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SpaShopper makes it easy to find quality hot tub and spa replacement parts without the frustration. From spa pumps and heaters to control boards, jets, filters, and plumbing components, we stock parts that fit a wide range of popular spa brands. Whether you’re fixing a heating issue, replacing a worn pump, or upgrading aging components, SpaShopper helps you get your spa running again quickly and confidently.

Gray Standpipe Cap for HotSpring, HotSpot & Solana Spa Filters with FreshWater Ag+ Ionizer Fit

Gray Standpipe Cap for HotSpring, HotSpot & Solana Spa Filters with FreshWater Ag+ Ionizer Fit

Horizon Series by Filbur

MSRP: $19.99
$14.99
(You save $5.00 )
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SKU:
35K13Stk
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Replace your spa’s gray standpipe cap with this FreshWater Ag+ part designed to hold the filter securely and identify the correct filter for the Fresh Water Ag+ Silver Ionizer.

The cap fits filters that measure 10 1/2" tall by 6" wide by 10 1/2" with two 1 15/16" holes on both top and bottom.

Compatible with many spa models from HotSpring (1989–2025), HotSpot, Limelight, Solana, and Tiger River. See the detailed model fitment guide to confirm your spa compatibility.

Part number FC-3915 C-6430 PWK30.

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Before ordering, verify your spa’s model name, code, and year for proper fit. Manufacturer changes may affect compatibility.

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