Quote:
Originally Posted by Michael G.
Are sure?
With a Merv 11, you could be restricting your air flow and putting a strain on your blower motor and don't know it.
Merv 8 ideal, even if you replace your filter more offend.
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I'm not sure, but I decided to give it a try. It seems to make the system a little quieter, there is plenty of air flow and cooling, and there is less dust in the house. I plan to go back to a Merv 8 the next time to compare. The blower motor is not an expensive item.