Table of Contents
How often do I need to change my air filters?
It is a general recommendation that you should change your air filter in your home every 30 days when using less expensive fiberglass filters. High-end pleated filters can last as long as 6 months, but these typical guidelines assume average use and don’t take into account the size and type of filter.
Why do I have to change my air filter so often?
In general, the higher an air filter’s MERV rating, the more frequently you’ll need to replace it. Every filter has a MERV rating that refers to how many air contaminants it can catch. The higher the number (between 1 and 20), the fewer contaminants can pass through it.
What happens if you dont change your air filter?
When the air filter gets too dirty, it will get clogged and the engine won’t be able to suck up enough air to the combustion chamber. While this rarely results in permanent damage, neglecting the air filter for long enough may cause the engine to stop running completely.
Why does my home air filter get dirty so fast?
When your A/C is on the thermostat fan will constantly be running causing air too run over the air filter continuously and causing it to get dirty more quickly. You may have a leak in your air ducts – Leaky air ducts can also cause your filter to clog up and especially if it is near your AC unit.
Do HVAC air filters help with dust?
1. Change Your HVAC Air Filter Regularly. The humble air filter inside your HVAC system plays a big role in keeping dust and debris at bay. Your air filter serves as the first line of defense against dust buildup, trapping dust and other allergens before they have a chance to circulate elsewhere inside your home.
When should I change my home air filter?
5 Signs That You Need to Change Your AC Filter
- The Air Conditioning Unit is Too Hot. One clear sign that your AC filter needs replacing is when the back of the unit is too hot.
- The Air Isn’t Cold Enough.
- The Electricity Bill Has Increased.
- You’re Suffering More Allergy Attacks.
- There’s More Dust Near the Air Vents.
Why are my air filters black?
If you’ve recently changed out your air filter and noticed it was black, you’re experiencing something called “black soot deposition. Essentially, black soot deposition is just an excess build-up of soot, which is typically the result of: A gas appliance or fireplace that isn’t burning fuel properly.
Will MERV 13 Stop virus?
Filters with MERV-13 or higher ratings can trap smaller particles, including viruses. Upgrading to a MERV-13 rated filter, or the highest-rated filter that your HVAC system fan and filter slot can accommodate, could improve the system’s efficacy in removing viruses from circulated air.