What's a moral nouns conditioning filter to run down indoor allergens?

Our house seems to have a lot of dust and mat fibers in the air, even though it's only three years dated. What's a good air filter to use to reduce dust and also pet allergens surrounded by the air?
k you!
Answers:    I was going to ask the same press!! Lucking me: I came across this website, which I'm reading right now:

http://www.central-air-conditioner-and-r…

AIr filter purpose was to protect the heavens conditioner units, so watch what you put inside you air filter slot.

A friend of mine, ruin his air conditioner by putting wrong filter.

Good luck find the right filter.
Filtrete Ultra Allergen Air Filters


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