Top 10 Exterior Sealant Waterproof Clear UK – Sealers

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1. Everbuild

300 ml, Everbuild Everflex 450 Premium+ Builders Silicone Sealant, Transparent

Everbuild - Formulated as a high viscosity grade to give Ideal tooling properties. Cures quickly to provide a permanently flexible, high strength waterproof seal.

Size: 300 ml. Suitable expansion joint sealant or weather sealing and ideal for pre-formed panels, including repair work over existing sealant, general glazing sealing, glass to glass and glass to aluminium sealing. Available in brown, translucent, White, black, Buff, Oak and Grey. 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. Silicone 450 Builders Silicone.
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

2. Evo-Stik

Clear, Evo-Stik 30811716 All Purpose Sealant

Evo-Stik - High-tec SM Polymer. Ultimate flexibility and seriously strong adhesion. Mould resistant. Can be applied even in the rain.
Height23 cm (9.06 Inches)
Length5 cm (1.97 Inches)
Width5 cm (1.97 Inches)
Part Number30811716
WarrantyNo guarantee.

3. Unibond

Transparent Polymer Outdoor Sealant, 1x291g Cartridge, Joint Filler, Durable Weatherproof Sealant for Exteriors, UniBond 2646366 Outdoor Fill&Repair Sealant

Unibond - Keep harsh weather outside by applying sealant to joints, facades, cracks and frames, so you can enjoy and relax inside. Seal your home to the elements and don´t let the weather get in.

Sealing made easy – sealing the weather out of your home is easy. 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. All weather – this high-quality adhesive formula has the strength of a glue and is designed to resist rain, cold, heat & sun for years.

Package contents – unibond outdoor fill&repair Sealant, transparent, weather-resistant window frame sealant, works on wet surfaces & in cold conditions, 1x291g Cartridge. High-performance – get outside and seal those gaps even in the harshest conditions.
Height23 cm (9.06 Inches)
Length5 cm (1.97 Inches)
Weight0.29 kg (0.64 Pounds)
Width5 cm (1.97 Inches)
Part Number2646366

4. Evo-Stik


Evo-Stik - Guaranteed up to 25-years. Weather resistant and waterproof. Contains fungicide for mould resistance. Interior or exterior use. Flexible to accommodate movement.
ManufacturerEvo Stik
Weight0.3 kg (0.66 Pounds)
Part Number30811724

5. Further

30/100/300ML Super Strong Bonding Adhesive Sealant Permeable Invisible Waterproof Agent, Leak-Trapping Agent For Bathroom Tile Waterproof Coating For Exterior Wall Roof Roofing

Further - After a few minutes, when there is no liquid on the surface, repair, and the waterproof layer will be stronger with the time delay. Efficient waterproof: the seal rubber sealant coating glue is your quick and easy way to apply, seal, waterproof sealant protect and prevent leaking! After drying, you can apply any color.

Long-lasting effect: with a quick-drying ingredients for easy plaster, spray twice or three times to enhance the effect. The waterproof layer can be formed after curing for 24- 48 hours, floor tile, and seal. Spray or brush the product directly on the surface of ceramic tile, wall tile cement, etc. Wide application: the glue can be used for water seepage through cracks, waterproof sealant water seepage in toilet, wall water seepage, water seepage of window sills, roof seepage and water seepage of external wall.

Effective repair glue: the waterproof agent can easily solve the problem of water leaking. Waterproof sealant clean the foundation surface before construction to ensure that the foundation surface is dry and dry. Weatherproofs sheds and fences for up to 3 years. 300ml invisible waterproof Agent uses about 6 square meters. Wait for the product to penetrate into the base course. High temperature resistance: this sealant glue will not sag or drip under high temperature in summer. Waterproof sealant Will not crack or flake in the cold winter.
Weight0.3 kg (0.66 Pounds)

6. Gorilla

Gorilla All Conditions Sealant Silicone Clear 295ml

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

7. Everbuild

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

Everbuild - Usage: suitable for all roofline applications, filling cracks in stone tiles and slates, asphalt, securing problematic surfaces such as bitumen, jointing for all types of guttering, lead and galvanized steel, and much more.

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. Temperature resistance: Suitable for temperatures as low as -25 and up to 95 degrees Celsius. Flexibility: remains permanently flexible for ideal use in areas where shrinkage and expansion is possible such as around windows and doors. Multiple colours: Available in white, clear and black.
ManufacturerSika Everbuild
Height23 cm (9.06 Inches)
Length5 cm (1.97 Inches)
Weight0.2 kg (0.43 Pounds)
Width5 cm (1.97 Inches)

8. Gorilla

2.8 Ounce Squeeze Tube, Clear 100 Percent Silicone Sealant Caulk, 1 Pack, Gorilla 8090001

Gorilla - Incredibly versatile 100% silicone sealant that dries translucent clear. Won't yellow, shrink or crack. Best for sealing gaps or cracks between two surfaces; Works on window, auto, door, bath, gutters, kitchen, marine and more. Indoor/outdoor; 100% Waterproof.
ManufacturerGorilla Glue
Height19.38 cm (7.63 Inches)
Length3.58 cm (1.41 Inches)
Weight0.07 kg (0.16 Pounds)
Width9.53 cm (3.75 Inches)
Part Number8090001


Waterproof sealant, 400ml, JENOLITE Stop Leak Sealer Spray, Fills, Seals & Stops Leaks

JENOLITE - Dries black to create a waterproof seal. Completely waterproof and corrosion resistant surface. Suitable for the quick repair of guttering, drains, windows, pipework, roofs and other leaking areas. Remains flexible & pliable for years after use. Can be painted once cured.
Part Number89090

10. Everbuild

280ml, Clear, Everbuild EVBGPSCL General Purpose Silicone

Everbuild - Quick curing silicone sealant that remains permanently flexible to enable it to withstand temperature changes, vibrations and slight movements over time. General Purpose Silicone. Brand: Everbuild.

Features a anti-fungal compound to prevent mould growth in high humidity areas like a bathroom or kitchen. Apply using a caulk, sealant / adhesive cartridge application gun, we recommend the Everbuild Power Pro Heavy Duty Sealant / Adhesive Cartridge Applicator Gun. 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. Ideal for use in general draught proofing as well as providing a strong waterproof seal in kitchens and bathroom particularly around sinks, worksurfaces, baths, showers, toilets, laminates and more. Size: 310ml.
Height23 cm (9.06 Inches)
Length4.9 cm (1.93 Inches)
Weight0.17 kg (0.38 Pounds)
Width4.9 cm (1.93 Inches)