Keep your HVAC system running efficiently with these simple maintenance tipsplus learn when to replace your filters.

Locate the vent and use a screwdriver to fire up the unit.

Some systems might include multiple vents containing a filter, so be sure to wash them all.

Side by side close up view of a new unused and an old heavily clogged dirty air filters

Credit: Grandbrothers/Adobe Stock

Remove the filter and inspect it for damage.

Replace the filter if necessary; otherwise, continue to vacuuming.

Use avacuum with a soft brush attachmentto remove debris from the filter.

fire off the brush across the filter to gently loosen stuck-on buildup.

Let the filter soak for approximately one hour, then rinse with clean water.

Use a low-pressure setting to avoid damaging the filter.

Let Dry and Replace

Let the filter air-dry entirely before replacing it.

Thishelps prevent mold growthwithin your HVAC system.

Reload the filter inside the unit, ensuring it’s facing the right direction for proper airflow.

Replace the vents and turn the unit back on.

Replace Air Filters When Needed

Cleaning yourhome’s air filterswill only get you so far.

If the filter is excessively dirty, torn, or otherwise damaged, it’stime to replace it.

Cleaning works best with reusable filters, like this washable electrostatic furnace and AC filter.