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Pressurisation Set End Of Life Upgrade For A University Building

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The Challenge

On one of our contracted maintenance visits to a university client, we found that one of the pressurisation units was not working correctly. The unit – a Pullen pressurisation unit – was at the end of its working life, which meant it was uneconomical to repair. The Pullen unit was also no longer operational.

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The Solution


Dura Pump’s estimating team specified a Mikrofill 3 unit to replace the existing Pullen wall-mounted unit. The Mikrofill 3 is a wall-mounted unit that doesn’t use a pump but is connected directly to the university building’s water supply to fill the system. It prevents backflow, ensuring a compliant and safe filling route to the heating system.

Our engineers attended the site, removed the old unit, installed the new Mikrofill 3 pressurisation unit, modified the pipework to suit the new unit and made good all the electrical connections. The old unit was then returned to Dura Pump to be recycled.

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The Outcome

The client benefited from an upgraded unit that fully protects their heating system. Due to our regular maintenance contract, the failing of one of the university’s pressurisation units was picked up before it failed entirely, stopping our client losing pressure in their system and heating to their building.

Choosing Dura Pump means investing in reliability and safety for your facility. Talk to an expert about your needs

We’ve had great reviews

Clear, Consistent Communication

The communication from Dura Pump to the customer is very good. We knew what was happening with the repair every step of the way

Purchasing Manager

Outstanding Turnaround

We just wanted to feedback our grateful thanks to Chris and Phil for all their hard work yesterday in getting us up and running again. To turn us around from failure to full recovery in 4/5 hrs was nothing short of exceptional. Please pass on our gratitude to them both.

Operations Manager

Seamless End-to-End Service

Service and communication received from initial inspection and specification through to delivery and installation of our replacement system was seamless. Thank you.

Facilities Supervisor

Informative & Helpful Engineers

Your engineers are always informative and always let me know when they are on site. Always very helpful, always kept well informed, which makes such a difference!

Building Manager

Fast, Friendly & Efficient

Fast, efficient, friendly staff in sales, accounts and installation. Very happy.

Project Coordinator

Top-Quality Workmanship

Over the moon with the service and quality of work/engineers.

Maintenance Manager