We want to pass on our savings to our customers, so we've lowered the price of this item. However, since our price is now below the manufacturer's suggested retail price, we are restricted by the manufacturer from showing the price right away.
I would upgrade to electrostatic filter when can for easy reuse. The one that comes with it is fine but the suction makes the outer paper become weak because it's so powerful. But glad it's doing its job instead of inhaling and going in my nose.