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Rated 4.7 out of 5 stars.

1,442 Reviews

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Rated 3 out of 5 stars.

AnonymousUS

Great for my hot tub. Very affordable

Oct. 31, 2026

Rated 5 out of 5 stars.

DanielLaurel Springs, NJ

Perfect fit. Works flawlessly!

Oct. 08, 2026

Rated 3 out of 5 stars.

PatrickPierson, MI

Solid filter, and can be cleaned for reuse.

Oct. 02, 2026

Rated 5 out of 5 stars.

TinaNorthwood, IA

these seem to last longer than expected

Aug. 24, 2026

Rated 5 out of 5 stars.

JenniferKey West, FL

Works as it should!! Will be loading up on these filters.

Aug. 06, 2026

About This Product

Keep your AquaRest spa running clean and clear with this replacement filter cartridge, engineered specifically for the 2015-and-newer AquaRest Discover Collection (AR150, AR300, AR400, AR500, AR600). Pleated polyester filter media traps dirt and debris, while rust-resistant, mould- and mildew-resistant, antimicrobial construction keeps the cartridge performing between changes. Compact and lightweight at 7.25"H x 5.5"W x 5.5"D, it drops straight into your existing filter housing with no tools and no assembly required. For best spa water quality, rinse the filter with water regularly and replace it every 3 months. This filter is designed exclusively for the AquaRest Discover Collection and is not compatible with other branded hot tubs or the current AquaRest DayDream Collection.

Features

Genuine Fit for AquaRest Discover Collection – engineered replacement filter for AR150, AR300, AR400, AR500, and AR600 spas (2015 and newer)
Pleated Polyester Filter Media – captures dirt and debris for cleaner, clearer spa water
Rust, Mould & Mildew Resistant – antimicrobial construction extends filter life between changes
No Assembly Required – drops straight into your existing filter housing, no tools needed
Compact & Lightweight – 7.25"H x 5.5"W x 5.5"D, 1 lb
Simple Maintenance – rinse with water regularly and replace every 3 months for best performance
Compatibility Note – Discover Collection only; not compatible with other branded hot tubs or the AquaRest DayDream Collection

Details

Product Type: Chemicals
Material: Polyester
Colour: White
Country of Origin: United States
Mould / Mildew Resistant: Yes
Freeze Resistant: Yes
Rust Resistant: Yes
Product Care: Rinse with water. Change every 3 months.
Durability: Rust Resistant, Freeze Resistant, Mould / Mildew Resistant, Antimicrobial

Customer Reviews

At a Glance

AquaRest Replacement Spa Hot Tub Filter

Extended Holiday Return Policy

Customer Reviews

At a Glance

Description

Specifications

Return Policy

AquaRest Replacement Spa Hot Tub Filter

Extended Holiday Return Policy