Price History for HF8418-01P Platinum Purple Pool and Spa Filter Cartridge Replacement, 20 sq. ft. Filtration Area
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HF8418-01P Platinum Purple Pool and Spa Filter Cartridge Replacement, 20 sq. ft. Filtration Area
Upgrade your spa experience with the Platinum Purple Spa Filter Cartridge Replacement, which is compatible with specific models for superior use. Designed for optimal performance, this premium filter cartridge
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Price History Chart
Recorded price history
Showing the 30 most recent of 31 recorded prices.
| Date | Price |
|---|---|
| Aug 1, 2026 | $84.52 |
| Jul 31, 2026 | $87.89 |
| Jul 20, 2026 | $84.52 |
| Jul 10, 2026 | $89.99 |
| Jul 9, 2026 | $124.99 |
| May 31, 2026 | $89.99 |
| May 23, 2026 | $86.02 |
| May 22, 2026 | $116.99 |
| May 16, 2026 | $86.02 |
| May 11, 2026 | $89.99 |
| May 5, 2026 | $92.99 |
| Apr 25, 2026 | $89.99 |
| Apr 24, 2026 | $116.99 |
| Apr 12, 2026 | $89.99 |
| Apr 11, 2026 | $116.99 |
| Mar 15, 2026 | $89.99 |
| Mar 14, 2026 | $114.99 |
| Mar 2, 2026 | $89.99 |
| Mar 1, 2026 | $120.99 |
| Feb 12, 2026 | $139.98 |
| Feb 11, 2026 | $114.99 |
| Jan 30, 2026 | $139.98 |
| Jan 25, 2026 | $129.98 |
| Jan 21, 2026 | $139.98 |
| Jan 17, 2026 | $116.83 |
| Jan 16, 2026 | $114.99 |
| Jan 11, 2026 | $116.83 |
| Dec 14, 2025 | $114.49 |
| Dec 5, 2025 | $114.49 |
| Nov 23, 2025 | $114.49 |
Analysis
HF8418-01P Platinum Purple Pool and Spa Filter Cartridge Replacement, 20 sq. ft. Filtration Area price analysis
Price analysis for HF8418-01P Platinum Purple Pool and Spa Filter Cartridge Replacement, 20 sq. ft. Filtration Area at Home Depot: Today's price is $84.52. That's 26% off the MSRP of $114.49. Current price is 10% below the 90-day average of $94.09 (a $9.57 below the running mean).
- The current price of $84.52 is 26% (or $29.97) below the MSRP of $114.49.
- Current price is 10% below the 90-day average of $94.09 (a $9.57 below the running mean).
- The lowest recorded price on PriceWatchPro was $84.52 on July 20, 2026. The current listing is at this all-time low.
- The highest recorded price on PriceWatchPro was $139.98 on January 21, 2026. Today's price is $55.46 below that peak.
- 30-day trend: trending down 32.4% from $124.99 to $84.52.
- Across 30 tracked price changes, the listing has dropped 14 times with an average drop of $17.69.
- PriceWatchPro has been tracking this listing since October 30, 2025 (282 days of price history).
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