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COLD WATER STORAGE
We have expanded our range of water storage solutions to now include a wide selection of cold water tanks.

These innovative cold water storage tanks are manufactured from state-of-the-art GRP materials, with one and two piece products in either AG/AF or AB formats.
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New MCS Umbrella Scheme
We are pleased to announce the launch of our MCS Umbrella Scheme Service which includes FREE heat pump training for installers.

Our MCS umbrella scheme is designed to enable installers to provide their customers with a fully MCS accredited installation, without all the hassle of maintaining the accreditation and compiling all of the paperwork yourself.
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The 'A' rated ECOcube
The thermal store solution specifically designed for smaller properties with low hot water requirement and restricted space for hot water storage.

The compact 80 litre and 100 litre models provide an extremely small footprint, whilst still providing mains pressure hot water.
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COMMERCIAL CYLINDER SIZING TOOL
Are you struggling to size a commercial cylinder?

Utilising our online commercial cylinder sizing tool to provide a guide to the volume required following BS853 requirements. In addition, the guide will provide an alternative PLATEflow size solution where applicable.
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Welcome to McDonald Water Storage

Hot water CYLINDERS AND TANKS

Thermal Storage Solutions

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unvented cylinder range

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Electric boiler solutions

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Heat Pump Cylinder Solutions

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elson replacement products

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vented cylinder range

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bespoke cylinders and tanks

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commercial cylinders

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Cold Water Storage tanks

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Welcome to McDonald Water Storage

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Welcome to McDonald Water Storage

McDonald Water Storage

UK leading copper hot water cylinder manufacturers since 1945.

Our commitment to providing a total quality service is reflected in every aspect of our offering from the advice provided by our technical sales team through to the premium grade copper material used and our manufacturing systems and processes.

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Welcome to McDonald Water Storage

Need SPARE Parts and Components?

Browse our exclusive McDonald Parts Range Now!

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Register your unvented cylinder

Register your unvented hot water cylinder to extend warranty to 25 years.

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Welcome to McDonald Water Storage

Tried & Tested / Healthy / Efficient / Versatile / Long Lasting / Recyclable

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FAST DELIVERY

QUALITY GUARANTEE

TECHNICAL ASSISTANCE

HERE TO HELP

© 2025 McDonald Water Storage
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Unvented Cylinder

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Product Details
Homeowner Details
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For more information on the warranty details, click here

Fast delivery

Our cylinders can be delivered either direct to site or to the plumber’s merchant. They are distributed either by our own fleet of transport or through a courier service.

If the products are held in stock, they can be delivered the next working day, subject to courier availability. When you place your order, advise the team regards the delivery requirements.

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Quality Guarantee

All our cylinders come with a manufacturers guarantee of between 2 and 25 years, dependant on the product. Our team will be able to advise you on the warranty period at the time of purchase.

All components supplied with the cylinder come with the individual manufacturers guarantee.

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TECHNICAL ASSISTANCE

We have a wealth of manufacturing and specification experience, from domestic cylinders to complex calorifiers.

Our technical team can discuss your individual cylinder requirements and advise if there is a standard solution available or if a bespoke product is required.

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Here To Help

Whether you need assistance with specification of a product, technical query, placing an order or any other enquiry, our team are available to help.

The office is open Monday to Friday between 8am and 5pm.

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MCS Umbrella Scheme

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CPD Enquiry

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Installation Service Quote

Please enter your details below to request a quotation for our installation service.

Technical Assistance Form

If you require Technical Assistance from our online cylinder site, please fill in the form below.

  • Call Us On 01592 611 123

Product Request Form

If you cannot find a product or part in our store you can request it below and we will try to source it direct for you.

  • Call Us On 01592 611 123

Product Enquiry

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Claim 10% off
mcdonald water storage
spare parts

To celebrate the launch of our online store with genuine McDonald Water Storage spares and free next day delivery (orders over £50), we want you to enjoy a 10% discount on your first order.
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