Featured Products

Ventilation duct supplies by specialists

MAS are a specialist ventilation ducting suppliers. We manufacture spiral duct & fittings & are a well established distributor for galvanised rectangular ductwork, plastic duct systems, residential, commercial & industrial fans, heat recovery units, flexible ducting and all ventilation accessories. MAS can deliver all the necessary ventilation supplies to suit any air movement project.

Independent Ventilation Ducting Suppliers for the  HVAC Industry

Established in 1992, Mechanical Air Supplies Ltd is an independent and privately owned company. We have built an enviable reputation within the ducting and air movement industry. Our highly experienced team provides an unrivalled manufacture, technical and distribution service.

We understand our customers’ needs and have the skill and dedication to provide cost effective supply solutions to any project, commercial or residential, no matter how big or small your ducting  air movement requirements are.

MAS are not only manufacturers of our own spiral ducting, rectangular ducting and fittings, which are fully compliant with DW144. In addition, we also stock a comprehensive range of ventilation duct supplies from the leading HVAC industry manufacturers such as ELTA fans, Vent-Axia, Helios and Domus to name a few.

We ensure that your needs as a ductwork and air conditioning contractor are fulfilled to the highest standard

Rely on us to deliver your ventilation ducting supplies

MAS provides a fast and reliable delivery service with three branches within easy reach of London. Our own fleet of vehicles cover the complete southeast area, with our regular routes covering London on a daily schedule. Our comprehensive supply chain network allows for a nationwide next day delivery service.

Ducting space without costing the earth.

We pride ourselves by not having any limitations on where we deliver. It is not unusual to ship our products to far reaching projects such as Camp Bastion, The Falkland Islands, and even into space!

Open a trade account with MAS

Clear the Air – A NOx Filter should be an important add-on to your MVHR system.

Lets take a quick look at London, the great capital of our land, bursting with culture and history, and during certain conditions shrouded by pollution. Our wonderful city is classified as an AQMA (Air Quality Management Area), in short pollution levels breach legal limits.

MAS Rainham is now open for business

MAS expands its Ventilation and Air conditioning supplies for the South East. Mechanical Air Supplies is pleased to announce that we now have a 3rd branch located in Rainham. We are now “cupping” London, which improves our logistical ability to deliver your ventilation, air conditioning and ducting supplies from three branches (that are all) within […]

MAS Celebrates 25 years of service

What were you doing 25 years ago? You could have been working out how to surf the net, as the world wide web that we all know and rely on was only a tender 1 year old, unlikely that you were looking for your mobile phone as they were the size of a small car, […]

MAS brings Life to Life

Need help with the air in your special effects? We love any kind of work, it doesn’t matter what form it comes in, that said something that we are particularly partial to is to work with special effects companies to help them with their air movement requirements on film sets. We approach this kind of work much the […]