Aquasana 3-Stage Under-Sink Water Filter System w/ Brushed Nickel Faucet $58.58 + Free Shipping ~ Amazon By admin | April 27, 2017 12:43 pm EST 0 Comment Aquasana 3-Stage Under-Sink Water Filter System w/ Brushed Nickel Faucet (AQ-5300.55) $58.58 This is now $6.91 less than a from March.