Hylomar Gasket Sealants & Jointing Compounds
Hylomar - The Original Non-Setting Gasket & Jointing Compound
Discover the complete range of Hylomar gasket sealants and jointing compounds - the trusted choice of OEMs and professionals worldwide for over 50 years. Engineered in the UK, Hylomar products deliver superior sealing performance for automotive, industrial, marine, and aerospace applications.
Why Choose Hylomar?
- Non-Setting Formula - Remains permanently flexible for easy disassembly and reuse
- Universal Compatibility - Safe for use with all fuels, oils, water, and most chemicals
- Temperature Resistant - Performs from -50°F to +500°F (-45°C to +260°C)
- OEM Specified - Trusted by major manufacturers including Rolls-Royce, BMW, and Caterpillar
- Versatile Applications - Ideal for engine gaskets, flanges, hydraulics, and precision assemblies
Product Range
Our Hylomar collection includes the legendary Universal Blue for general applications, Advanced Formulation for enhanced performance, Hylotyte Red 100 for high-temperature sealing, Hylosil silicone sealants, Hylogrip threadlockers and retainers, plus HyloClean degreaser and gasket remover. Available in convenient tubes, cartridges, and brush-top cans.
Need technical specifications or application guidance? Contact our team for expert advice on selecting the right Hylomar product for your sealing requirements.


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Save 29%
Original price $23.99Current price $16.99| /Hylomar Universal Blue Non-Setting Sealant Silicone Jointing Compound 3.5oz
Buy 3 and get an extra 5% off! 3.5 oz tube Hylomar Universal Blue is a polyester urethane based sealant that is non-setting and non-hardening...
View full detailsOriginal price $23.99Current price $16.99| /Save 29% -
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Original price $20.99Current price $20.49| /Hylomar Advanced Formulation 2.7 Oz
Hylomar ADVANCED FORMULATION is a non setting non hardening polyester-urethane based jointing compound. Since it is non setting, it can be taken a...
View full detailsOriginal price $20.99Current price $20.49| /Sold out -
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$39.99| /Hylomar Universal Blue 12.5 Oz Cartridge - 905912 - 1.00000
Hylomar Universal Blue is a polyester urethane based sealant that is non-setting and non-hardening, even at high temperatures. The compound is resi...
View full details$39.99| /Sale -
Sale
$36.94| /Hylomar M 61313 Non-Setting Gasketing Compound 300 Gr 10.14 Oz Cartridge
Hylomar® M The original and genuine non-setting gasket and jointing compound specified by OEM’s around the world. Manufactured unde...
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$14.46| /Hylomar Hylosil Series 101 Ivory Silicone 85g/3 Oz Tube
Hylosil® 100 Series Amine Curing (OEM proven) Wide operating temperature range -50 to +250ºC Permanently flexible Water and weather resistant Resi...
View full details$14.46| /Sold out