Hot Tub Things® Outer Filter – Compatible with Sundance® 6473-165S
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Key Features & Benefits
Superior Filtration Technology
Engineered with high-quality pleated media that captures particles as small as 10-15 microns, this outer filter keeps your spa water sparkling clean while protecting your pump and heating system from debris damage.
Perfect Fit Guarantee
Engineered for seamless compatibility with original mounting points for secure placement.Manufactured to exact OEM specifications for Sundance 880/850 Series spas. No modifications required—simply remove your old filter and install this direct replacement for immediate results.
Extended Filter Life
Durable construction withstands harsh spa chemicals and high temperatures, providing reliable filtration for 12-18 months with proper maintenance. Regular cleaning extends filter life and maintains water quality.
Easy Maintenance
The pleated design allows for thorough cleaning with a standard garden hose. For deep cleaning, use Hot Tub Things® Filter Cleaner to remove oils and restore filtration efficiency.
Cost-Effective Performance
Genuine quality at a competitive price. Investing in proper filtration reduces chemical usage, protects equipment, and extends the life of your Sundance spa.
Cost-Effective Solution
Affordable alternative to dealer-priced filters Extends spa equipment lifespan by preventing debris buildup
Product Overview
This premium replacement outer filter is specifically engineered to fit Sundance® Spa systems requiring part number 6473-165S. As an essential component of your spa's filtration system, this outer filter captures debris, oils, and contaminants before they circulate through your hot tub, ensuring optimal water quality and protecting your spa equipment from premature wear.
The outer filter works in tandem with your inner filter cartridge to provide comprehensive water purification. Regular replacement of your outer filter—typically every 12-18 months depending on usage—maintains peak filtration performance and extends the life of your spa's pump and heating system.
Frequently Asked Questions
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Works with Sundance® 850 (2005–2023) and 880 (2009–2023) Series, including major models like Maxxus, Capri, Cameo, Altamar, Marin, Claremont, and Kingston.
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No—the MicroClean® Ultra system requires both the outer (6473-165S) and inner (6473-164S) filters to maintain optimal filtration.
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Yes—just rinse monthly. Replacement is recommended every 4–6 months depending on spa use.
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