (1.97 Inches)
Weight0.29 kg (0.64 Pounds)
Width5 cm (1.97 Inches)
Part Number2646366
Model2646366

6. Gorilla

Gorilla All Conditions Sealant Silicone Clear 295ml

Gorilla - Multi surface - for use on porcelain, Wood, Metal, Granite, Vinyl, Stone, Ceramic, laminate, Stainless Steel, Glass. Durable formula - Won't yellow, shrink or crack over time. Repels mould & mildew - Long lasting performance. Fast set - can be exposed to water after just 30 minutes.
BrandGorilla
ManufacturerGorilla
Height21.5 cm (8.46 Inches)
Length5 cm (1.97 Inches)
Width5 cm (1.97 Inches)
Part Number1144110
Model1144110

7. Unibond

Joint Filler, UniBond Outdoor Fill&Repair Sealant, Durable Weatherproof Sealant for Exteriors, White Polymer Outdoor Sealant, 1x398g Cartridge

Unibond - Package contents – unibond outdoor fill&repair Sealant, white, weather-resistant window frame sealant, works on wet surfaces & in cold conditions, 1x398 g Cartridge. Easy to apply – the unique technology makes this exterior sealant easy to apply and smooth, easy on the nose, and easy to enjoy for years to come.

Keep harsh weather outside by applying sealant to joints, cracks and frames, facades, so you can enjoy and relax inside. Seal your home to the elements and don´t let the weather get in. All weather – this high-quality adhesive formula has the strength of a glue and is designed to resist rain, cold, heat & sun for years.

Sealing made easy – sealing the weather out of your home is easy. High-performance – get outside and seal those gaps even in the harshest conditions. The unique technology of uniBond Outdoor Fill&Repair allows it to be applied to wet surfaces & in cold temperatures.
BrandUnibond
ManufacturerHenkel
Height23 cm (9.06 Inches)
Length5 cm (1.97 Inches)
Weight0.4 kg (0.88 Pounds)
Width5 cm (1.97 Inches)
Part Number2652146
Model2652146

8. Everbuild

295 ml, Everbuild 225TR Everflex 225 Contract Industrial and Glazing Silicone Sealant, Transparent

Everbuild - Anti-fungal compound: features mould shield anti-bacterial solution, integrated into the manufacturing process, preventing black mould, bacterial growth and discolouration. Contractor grade: 225 is everbuild's contract Silicone Sealant that remains permanently flexible, forming a weather tight waterproof, temperature resistant seal up to 200 Degree Celsius.

Multiple uses: suitable for sealing glass to glass, as an adhesive for fixing uPVC trims and cladding, industrial uses including gasket sealing, cap glazing to metal, glass to aluminium, glass to metal, timber and uPVC window frames, aluminium gutter sealing, sealing around worktops and laminated panels, butt and channel glazing, refrigeration and hygiene sealing and much more.

Quick drying time: skins over in 10 minutes at 20 Degree Celsius fully cured at 4 mm per 24 hours dependent on humidity. Apply using a caulk, sealant / adhesive cartridge application gun, we recommend the Everbuild Power Pro Heavy Duty Sealant / Adhesive Cartridge Applicator Gun. Multiple colours: Available in white, black, steel and translucent.
BrandEverbuild
ManufacturerSika Everbuild
Height5 cm (1.97 Inches)
Length23 cm (9.06 Inches)
Weight0.35 kg (0.77 Pounds)
Width5 cm (1.97 Inches)
Part Number225TR
Model225TR

9. Everbuild

Gap Filler and Adhesive, 295 ml, Clear, Everbuild WEACL-EB Everflex Weather Mate

Everbuild - Multiple colours: Available in white, clear and black. Flexibility: remains permanently flexible for ideal use in areas where shrinkage and expansion is possible such as around windows and doors.

Usage: suitable for all roofline applications, filling cracks in stone tiles and slates, securing problematic surfaces such as bitumen, jointing for all types of guttering, lead and galvanized steel, asphalt, and much more. Temperature resistance: Suitable for temperatures as low as -25 and up to 95 degrees Celsius. Formulation: multiple use adhesive and gap filler based on an advanced isocrylic formula that provides the high weather proofing protection for adhesion to all surfaces.
BrandEverbuild
ManufacturerSika Everbuild
Height23 cm (9.06 Inches)
Length5 cm (1.97 Inches)
Weight0.2 kg (0.43 Pounds)
Width5 cm (1.97 Inches)
Part NumberEVBWEACL
ModelWEACL-EB

10. Everbuild

80 ml, Everbuild EASIGPWE-EBD General Purpose Silicone Sealant, White

Everbuild - Available in white and clear in both sizes as well as black, brown and grey in the larger size. Packaged in a ready to use tube removing the need for a caulk, sealant / adhesive application gun. Also available in a larger size format that does require the use of a application gun to apply.

Features a anti-fungal compound to prevent mould growth in high humidity areas like a bathroom or kitchen. Certified under the harmonized european standard EN15651 for façade, cold climate and sanitary applications in compliance with the Construction Product Regulation. Can also be used as an adhesive to secure PVCu trims, cladding and panels.

Quick curing silicone sealant that remains permanently flexible to enable it to withstand temperature changes, vibrations and slight movements over time. Ideal for use in general draught proofing as well as providing a strong waterproof seal in kitchens and bathroom particularly around sinks, worksurfaces, showers, toilets, baths, laminates and more.
BrandEverbuild
ManufacturerSika Everbuild
Height20 cm (7.87 Inches)
Length3.4 cm (1.34 Inches)
Weight0.1 kg (0.22 Pounds)
Width5.1 cm (2.01 Inches)
Part NumberEVBGPSESQWH
ModelEASIGPWE-EBD