Air Curtain and Air Handling Unit Manufacturers

Envirotec is an engineering company that brings fresh thinking to air movement in buildings to help people breathe and work more easily.

We design, custom make and supply air curtains and air handling units to the retail, financial, manufacturing, education, transport, leisure and luxury residential sectors, supported by a comprehensive refurbishment service.

Everything we do is designed and made in Britain. 46 years of invention, flair and innovation, makes Envirotec the best place to come for advice, products and services to improve the air in buildings.

Air Curtains

Air Curtains that reduce the overall cost of heating and cooling your building.

Air Handling Units

Air handling units designed and custom built to be energy and space efficient.


Refurb is often more cost-effective than full replacement with less disruption & downtime.


We are industry leaders and innovation is at the heart of our business. From performance surveys to project management, maintenance to refurbishment, our team of passionate people offer fresh thinking and years’ of experience.

The air we breathe is of the utmost importance. Study after study shows a correlation between clean air and improved performance and general health and wellbeing. Whether your building is an office, a school, a residential block or a retail outlet, Envirotec’s wide range of air barriers, air curtains, and air handlers will ensure effective climate separation, filtration, control, and management.

Regardless of the size of your building Envirotec can deliver the right solution for you. We have worked with leading multi-national companies like Barclays, Selfridges, H & M, and Napp Pharmaceuticals to deliver exceptional cost-effective and practical solutions to remedy a large range of different challenges and issues. See our case studies page to read more about who we have worked with and how we exceeded our clients’ expectations.

All our finished product is designed and made in Britain. We are proud to be at the forefront of modernisation and improvement. We listen to our clients and can tailor unique, one-off products like our incredible See Through Air Curtain Project.

Our outstanding support team is there throughout the lifecycle of our products, installing, refurbishing, and troubleshooting as necessary. Comprehensive training is given with all our products.

With 46 years of invention, flair, and innovation, Envirotec is the best place to come for advice, products, and services to improve the air in buildings.

Want to learn more? Get in touch with our expert team by phone or email and we can tell you more about our products and advise you on how you could improve the air quality in your structure.