All information about MVHR systems, HRV Filters and Ventilation

In this section you will find relevant information about Mechanical Heat Recovery Systems and Ventilation. If you cannot find what you’re looking for please do not hesitate to contact us or refer to our FAQ page.

About Mechanical Ventilation Heat Recovery (MVHR)

What is  Heat Recovery Ventilation

About Heat Recovery  Filters (HRV filters)

MVHR Filters

MVHR Filters fairair

MVHR Filter classes

Replacing MVHR filters 

How often to replace HRV filters

What are pollen filters and particulate filters

fine filters filter box

Order HRV filters online

About HRV systems

MVHR Maintenance

About Probiotics

About Probiotics

Bacteria and Probiotics

Videos

Instruction videos

About Probiotics