Filters Fast® FF-0311 Replacement Pool & Spa Filter
Free Shipping on orders over $99 FREE 365-DAY RETURNS
Filters Fast Logo
365 Day Return Guarantee

Filters Fast® FF-0311 Replacement Pool & Spa Filter


Retail: $74.99 /ea
You Save: 27%
As low as
Retail: $74.99
You Save: 27%
in stock
Ready to Ship! Home Filter Club
Subscribe & Save

Subscribe and save with the Home Filter Club! Find your filter, choose how often you want it delivered, and we’ll do the rest!

Your spa or pool should be crystal clear, and using the Filters Fast® FF-0311 will protect your investment by giving you the cleanest possible water! This quality replacement filter features three components that work together to offer durability and consistently clean water. The spunbond pleated polyester filter media, punched PVC pipe, and thermally-bonded polyurethane caps meet or exceed compatible OEM pool filters in both longevity and performance, preventing microbes like mildew, fungi, mold, and bacteria. The unmatched quality of this filter will provide more peace of mind than you thought possible!

Replaces Filbur FC-3960 and nsf-50



  • Brand: FiltersFast
  • Part Number: FF-0311
  • Pack Size: 1
  • Diameter: 8-1/2"
  • Top: Open
  • Bottom: 3"
  • Surface Area: 65 Sq. Ft.
  • Length: 10-1/2"

Compatible Parts:

The Filters Fast® FF-0311 Replacement Pool & Spa Filter is the correct replacement for the following part numbers:

Part Number
Filbur FC-3960
Hot Springs Watkins 65
No results for {X}

Product Availability

Please provide your e-mail address below to receive a notification when this product becomes available:


Thanks! We'll send you a notification when this product is available!

Get Help and Support Need Help?