When your air filter is full of enough debris that you can’t see light through it, that’s an obvious indicator that it’s time for a new filter. You should check your filter monthly, and may need to change it monthly. read more
When your air filter is full of enough debris that you can’t see light through it, that’s an obvious indicator that it’s time for a new filter. You should check your filter monthly, and may need to change it monthly. read more