We recently supplied and installed four Demon Defender steel doors with integrated louvre panels at Royal Surrey County Hospital, upgrading their existing plant room access points with durable, high-security steel door solutions. The project focused on replacing deteriorated timber doors that were no longer secure, weather-resistant, or fit for purpose in protecting essential building services.
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High-Quality Doors
Within 24 hours
Established in 1995
Huge Range of Options
By our Specialists
Royal Surrey County Hospital identified a serious issue with several external plant room doors across the site.
The existing doors had become:
Plant rooms house vital systems, including electrical power supplies and mechanical equipment. With the previous doors deteriorating, the risk of damage, unauthorised access, or disruption to power sources increased significantly.
For a hospital environment, protecting these systems is not just about security, it’s about ensuring operational continuity and safeguarding essential services.


The hospital required a solution that would:
The new doors needed to be robust, secure, and purpose-built for plant room applications.
At Security Doors Direct, we supplied and installed four Demon Defender steel doors with louvre panels, specifically designed for plant room security.


The Demon Defender range is ideal for plant rooms due to:
The integrated louvre panels allow for necessary airflow and ventilation, essential for plant rooms housing electrical and mechanical equipment, without compromising security.
By upgrading to steel security doors, Royal Surrey County Hospital now benefits from a far more robust solution compared to the previous timber doors.
The installation delivered immediate and long-term benefits:
✔ Enhanced Security
The new steel doors significantly reduce the risk of forced entry and tampering, protecting essential power sources and plant equipment.
✔ Improved Durability
Unlike the previous doors, the steel construction ensures resistance to rot, weather damage, and ongoing deterioration.
✔ Suitable Ventilation
Integrated louvre panels maintain airflow while preserving the integrity of the secure access point.
✔ Peace of Mind
Hospital facilities management now has confidence that critical plant rooms are properly protected.
Plant rooms are often overlooked, yet they contain the infrastructure that keeps buildings operational. In environments such as hospitals, schools, commercial units, and industrial facilities, secure and durable steel plant room doors are essential.
Failing or deteriorating doors can lead to:
Upgrading to purpose-built steel louvred plant room doors ensure long-term performance and compliance with site safety expectations.
If your existing plant room doors are deteriorating, insecure, or no longer fit for purpose, upgrading to a Demon Defender steel security door with louvre panels provides a durable and secure solution.
Explore our full range of Plant Room Doors here: https://www.securitydoorsdirect.co.uk/louvre-plant-room-doors/
Or contact us via email at sales@securitydoorsdirect.co.uk to discuss your project requirements.
Royal Surrey County Hospital




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Browse our range of Security Doors


Discuss your requirements with us


Arrange free measurement visit


Manufactured in as little as 5 days


Quick-turnaround delivery & fitting
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Monday – Friday: 8:30 – 5:00


A range of our security doors are approved in having a high degree of resistance to an attempt to break-into. This is through the Secured by Design by the UK Police Force. Any doors SBD approved have been tested and assessed against a certain set of criteria that focuses on the prevention of crime.Find Out More


Leading international certification body for security and fire protection, LPCB, assess and test all of our fire exit and entry security products to ensure they meet quality standards set. Be rest assured if you buy one of our security solutions that they are approved by the Loss Prevention Certification Board.Find Out More


Security Doors Direct, you’ll be glad to know, have been accredited by CHAS, who set industry health and safety benchmarks for contractors. The Contractors Health and Safety Assessment Scheme confirmed that we work safely, efficiently and provide products to our customers that mirror this.Find Out More


For all of our management standards, from the environment, high-quality and information security, we have been approved by Approachable Certification. Doing this with AC, it has enabled our security products to meet relevant legislation, controlled risks and improved performance.Find Out More


They have made it easy for us to optimise performance and minimise risks through monitoring our standards aligned to PAS 91. As well as this, BSI PAS 91 helps a more streamline approach to our security solution production, ensuring only the best product is delivered to you.Find Out More
We build, supply & fit bespoke Security Door Solutions nationwide at competitive prices
Our Certifications


High-Quality Doors
Within 24 hours
Established in 1995
Huge Range of Options
By our Specialists
Unit 3 Mercia Court
Smiths Way
Saxon Business Park, Stoke Prior,
Bromsgrove, Worcestershire
B60 4GA
Opening Hours Mon-Fri 9am-5pm