What We Can Offer 

GMS provide a range of services to suit our customers' needs. Below is a brief summary of what we can offer you as a customer of GMS. If you cannot find what you are looking for, please do not hesitate to contact us to discuss your enquiry, we may be able to help or point you in the right direction.


GMS are best known for our manufacturing services. We manufacture a comprehensive range of products for all aspects of water heating, heat recovery and pressurisation. GMS are proud to be able to offer bespoke products to suit the customers' requirements in terms of performance required and site constraints, as well as providing standard off the shelf products.


Our drawing department use AutoCad 2012 and 3D Solidworks to produce accurate drawings for the manufacture of goods. We are able to provide scale drawings of packages or individual products that can be inserted into customer's existing building layouts. 2D drawings are provided as standard for all of our manufactured goods, 3D models can be requested and are sent with 3D Viewer.

We also offer in-house design of plantrooms in co-operation with our technical team. Schematics, product specification, calculations and drawings are provided as standard. Please contact our sales department for more information on our design solutions.


The technical and sales department work closely together to give the customer the correct advice when specifying many types of hot and cold water heat exchanger systems and pressurisation installations. We are able to suggest the most appropriate and cost efficient product and material for the situation, as well as calculating the size and outputs available for the particular product suggested. We are also able to recommend the necessary spares, ancillaries and unvented kit items.


The technical department have years of experience in providing controls for a variety of hot water heating and pressurisation systems. We are able to offer electronic, pneumatic and self-acting control depending on the customers' requirements and control preference. Please contact our technical department for more information.

Servicing & Commissioning

GMS's fully experienced engineers are able to cover the service needs of all aspects of hot water generation, plant and pressurisation equipment from all leading manufacturers, as well as our own bespoke products, so that the optimum performance from the system is being achieved. GMS can provide annual maintenance, emergency response cover and one-off repair, commissioning and inspection when required. Please contact our Maintenance Services Supervisor for further information about our Service Agreements and any commissioning required. Alternatively go to our literature section to download and browse a typical service agreement document.


As well as manufacturing goods, GMS are also able to supply spare and replacement items for your systems such as immersion heaters, gaskets, thermostats, valves, pumps as well as brazed and gasketed plate heat exchangers. Please contact our sales office for price and availability on any spares that may be required.

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