Single room heat recovery in bathroom

[zapaman (Dom McCann)]

Hi Lloyd Is your system whole house or are you using single room vents with heat recovery?

Single Room Vents with Heat Recovery

This may be our next move on our retrofit journey. There seem to be a number of choices. Ideally I would start with 100mm diam units because these would be a drop in replacement for our Aereco in-wall vents. Does anyone have any useful advice on how best to choose 1 of these? Or direct experience and even better any performance data to go with that? These are just 2 units available on-line. The Blauberg unit is from a relatively well known brand but what does it offer over the cheaper optio…