The air cleaner | The regular furnace filter collects mainly large, |
vs. the standard | visible particles that reach the filter. Its main |
furnace filter | purpose is to protect the furnace and air |
| conditioner blower. The electronic air cleaner |
| collects these large particles, plus many of the |
| smaller, mostly invisible particles. Its purpose is |
| to reduce indoor air pollution and to protect the |
| blower, air conditioning coils and heat |
| exchanger. |
17 |