Why Do My Air Filters Get Black So Fast?

How dirty should an air filter look?

Dirty Air Filter Performing a visual inspection is an easy way to know if your air filter needs to be changed.

A brand new air filter is white or off-white in color, while a dirty air filter will appear darker with the dirt and debris visible..

Are air filters washable?

While washing the filter is more time consuming than replacing a disposable filter, washable filters are easy to clean in a bathtub, or shower. They can even be washed with a garden hose outside.

What does black mold look like in air conditioner?

Grab a flashlight and inspect the inside of the unit for the signs of mold growth, which may appear as streaks or clusters of brown, black, or greenish stains, some of which may appear fuzzy. Mildew, a common type of mold, produces powdery gray or white stains.

Is black mold in AC dangerous?

The dangers of mold in your air conditioner According to the CDC, “molds can cause nasal stuffiness, throat irritation, coughing or wheezing, eye irritation, or, in some cases, skin irritation. … Mold growing in an AC unit is not necessarily more dangerous than mold growing elsewhere in your house.

What causes an air filter to turn black?

If you are suffering from black soot in your home, it may cause your air conditioning system’s air filter to turn black. This is usually caused by either the burning of candles or gas water heaters.

What is the black stuff coming out of my air conditioning vents?

If you’ve noticed black stuff coming out of your AC vents, it’s most likely either: Soot from candles or your fireplace (the most likely culprit) Mold spores. Dark dust or dirty insulation.

Should you use cheap air filters?

Cheap fiberglass filters are designed to stop dust, debris and hair from gunking up the system. While they do little to filter out allergens and other irritants, using them keeps your HVAC system clean and efficient. … However, the trade-off to cleaner air is that system performance drops with these filters.

Is it OK to cut air filters?

Bending or cutting the filter also decreases its structural integrity. The whole filter can collapse while installed, creating not just a performance issue and a potentially costly repair, but also possibly creating unsafe conditions.

Does size of air filter matter?

Notice there air filters. Usually 3 to 4 inches tall, Any driver there running up front will tell you the same answer. The bigger diameter and taller filters have more area to collect debris and don’t clog as quickly. Also once the air is in the filter it has more time to calm and flow into the carb more evenly.

How do I get rid of black mold in my AC vents?

Combine 1 cup of bleach with 1 gallon of water. Wipe the blades, duct opening and the inside of the vent with a long, flexible mop soaked in the bleach solution. Allow the inside of the vent to dry thoroughly before reattaching the vent cover. Black mold can grow in any remaining moisture.

Why does my air filter get dirty so fast?

One-inch pleated filters quickly get dirty because they’re designed to catch more airborne contaminants. Think of 1-inch pleated air filters as a fine fish net with a very small gaps: it catches everything from big to small fish, but that also means the net fills up with fish faster (say that 3 times fast).

What happens if your air filter is too big?

Air Filter Problems with Poor Fit Check the size of your existing air filter before you purchase a replacement. If you purchase a filter that’s too large, it won’t slide into the slot correctly. If the filter is too small, it won’t cover the entire space and may allow dust and dirt to flow past.