What is dMEV? We explain decentralised Mechanical Extract Ventilation and its benefits?

dMEV being installed via an exhaust fan in the bathroom
Decentralised Mechanical Extract Ventilation (dMEV) could be required in all new homes by 2025 so it is important to understand what this system is and what benefits it can bring to your house (Image credit: Getty Images)

If you are looking to install a ventilation system in your project but aren't sure where to start then understanding what decentralised Mechanical Extract Ventilation (dMEV) is is a good place to start.

A dMEV system falls under the continuous mechanical extract ventilation systems proposed under the government's Building Regulations where homes can use either a central extract system, individual room extract fans or MVHR.

Joseph Mullane
News Editor

News Editor Joseph has previously written for Today’s Media and Chambers & Partners, focusing on news for conveyancers and industry professionals.  Joseph has just started his own self build project, building his own home on his family’s farm with planning permission for a timber frame, three-bedroom house in a one-acre field. The foundation work has already begun and he hopes to have the home built in the next year. Prior to this he renovated his family's home as well as doing several DIY projects, including installing a shower, building sheds, and livestock fences and shelters for the farm’s animals. Outside of homebuilding, Joseph loves rugby and has written for Rugby World, the world’s largest rugby magazine.