Filter & Pillow Matrix
Enter your spa details and get the exact filter that fits—instantly.
A simple tool that matches your hot tub to the correct filter cartridge.
Shop What's New & Hot
Shop the top hot tub essentials trusted for comfort and water care—your shortcut to a premium spa experience.
Best Sellernew
303® Mold & Mildew Cleaner + Blocker – 16 fl oz – part #30573
Regular price
$12.79
Sale price
$12.79
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new
Leisure Time® Bright & Clear® (All Spa Types) – Hot Tub Water Clarifier – 1 pt
Regular price
$16.95
Sale price
$16.95
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new
Leisure Time® Metal Gon® (16 fl oz) – Spa Metal & Stain Prevention
Regular price
$13.95
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$13.95
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Best Sellernew
Hot Tub Things® 880 Inner Filter (2024+) – Replaces Sundance® 6473‑453S
Regular price
$39.99
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$39.99
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new
Leisure Time® Renew® Granular (2.2 lb) – Non-Chlorine Shock Oxidizer
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$23.95
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$23.95
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Best Sellernew
TEAR-AID® Fabric Repair Kit – Type A (Clear Adhesive Patches)
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$12.95
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$12.95
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new
4 oz Measuring Cup – Easy-Pour Spout, Accurate Chemical Dosing
Regular price
$1.58
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$1.58
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Best Sellernew
Premium Spa Cover Cap 89″×89″×12″ — Medium Hot Tub Lid Protector
Regular price
$119.99
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$119.99
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Best Sellernew
Premium Spa Cover Cap 96″×96″×12″ (Large)
Regular price
$131.99
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$131.99
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new
FROG® DropH™ pH & Total Alkalinity Decreaser (3 lb)
Regular price
$15.95
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$15.95
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new
FROG® Target™ Total Alkalinity Increaser
Regular price
$14.95
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$14.95
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Best Sellernew
Life® Water Wand™ Cartridge Filter Cleaner
Regular price
$37.57
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$37.57
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Hot Tub Things® Oxidizing Spa Shock – Chlorine-Free Oxygen Cleaner
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From $14.13
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From $14.13
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Best Seller
Hot Tub Things® Chlorinating Granules – Premium Fast-Dissolving Spa Sanitizer
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From $15.95
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From $15.95
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Hot Tub Things® pH & Alkalinity Up – Premium Water Balance Solution
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From $12.50
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From $12.50
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Best Seller
FROG Maintain for Hot Tubs – Non-Chlorine Shock Treatment 12 Pack
Regular price
$71.40
Sale price
$71.40
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Unit price
$5.95/per item
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Best Seller
Hot Tub Things® Spa Clarifier – Crystal Clear Water in Hours
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From $12.95
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From $12.95
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Best Seller
Hot Tub Things® Metal Out – Spa & Hot Tub Stain & Scale Preventer
Regular price
$22.50
Sale price
$22.50
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Hot Tub Things® Spa Defoamer – Instant Anti-Foam Treatment for Hot Tubs & Spas
Regular price
$22.50
Sale price
$22.50
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Hot Tub Things® Cartridge Cleaner – Professional Filter Cleaning Solution
Regular price
$19.50
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$19.50
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Hot Tub Things® Calcium Increaser – Spa Hardness Booster
Regular price
$25.50
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$25.50
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Best Seller
Hot Tub Things® 282 AntiMicrobial A/R/X Series Filter 2-Pack – Compatible with Bullfrog® 10-00416
Regular price
$75.95
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$75.95
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Best Seller
Hot Tub Things™ Instant Cartridge Cleaner - Professional Spray-On Filter Cleaner
Regular price
$27.50
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$27.50
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Best Seller
Hot Tub Things® Jet Line Cleaner – Professional Spa Plumbing System Cleaner
Regular price
$22.50
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$22.50
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Filters, Adapters & Cartridges
Replacement spa filters and cartridges designed to improve water clarity, circulation, and overall performance.
Pillows, Headrests & Comfort Accessories
Premium hot tub pillows, ergonomic headrests, and precision-fit snapcaps designed to elevate comfort, support, and relaxation in every soak.
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Fast, Free Shipping
Orders over $100 ship free anywhere in the continental U.S.
Competitive Pricing
Premium products at prices that make sense and reasonable.
Authorized Reseller
100% genuine, factory-approved OEM — never aftermarket knockoffs.
Satisfaction Guaranteed
We stand behind every product with 30 days to return.
