F7 & F8 HRV filters

New yellow media for F8 HRV filters generation 2 post-2014 system allows easy identification,

The Pink media is still the F7 HRV filter generation 1 PRE 2014 system.

If you have been told your older system needs replacing get a second opinion as many homeowners are getting mislead about the status of there system in an attempt to upsell them to a newer system that offers no real improvement