Four Silver Ion disposable filter for use in Arctic Spas Hot tubs without a screw thread filter fitting.

50 Sq Ft Reusable Filter for Arctic Spas hot tubs.

Filter Pleated Threaded Base (Apollo/Coyote)

Filter Pleated Threaded Base (Apollo)

25 Sq Ft Reusable Filter for Arctic Spas hot tubs.

Silver Ion disposable filter for use in Arctic Spas Hot tubs with a screw thread filter fitting.

Silver Ion disposable filter for use in Arctic Spas Hot tubs without a screw thread filter fitting.

Silver Sentinel Apollo Threaded Filter