6 - Vita spa PMAX 50 filter elements
This is an official filter element for most 500 and 700 series Vita spas made in the last 10 years or so. It's a top load PMAX-50, 50 square foot filter element. If you want to buy more than one you can take advantage of some bulk prices. Buy 2 click here, Buy 4, click here, Buy 6, click here.