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Bespoke Ventilation Solutions for Homes & Businesses
At Rocburn Ltd, we specialise in delivering high-quality window opener and ventilation solutions tailored to residential, commercial, and industrial properties. With extensive experience in natural and smoke ventilation systems, we offer bespoke products such as AOVs (Automatic Opening Vents), electric and manual window actuators, and folding openers. Our commitment to excellence is reflected in our partnerships with leading manufacturers like Nekos, TOPP, and Ultraflex Control Systems, ensuring reliability and innovation. We pride ourselves on providing next-day delivery for thousands of products, backed by expert technical support before and after sales.

Our team works closely with clients to understand their unique requirements, ensuring cost-effective, energy-efficient solutions that enhance safety, comfort, and sustainability. As a trusted partner across the UK, we prioritise customer satisfaction through competitive pricing, rapid response times, and a dedication to meeting industry standards such as BS EN12101 and Approved Document B.
Services
Smoke Ventilation Systems Natural Ventilation Systems Electric Window Actuators Manual Window Openers AOVs (Automatic Opening Vents) Folding Openers Screwjacks Controls and Accessories Ventilation Solutions for Conservatories Smoke Control Systems
Served areas
  • Harlow, Brentwood, Grays, Basildon, Chelmsford, Colchester, Southend on Sea, Billericay, all other surrounding areas in Essex
Highlights and features
  • Venset Electric Window Openers
  • Electric Chain & Linear Window Openers
  • Manual Window Openers
  • Folding Openers
  • Traditional Screwjack Window Openers and Poles
  • Greenhouse Window Openers
  • Wire Free / Battery Window Openers
  • Smoke Ventilation & Smoke Control
  • AOV System
  • Window Actuator
What people say
5 star Google reviews Next day delivery Technical support Expert advice High-quality products
Services
Smoke Ventilation Systems
Smoke ventilation systems are critical for removing smoke and maintaining clear escape routes during fires. Designed for commercial and residential buildings, these systems use AOVs (Automatic Opening Vents) to ensure compliance with safety standards. Our solutions include roof hatches, facade vents, and smoke shaft dampers, tailored to meet BS EN12101 requirements. By integrating reliable actuators and controls, we enhance building safety and facilitate emergency evacuation.
Natural Ventilation Systems
Natural ventilation systems reduce reliance on energy-intensive air conditioning by utilising wind and thermal buoyancy. Ideal for homes, schools, and offices, these systems include manual and electric window openers, louvres, and roof vents. Our solutions improve air quality, lower energy costs, and promote sustainability. We supply durable products like Teleflex winding gear and Topp ACK4 actuators, ensuring efficient airflow for healthier indoor environments.
Electric Window Actuators
Electric window actuators provide automated control for hard-to-reach windows in residential and commercial settings. Available as chain, linear, or folding arm actuators, they integrate with sensors, timers, and BMS systems. Our range includes the Topp ACK4 and Nekos KATO models, offering adjustable strokes and high durability. These systems enhance accessibility, security, and energy efficiency, particularly in large buildings with multiple windows.
Manual Window Openers
Manual window openers offer cost-effective, low-maintenance solutions for natural ventilation. Products include Teleflex winding gear, folding cam stays, and screwjacks for skylights and roof vents. Suitable for conservation areas and listed buildings, these systems require no electricity and are ideal for DDA-compliant adaptations. We provide customisable options with minimal upkeep, ensuring reliable operation for residential and commercial properties.
AOVs (Automatic Opening Vents)
AOVs (Automatic Opening Vents) are essential for smoke ventilation in commercial and multi-occupancy buildings. Installed on facades, flat roofs, or smoke shafts, they open automatically during fires to clear escape routes. Our AOVs comply with BS EN12101 and include electric actuators with battery backup. We supply glazed hatches, aluminium louvres, and dummy sash windows for conservation areas, ensuring safety and aesthetic integration.
Questions
What are the benefits of natural ventilation?
Natural ventilation reduces energy costs, improves air quality, and lowers carbon emissions by using wind and temperature differences to circulate fresh air.
How do smoke ventilation systems work?
Smoke ventilation systems use AOVs to automatically open vents during fires, clearing smoke from escape routes and ensuring safe evacuation.
Can manual window openers be used in listed buildings?
Yes, we supply dummy sash windows and discreet manual openers suitable for conservation areas and listed buildings.
Do you offer technical support for product installation?
Yes, our team provides expert advice and compatibility checks before and after sales to ensure correct installation.
Are your products compliant with UK safety standards?
All smoke ventilation systems meet BS EN12101 and Approved Document B requirements for fire safety compliance.
What is the delivery time for your products?
We offer next-day delivery for thousands of stocked items, with custom orders dispatched as quickly as possible.
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Reviews (10)
Neil Williams
Sep 28, 2021 Report
Rocburn's staff have been excellent in helping me choose, install and calibrate the actuator for my roof vent. They even took the trouble to email me photographs to illustrate my mounting options and then speak to me on the telephone to talk me through set up. Outstanding service.
Tony Frowd
Sep 28, 2021 Report
I have purchased a window opening actuator from Rocburn as a direct replacement for one which had failed on our conservatory. Having researched several companies Rocburn were by far the best on price and delivered the product to me in double quick time! On receipt, however, I soon discovered that whoever had fitted the original had made a number of 'modifications' and the replacement did not fit well!

The guys at Rocburn are great, and with a couple of phone calls and pictures to show the problem it was explained what the solution was and extra parts were in the post! We now have a fully functioning automatic roof vent. Thank you James and Adam. Great service, I wish everyone that I have to deal with was as good.
Bill Garvin
Sep 28, 2021 Report
I had a problem with a TV lift I purchased in 2017. This company has the best , knowledgeable, and most friendly employees I have ever used. They sorted out my problem in no time. They deserve a 5 star rating. I would recommend them to all my friends and family.
Kevin De Souza
Sep 28, 2021 Report
From my initial enquiry, Adam knew exactly what I needed for an all inclusive smoke vent kit. He was very knowledgeable and answered all my questions thoroughly. Also, their prices are very competitive as I compared with a good few competitors. They were also much more engaging than the other companies i spoke with.

Adam was very patient and understood the complexities of installing this type of product and spent a significant amount of time talking me and my guys through the correct installation process / procedures. I cannot rate them highly enough and very much appreciate Adam for all he did to get this window operational.
Richard
Sep 21, 2021 Report
We used their call back service (found on their website) and from that moment on the customer service was faultless. They took the trouble to fully explain our options and make sure we got the best product. Their pricing, including the excellent service, was better than we found on other sites. Delivery from stock. It couldn't have been easier. Thank you, James.
David Green
Jul 22, 2021 Report
I can not think of another company that has given such outstanding service. I placed an order for an electric opener. Adam called to make sure I was happy with the order and took time to explain the workings etc. we decided that it would not work. he then sorted through a different approach and we had another chat and agreed that because of the type of window that would not work either. he was simply fantastic in working with what the customer - me - needed rather than go for a quick sale. if there were 10 gold stars to award it would not be enough. Well done Adam.
Paul Gotts
Apr 27, 2020 Report
Brilliant product and after sales service,particular mention to Matt who help me immensely with a setup issue
Louise Trotter
Mar 28, 2017 Report
Had a problem with my fire control panel (installation error, not manufacturing problem) and Adam at Rocburn supplied new equipment v. quickly and talked through the new installers to ensure everything ran smoothly. Can't fault their service. Thanks Adam.
Kenneth Jahn Pedersen
Jan 05, 2017 Report
I can't express enough how good service and treatment I've gotten from these guys. Fast shipment, top-notch product and pleasant communication. I would not hesitate for a second to do business with Rocburn again.
Ben and Matt: You are incredible! Thanks for a good business experience!
Graham Powell
Oct 12, 2016 Report
So pleased with the advice and service I got from these guys when ordering & installing motors and programmer for two conservatory rooflights that I bought another (slightly different, on Rocburn's advice) kit for three Velux windows in our kitchen. Electrician came yesterday and fitted them saying these were an "even easier" install! Many thanks to Adam & Ben at Rocburn. A brilliant company with old style customer service!!!