Vents, more often than not, are dysfunctional. Either ineffective or obsolete and need replacing with an appropriate solution or be closed off.

Up to date building code now specifies, this applies to new-build.

SR-MVHR

dMEV

Dysfunctional

SR-MVHR

– Single Room – Mechanical Ventilation Heat Recovery

dMEV

– Connect Kitchen extractor to the outside and install good backdraught shutter. Not all extractors have backdraught shutter.

– Bathroom extractor
– Envirovent pressure and humidity controlled unit

SR-MVHR (Single Room – Mechanical Ventilation heat recovery)

– MVHR would extract moist air from kitchen and bathroom and supply fresh air to bedrooms. A good option in a rental property.

—
###:pencil2: Homework
:link: Pending

—
###Suppliers
Lindab – back draught shutter

https://www.eleconline.co.uk/zdriverel/form/category/ENVIRO-HEATSAVA

—
[Envirovent – SR-MVHR single room heat recovery unit](https://www.envirovent.com/specifier/products/single-room-heat-recovery-unit/heatsava/)

[Envirovent – MVHR and continues pressure extractors.](https://www.envirovent.com/)

[Envirovent – mechanical ventilation heat recovery unit](https://www.envirovent.com/specifier/products/heat-recovery-ventilation-units/)

[Envirovent – Kitchen and bathroom extractor units](https://www.envirovent.com/specifier/products/kitchen-and-bathroom-extract-fans/eco-dmev-lc/)

—
:trello: [Vents*](https://trello.com/c/2o6S4hw3)