This 4 pack of 15 sq ft open filters should be used to replace the filters on the Canadian Spa Company's portable spa range which includes the Swift Current, Rio Grande, Grand Rapids, and Muskoka Portable spas. Filter should be changed every 4 - 6 weeks (depending on usage).

• 15 Square Foot Filter for Canadian Spa Company Portable Spas

15 Square Foot Filter for Canadian Spa Company Portable SpasCanadian Spa Company