RM Cylinders

The RM Cylinders Stelflow Unvented Cylinder range has been designed from the ground up to offer storage capacities beyond our standard range while keeping the core product the same. RM Cylinders Stelflow’s are built to suit domestic and commercial duties, the product proves versatile for almost all situations where there is a call for large stores of Unvented Hot Water.

Because the core principles of the unvented hot water cylinder have been kept the same as our standard range, the installation procedures are exactly the same, meaning simple and straight forward installation. In addition, RM Cylinders have continued their customer commitment and the range comes complete with a 5-year guarantee, ensuring long trouble-free service and hot water for many years to come.

RM Cylinder Stelflow Product Range

RM Cylinders Stelflow Direct

RM Cylinders Stelflow Direct unvented hot water cylinder is built using high-grade Duplex stainless...

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RM Cylinders Stelflow Slimline Direct

RM cylinders Stelflow range is built using high-grade Duplex stainless steel and designed fit...

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RM Cylinders Stelflow Indirect

RM Cylinders Stelflow indirect unvented hot water cylinder is built using high-grade Duplex stainless...

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RM Cylinders Stelflow Slimline Indirect

RM Cylinders Stelflow indirect unvented hot water cylinder is built using high-grade Duplex stainless...

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RM Cylinders Stelflow Horizontal Indirect

The RM Cylinders Stelflow Horizontal range comes with cradles that are not only included...

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RM Cylinders Stelflow High Gain Indirect

The RM Cylinders Stelflow range are designed to work with any air to water...

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RM Cylinders Stelflow Twin Solar

RM Cylinders Stelflow range of unvented hot water cylinder is designed to work with...

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Stelflow SystemFit Pre Plumb

Pre-Built and Pre-tested unvented hot water cylinder for faster installations. Our Stelflow Pre plumb...

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RM Cylinders Prostel Standard Hot Water Cylinders Range

RM Cylinders Prostel unvented hot water cylinders are constructed with Duplex stainless steel and industry leading components. Built with performance in mind, each hot water cylinder has been designed to reach optimum efficiency levels.

Manufactured from high grade Duplex stainless steel
Fitted with Branded Quality Components
Factory pre built Gas or Oil Boiler Ready

RM Cylinder Prostel Range

RM Cylinders Prostel Direct

RM Cylinders unvented hot water cylinder is built using high-grade Duplex stainless steel and...

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RM Cylinders Prostel Slimline Direct

RM Cylinders unvented hot water cylinder is built using high-grade Duplex stainless steel, has...

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RM Cylinders Prostel Slimline Indirect

The Prostel hot water cylinder is built using high-grade Duplex stainless steel and has...

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RM Cylinders Prostel Indirect

The Prostel hot water cylinder is built using high-grade Duplex stainless steel. The Prostel...

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RM Cylinder Stelflow Pre-Plumbed

The RM Cylinder Stelflow plug and go hot water cylinder, pre-plumbed unit is available right across our range of Standard, Twin Coil and Slimline units.

Intuitive controls for ease of use for home owners.
A cost effective and simplified installation for a professional, neat and tidy layout and reduced labour time.
Installations are consistent across the range for uniformity and greater customer satisfaction.
Factory fitted components and control assists in reducing expensive customer care visits to site.

RM Cylinder Stelflow Pre Plumb System Hot Water Cylinders Range

Stelflow SystemReady Pre Plumb

Pre-Built and Pre-tested unvented hot water cylinder for faster installations Joule Stelflow Pre-Plumbed unvented...

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Stelflow SystemFit Pre Plumb

Pre-Built and Pre-tested unvented hot water cylinder for faster installations. Our Stelflow Pre plumb...

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RM Cylinders Stelflow SystemReady w/o Controls

RM Cylinders Stelflow Pre Plumbed Unvented Hot Water Cylinder are designed with the new...

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RM Cylinders - Optimum Hot water Cylinder Range

Built with innovative technologies the RM Cylinder Optimum range of hot water cylinders have been optimized to meet bespoke demands. The Optimal hot water cylinders provide industry leading efficiency levels.

Cylinder manufactured from high-grade Duplex stainless steel – specially selected for its high strength and resistance to stress and crevice corrosion.
Lightweight construction.
Flat base for additional stability.
All plumbing connections are clearly identified and accessible at the front of the cylinder.

RM Cylinder Optimim Range

RM Cylinders Optimum Direct

RM Cylinders Optimum unvented hot water cylinder is built using high-grade Duplex stainless steel...

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RM Cylinders Optimum Slimline Direct

RM Cylinders unvented hot water cylinder is built using high-grade Duplex stainless steel, has...

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RM Cylinders Optimum Indirect

The Optimum hot water cylinder is built using high-grade Duplex stainless steel. The Optimum...

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RM Cylinders Optimum Slimline Indirect

The Optimum hot water cylinder is built using high-grade Duplex stainless steel and has...

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RM Cylinders Manufacturing

RM Cylinders constantly invests in the latest manufacturing technology and systems to develop robust and automated processes that ensure we produce the best product at the best value and consistently set the standards others aspire to

The key to our success has been our 100% in-house production facilities, giving us total control in terms of the wide range of products we are able to manufacture. This flexibility allows us to meet customers’ needs and deadlines even if there is a change in specification and requirement.

Our Environment - Working towards a Sustainable Future

RM Cylinders has a robust Environment Management System that meets – as a minimum standard – the requirements as set in BS EN ISO 14001. The system has been adopted to minimise potential environmental and health impacts and fully considers relevant legislation, regulations, and legal requirements with regard to government policies, ethical trading, sustainability, and customer expectations. Our products are designed to be as efficient as possible to reduce the use of fossil fuels through heating and minimise any negative environmental effects. Our products are designed to be as efficient as possible to reduce the use of fossil fuels through heating and minimise any negative environmental effects.

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RM Cylinders

RM Cylinder Stelflow Product Range

RM Cylinders Stelflow Direct

RM Cylinders Stelflow Slimline Direct

RM Cylinders Stelflow Indirect

RM Cylinders Stelflow Slimline Indirect

RM Cylinders Stelflow Horizontal Indirect

RM Cylinders Stelflow High Gain Indirect

RM Cylinders Stelflow Twin Solar

Stelflow SystemFit Pre Plumb

RM Cylinders Prostel Standard Hot Water Cylinders Range

RM Cylinder Prostel Range

RM Cylinders Prostel Direct

RM Cylinders Prostel Slimline Direct

RM Cylinders Prostel Slimline Indirect

RM Cylinders Prostel Indirect

RM Cylinder Stelflow Pre-Plumbed

RM Cylinder Stelflow Pre Plumb System Hot Water Cylinders Range

Stelflow SystemReady Pre Plumb

Stelflow SystemFit Pre Plumb

RM Cylinders Stelflow SystemReady w/o Controls

RM Cylinders - Optimum Hot water Cylinder Range

RM Cylinder Optimim Range

RM Cylinders Optimum Direct

RM Cylinders Optimum Slimline Direct

RM Cylinders Optimum Indirect

RM Cylinders Optimum Slimline Indirect

RM Cylinders Manufacturing

Our Environment - Working towards a Sustainable Future

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