Please select your home edition
Upffront 2020 Foredeck Club SW LEADERBOARD

Sika adhesives and sealants - strong and sustainable

by Aleix Escorsell 28 Apr 11:00 UTC
Strong and sustainable products now sold by © Sika

Sika is a speciality chemicals manufacturer with a clear focus on reducing environmental impact. Their sustainability strategy "more value, less impact" aligns their commitment to producing high quality products with the goal of minimising waste and pollution, both in manufacturing and through the longevity of the product. Sika products do not use ingredients such as tin and phthalates which can be harmful to marine life.

Upffront are pleased to introduce six Sika products to our range.


Sikaflex® 591 - Sika's flagship multifunctional marine sealant

Sikaflex 591 - Sika's flagship multifunctional marine sealant - photo © Sika

Sikaflex®-591 is a multipurpose hybrid sealant based on Sika's Silane Terminated Polymer (STP) technology, designed specifically for marine applications. This top class sealant is IMO (international maritime organisation) approved, robust and mould resistant. It can be used both internally and externally and is UV and salt water resistant. This sealant sets the benchmark in terms of environmental and safety standards from an ecological point of view thanks to it's ethical and wildlife safe ingredients.

This sealant is suitable for: Elastic, vibration-resistant joint seals and for a wide variety of interior and exterior sealing applications.

Sikaflex® 295 UV - Exterior sealant and direct glazing adhesive for glass

Sikaflex 295 UV - Exterior sealant and direct glazing adhesive for glass - photo © Sika

Sikaflex 295 UV is an adhesive sealant specifically designed to bond to glass, but it can be used for other interior and exterior sealing applications. Sikaflex 295 UV is made of 1 component polyurethane and has a paste like consistency.

This sealant is suitable for: Bonding organic glass in interior and exterior sealing applications. Aluminium (bright or anodized), GRP (polyester resin), stainless steel, timber, 2-component coatings and plastic glazing materials (PC, PMMA).


Sikaflex® 292i - Multipurpose Adhesive

Sikaflex 292i - Multipurpose Adhesive - photo © Sika

A paste like adhesive that cures on exposure to atmospheric moisture. It is a high quality adhesive with good mechanical strength that again, does not contain any chemicals harmful to marine life. 292i also meets the low spread of flame requirements set out by the IMO.

This adhesive is suitable for: A wide variety of substrates including aluminium (including anodized finishes), metal primers and paint coatings (2-component systems), ceramic materials, plastics such as GRP (unsaturated polyester resin).

Sikaflex® 298 - Bedding Adhesive

Sikaflex 298 - Bedding Adhesive - photo © Sika

Sikaflex 298 is a thixotropic 1-component polyurethane adhesive to be used specifically for teak deck bedding.

This adhesive is suitable for: Bonding deck covering materials made from synthetic resins (except polyethylene and polypropylene), and for bedding-in of teak plank decking laid on top of the sub deck surface.


Sika® Aktivator-205 - Transparent solvent-based adhesion promoter for Sikaflex®

Sika Aktivator-205 - Transparent solvent-based adhesion promoter for Sikaflex - photo © Sika

This activator is designed to be used as a primer for sealants and adhesives such as the Sikaflex adhesives and sealants. While it is not essential, it can help to ensure that your adhesive or solvent bonds correctly and increase the longevity of the bond. Simply use this primer before to enhance the effects of your adhesive or sealant.

This activator is suitable for: priming any surface that you will use a Sikaflex adhesive or sealant including many metals such as aluminium, steel, galvanized steel and non-ferrous metal, on wood such as teak, mahogany, Oregon pine and cork.

Sika® MultiPrimer Marine - Clear primer for Sika® 1 component polyurethane

Sika MultiPrimer Marine - Clear primer for Sika 1 component polyurethane - photo © Sika

Sika multiPrimer Marine is a clear primer used to prime surfaces for 1 component polyurethane such as the Sikaflex 295 UV for glass and Sikaflex -298. The primer is clear and acts to bond faces before the adhesive is applied.

This primer is suitable for: Metals, plastics, ceramic screen prints and painted surfaces.

Sika's range of primers, adhesives and sealants provides a high quality option for bonding and sealing on-board components. The focus on longevity and sustainability aims to minimise the environmental impact.

Sika Range

To explore the full range of Sika products on our site, click the button above. Or for more information, contact us at

Related Articles

NEXe Furler
Effortless furling powered by Profurl The NEXe from Profurl is an easy to retrofit electrically driven Code 0 or top-down gennaker furler. With the NEXe, you can furl/unfurl your sails, from anywhere on the boat, quickly with easily, and you will never have to manually furl your sails again! Posted on 12 May
What's The Right Sheet For My Boat?
Picking out the perfect option, made simple by Picking out the perfect sheet can be difficult, but we're here to help! Check out the information below for some tips on what you should consider when buying. Posted on 6 May
Get a grip!
What's the right halyard rope for a yacht? Choosing the correct line for your halyard doesn't just improve performance, it's essential for keeping your sails safe. Making sure you use the very best for your halyards is a worthwhile investment. Posted on 14 Apr
The Best Code Zero Furlers for 25-30ft yachts
A detailed technical comparison by If you have a 25-30ft sailboat and you are looking to boost your sailing performance with a code zero or asymmetric spinnaker then you will need a furler in the 900-1000kg working load range. Posted on 7 Apr
Fourth Cape Weedwand
Don't go overboard clearing your rudders Rudders are prone to catching seaweed, particularly when there are two of them! Dragging weed will slow down any boat but is especially problematic when racing. Therefore it's important to check regularly and have a reliable method for removing weed. Posted on 2 Apr
Armare Zero Twist Torsional Ropes
Reviewed by Armare Ropes is a 200-year-old, family owned, rope making business in Northern Italy. Upffront are pleased to launch a new range of finished torsional ropes, for code zero and asymmetric furlers, from this progressive company. Posted on 24 Mar
Back to the Future
It's the big return of Ropeye products! After almost two years of absence, this well-known brand is back in force on our waters, whether on new foiling dinghies, IMOCA's, maxi's, or to modernize and lighten older cruising boats. Posted on 18 Mar
Just the two of us sponsors UK Double Handed Offshore Series for 2022 UKDHOS is coming back for its second year and is proud to be a sponsor! The 2022 season promises to be bigger and better than 2021, and we can't wait to see these competitive boats and sailors back out on the water. Posted on 11 Mar
Ronstan snap shackles
A more affordable alternative to a sailing staple? Hailing from Australia, Ronstan have been developing hardware for sailors since 1953. The Triggersnap™ shackles are the latest shackle range in their extensive catalogue of deck hardware solutions and Ronstan's own take on snap shackles. Posted on 2 Mar
Upffront 2020 Foredeck Club SW FOOTER