Sundance® Spas 6541-397S Complete Filter Series 880 Type_Wood Chips Same fast-dissolving

Same fast-dissolving

Caldera changed filter designs across model years

pH Balance Plus solves the root cause

Spazazz REGUL8 Cold Plunge Stabilizer

Sundance® Spas 6541-397S Complete Filter Series 880 Type_Wood Chips Same fast-dissolvingSundance Spas 6541 397S Complete Filter Series 880 Overview Replacement filter for your Sundance Spa. This spa filter is the industrys first interlocking system to provide dual filtration, which produces the purest water. The outer filter traps large particles while the inner filter traps ultra fine particles. You can wash out the first stage filter to save on replacement spa filters. What's in the Box 1 x Sundance Spas 6541 397S Complete Filter