Are you curious as to what your system is actually filtering out? Here's a handy chart for you. NOTE: If your filter has the word PLUS on it, your system is the middle column. If not, it's the left column.
Are you curious as to what your system is actually filtering out? Here's a handy chart for you. NOTE: If your filter has the word PLUS on it, your system is the middle column. If not, it's the left column.
