fires beyond imagination

Bringing together 40 years of British design and engineering, Onyx delivers the new ultimate in stove and fire innovation.

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Introducing Onyx

Onyx is a luxury British stove and fire brand. As part of the Stovax Heating Group, Onyx draws upon 40 years of experience designing and crafting the very latest in wood burning, gas and electric stoves and fires.

Every Onyx stove and fire is designed and engineered in our state-of–the-art research and development laboratories using industry leading technology and design. When you choose an Onyx product, you are choosing the best of the best.

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The Onyx Retailer Network

As part of the Stovax Heating Group, the Onyx Retailer Network includes hundreds of retailers across the United Kingdom. You can be sure you’ll have access to the high levels of customer care and after-sales support you’d expect from such a prestigious British manufacturer. For that reason, you may notice many Onyx products are available to purchase exclusively from our expert retailers’ showrooms.

Find your nearest Onyx retailer

The Onyx Promise

By choosing to purchase your Onyx stove or fire via our specialist Onyx Retailer Network, for complete peace of mind you’ll be provided with an extended warranty on your new product when it is registered with Onyx. See our warranty pages for more details.

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Onyx Eclipse Gas Fires

Designed to be the very pinnacle of gas fire innovation, Onyx Eclipse gas fires deliver an unparalleled flame and fuel effect display, for a luxurious centrepiece which eclipses all others.

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Onyx Avanti Electric Fires

Bringing together 40 years of British design and engineering, the Onyx Avanti Electric range delivers the new ultimate in electric fire innovation. Now available with the Onyx Luxury Logscape – a real woodland log set made up of authentic British split hardwood, sourced from the South West. Also available as a gas version.

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Onyx Fusion Electric Fires

Indulge in the modern fireside experience with the Onyx Fusion electric fire, bringing the allure of flickering flames to life using crisp visual technology.

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Onyx Avanti Gas Fires

Available in two distinct sizes, Onyx Avanti gas fires combine sleek exteriors with stunningly realistic flames and log effects, for a premium landscape hole-in-the-wall centrepiece. Also available as an electric version.

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Onyx Orbit Electric Fires

Designed for an out-of-this-world fireside experience, Onyx Orbit electric fires defy the norm with a floating presence and ultra-contemporary styling – with, or without the heat.

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Onyx Liv 3 Gas Stoves

Onyx Liv 3 gas stoves combine a sophisticated cylindrical design with stunningly realistic flames and log effects.

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The Onyx Owner Expo

WIN the cost of your product back!

We’d love to hear about your Onyx stove or fire installation. Every published testimonial will be entered into a draw to win the cost of your product back.

Onyx Owner Expo

Latest News & Updates

Get the latest updates on our latest special offers and promotions, new product releases, brochure updates and general advice and information on our products.

Media Wall showcasing the Onyx Fusion 150RW electric fire with Luxury Logscape Real Woodland Log Set upgrade

Experience the apex of realism in an electric fire with the Onyx Luxury Logscape Real Woodland Log Set, now available with Fusion 150RW electric fires.

The Onyx Fusion 150RW offers the ultimate in electric fire technology that transforms and simplifies home heating. Featuring Authentic Flame Technology and an advanced Chromalight® Plus LED system, the Fusion delivers a realistic experience at the touch of a button or a tap on your app, solving the problem of requiring instant on-off heat, and enhancing your space with both beauty and practicality. Here’s how this tech-forward fireplace overcomes common heating issues.

Onyx Eclipse 60HL gas fire

Experience the embodiment of authenticity, awe and mystique, with the enchanting new Eclipse Gas fire, delivering a never-before-seen level of realism and ambience in a gas fire.