Joule Unvented Hot Water Cylinders

  • Good performance products

    Click here to view full range of products

  • When standart is not enough

    Click here to view full range of products

  • High effiecency for your home

    Click here to view full range of products

The New Standard In Unvented Hot Water Solutions.

Our Joule Invacyl unvented hot water cylinder has a sleek white outer case giving it the white goods look that is aesthetically pleasing. It offers a smooth tube coil as standard for efficient heat-up times with low heat loss. Our Invacyl cylinder comes with high-quality branded components and is fitted with screwed connections with compression fittings for faster installations.

The Joule Invacyl hot water cylinder has carefully been constructed using high quality and durable components and designed with performance and longevity in mind. Using our many years of manufacturing within the hot water industry and our knowledge of bringing unvented cylinders to the market we have created a new standard in unvented water storage systems suitable for residential dwellings.

LDX Stainless Steel
40mm Dense PU Foam
Smooth Tube Coil
Branded Components
Compression Fittings
White Casing

Better Performance For Your Hot Water Heating Solutions!

Our Joule Cyclone Plus cylinders are built using high-grade duplex stainless steel and designed to provide fast-flowing hot water to single or multiple outlets. The Cyclone Plus hot water cylinder has a sleek white outer case giving it the white goods look that is aesthetically pleasing. It offers a smooth tube, high-efficiency, low heat loss coil as standard for efficient heat-up times, with a bespoke manufactured dip pipe to give it a more efficient and greater increase of hot water. Our Cyclone Plus cylinder comes fitted with branded safety components, durable grey polycarbonate plastic outer temperature & pressure safety cover and is supplied with screwed connections with compression fittings for faster installation.

The Cyclone Plus Cylinder has carefully been constructed using quality and high pressure tested components and has been designed with performance and longevity in mind. Using our many years of manufacturing within the hot water industry and our knowledge of bringing unvented cylinders to the market we have created a new standard in unvented water storage systems.

LDX Stainless Steel
50mm Dense PU Foam
Cold Feed Dip Pipe
High Recovery Coil
Branded Components
Compression Fittings

Joules Best Performing Hot Water Cylinder Suitable For Any Project!

Our Joule Cyclone Platinum unvented hot water cylinder is manufactured to provide fast-flowing hot water with a much greater recovery rate and minimum heat loss. The Cyclone Platinum hot water cylinder is made of duplex stainless steel and has a metallic outer grey finish. It offers a larger and wider coil for much better efficiency, with low heat loss to our Cyclone Plus and Invacyl.

The Cyclone Platinum comes fitted with a low-bearing cold feed inlet, giving it no need for a dip pipe as the water is passed to the lower part of the cylinder with a stable amount of water to give a greater increase of usable hot water from the cylinder.

The Cyclone Platinum cylinder comes fitted with branded safety components and is installed with screwed connections with compression fittings for faster installations.

The Cyclone Platinum has carefully been constructed using high-quality pressure tested components, designed with performance, longevity, and a lower carbon footprint in mind. Using our many years of manufacturing experience within the hot water industry and our knowledge of bringing unvented cylinders to the market we have created a new standard in unvented water storage systems.

50mm Dense PU Foam
Smooth Tube Coil
High Recovery Coil
Branded Components
Compression Fittings
Premium Duplex Stainless Steel Grey Casing
LDX Stainless Steel
40mm Dense PU Foam
50mm Dense PU Foam
Smooth Tube Coil
High Recovery Coil
Branded Components
Polycarbonate T&P Grey Cover
Cold Feed Dip Pipe
Compression Fittings
Premium Duplex Stainless Steel
Grey Casing

Evocyl Unvented Pre Plumb Cylinder Range

The Evocyl Pre Plumb unvented cylinder offers a ‘plug n play’ solution, designed with the new build housing market in mind.

The indirect cylinder features a pre-plumbed kit to help reduce installation time and standardise plumbing configuration across multiple dwelling sites.

For your peace of mind, they come with a 25 year cylinder and 2 years parts guarantee, so we believe it will be a great investment you make in your hot water.

Stelflow Unvented Hot Water Cylinder Range

The Stelflow hot water cylinder has a sleek white outer case giving it the white goods look that is aesthetically pleasing. It offers a smooth tube, high-efficiency, low heat loss coil as standard for efficient heat-up times, with a bespoke manufactured dip pipe to give it a more efficient and greater increase of hot water.

Our Stelflow unvented cylinder comes fitted with branded safety components, durable grey polycarbonate plastic outer temperature & pressure safety cover, and is supplied with screwed connections with compression fittings for faster installation.