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Please Note: This is the disposable, spun-polymer filter. It is “doughnut” shaped. 5″ tall, 7.75″ in diameter. Most Sundance Spas hot tubs that use this filter will also need the pleated filter cartridge HTT-6540-501 or comparable Sundance Filter.

• SINGLE PACK | Save money and resources. lasts up to 6 months
• FULLY COMPATIBLE | The replacement filter fits perfectly in Sundance Select series hot tubs, so you can purify your residential hot tub while saving money over name-brand Sundance filters
• SUPERIOR FILTRATION | The blown polymer strands in this filter nest tightly to screen out even microscopic-sized particles
• SUITABLE FOR ALL CHEMISTRIES | The filter is compatible with bromine, chlorine, UV-ray, and the SunPurity mineral sanitizer (sold separately)

Please Note: This is the pleated portion. 14″ tall, 8.5″ in diameter. Most Sundance Spas hot tubs that use this filter will also need the disposable spun-polymer filter “doughnut,” part 6540-502.

• FULLY COMPATIBLE | The replacement filter fits perfectly in Sundance Select series hot tubs, so you can purify your residential hot tub while saving money over name-brand Sundance filters
• SUPERIOR FILTRATION | The pleated filtration fabric exposes the maximum surface area to your water flow
• SUITABLE FOR ALL CHEMISTRIES | The filter is compatible with bromine, chlorine, UV-ray, and the SunPurity mineral sanitizer (sold separately)

Please Note: This is an outer filter only. Doesn’t include Hot Tub Things 6473-164 inner filter cartridge

• This is the OUTER FILTER ONLY. Doesn’t include Hot Tub Things 6473-164 inner filter cartridge. Again this doesn’t include the inner filter cartridge. You’ll have to buy the inner cartridge as well for a proper fitting in the spa.