3 ms·
One of the best air filters is your furnace + good air filter. No need for additional products. But if you go with a Merv 14 filter (which is amazing by the wa
by ListenLinda 6y ago
One of the best air filters is your furnace + good air filter. No need for additional products.
But if you go with a Merv 14 filter (which is amazing by the way), you will spend some serious money. Merv 12 is affordable. Merv 11 is an insult to air filters.