Nothing Substandard Leaves the Essco Shop. That’s our Promise.

Engineered offsite heating, hot water and electrical prefabricated solutions to suit your requirements and budget.

Our engineers understand the pressures faced when working on site and have successfully project managed many builds to tight schedules. You can rely on us to help you do a good job for your customer.

Prefab plant room design

DESIGN

Our skilled engineers design packaged plant or prefabricated cupboards to your project specification.
Prefab build

BUILD

Products are built from scratch in our dedicated warehouse space to a high standard.
Essco Group Adanac Offices

DELIVER

Located in Southampton, Hampshire, we have excellent access to the motorway network. Our project team will work with you to meet your installation schedule.
Packaged boiler house

Features & Benefits

  • Offsite prefabrication saves time and reduces project costs
  • Expensive equipment stays off site making it less vulnerable to theft
  • Simplified logistics and project management
  • Technical support on-hand by phone, video call, email or face to face
  • Gas Safe Registered engineers with extensive experience
  • Cloud-based; project specific QA files available via QR code
  • Products are tested and approved for peace of mind
  • Aftersales service and support – ESSCO never walk away
  • 2-year warranty as standard

 

gas-safe-logo

Prefab Cupboards with heat recovery

Prefab Utility Cupboards for Heat Networks

With communal heating in apartments on the rise, many developers are choosing to install prefabricated utility cupboards to reduce cost and risk. This also allows them to deliver projects ahead of schedule.

Our utility cupboards are supplied fully fitted, pre-tested and ready to install on-site.

Typically, they include –

Essco cupboards are built bespoke to project design requirements.

Heat Interface Unit and Mike Bennett service and maintenance

EDGE Heat Interface Units (HIUs)

Our HIUs are perfect for use in prefabricated utility cupboards for heat networks.

Units feature first-class components, including the market-leading valve from ESBE and intelligent electronic flow and temperature control technology.

 

Southampton Hospital Plant Room

Packaged Plant Rooms and Skids

Reduce onsite labour costs and simplify installation with our bespoke packaged plant.

Equipment ranges from skid mounted buffer tanks or simple heat transfer packages to complete plant rooms with BMS control.

From initial design and specification to finished product on site, we can provide a solution no matter how big or small.

Data Centre M&E Packaged Plant Room

Offsite Packaged Solutions for Data Centres

Some of our data centre prefabricated solutions include:

  • HVAC plant rooms
  • Cooling plant rooms
  • GRP enclosures
  • LV switch rooms
  • Wastewater reverse osmosis
  • Chilled water UV filtration
Plant Room JUL 2023

Prefabricated offsite solutions can mitigate issues such as –

  • labour and skills shortages
  • Theft on site
  • Soaring material and labour costs
  • Poor onsite workmanship
  • Difficult site conditions and access problems
Mobtag QR Code

Digital QA Process

We partner with Mobtag to digitise the QA process.

This cuts down on paperwork and gives our customers easy access to QA files and O&M manuals specific to each plant room or PUC from any internet connected device.

Especially useful during commissioning and handover.

Scan the QR code opposite to access a sample project QA pack.

Latest News & Case Studies

Steve Cole

Join the Essco Team as Internal Sales Executive

We’re pleased to be recruiting an Internal Sales Executive to join the Essco team at our Southampton office. This is an important role within the business and a key part of our continued growth. You’ll be working at the heart of our sales activity, supporting both new and existing customers, building relationships and helping projects…

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Take a Tour of Essco Town

Welcome to Essco Town – our way of bringing real engineering projects to life From hospitals and schools to data centres, breweries and housing developments, every part of the town shows how our products quietly keep essential systems running day in, day out. Over the coming weeks, we’ll be taking you on a guided tour…

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Rethinking Heating, Cooling and Air Quality for 2026

Something new is coming in 2026. We are preparing to introduce a new product designed to bring heating, cooling, ventilation and filtration together in one integrated system. Created with modern buildings in mind, it responds to changing regulations, higher performance expectations and the growing need for lower-carbon comfort systems. This new approach focuses on doing…

Christmas Hours DEC 2025

Festive Opening Hours Update

As the festive season approaches, we would like to share our opening hours and important order information for the Christmas and New Year period. Our offices will close at 5pm on Monday 22nd December and reopen as normal on Monday 5th January. Please place orders as early as possible if you need delivery before the…