4 ms·
Is filtering incoming air (for a mix) necessarily the norm, though? Even in the rare high-performance homes built on spec[ulation], my sense is that filtering
by a9h74j 4y ago
Is filtering incoming air (for a mix) necessarily the norm, though?
Even in the rare high-performance homes built on spec[ulation], my sense is that filtering incoming air might be omitted, in favor of a single filter acting on recirculation.
- jcadam 4y agoAnd forced air can be quite dirty (dust/pollen/etc.) if you don't clean your ducts regularly.
- sbierwagen 4y agoIt wasn’t the norm, but now that more people have pollen allergies and widespread summer fires are common again, it’s become more important.