Price History for Tankless 5-in-1 Under-Sink Reverse Osmosis Water Filtration System with 600 GPD Membrane
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Tankless 5-in-1 Under-Sink Reverse Osmosis Water Filtration System with 600 GPD Membrane
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Price History Chart
Recorded price history
Showing the 30 most recent of 38 recorded prices.
| Date | Price |
|---|---|
| Sep 7, 2026 | $399.00 |
| Sep 4, 2026 | $289.00 |
| Aug 30, 2026 | $299.00 |
| Aug 29, 2026 | $399.00 |
| Aug 23, 2026 | $289.00 |
| Aug 22, 2026 | $399.00 |
| Aug 13, 2026 | $299.00 |
| Aug 1, 2026 | $289.00 |
| Jul 30, 2026 | $399.00 |
| Jul 24, 2026 | $299.00 |
| Jul 23, 2026 | $399.00 |
| Jul 16, 2026 | $289.00 |
| Jul 15, 2026 | $399.00 |
| Jul 10, 2026 | $299.00 |
| Jul 9, 2026 | $399.00 |
| Jul 5, 2026 | $289.00 |
| Jun 30, 2026 | $299.00 |
| Jun 25, 2026 | $399.00 |
| Jun 14, 2026 | $299.00 |
| Jun 7, 2026 | $289.00 |
| Jun 6, 2026 | $399.00 |
| May 31, 2026 | $248.98 |
| May 24, 2026 | $289.00 |
| May 10, 2026 | $248.98 |
| May 3, 2026 | $289.00 |
| Apr 26, 2026 | $299.00 |
| Apr 21, 2026 | $289.00 |
| Apr 16, 2026 | $299.00 |
| Apr 8, 2026 | $289.00 |
| Apr 4, 2026 | $299.00 |
Analysis
Tankless 5-in-1 Under-Sink Reverse Osmosis Water Filtration System with 600 GPD Membrane price analysis
Price analysis for Tankless 5-in-1 Under-Sink Reverse Osmosis Water Filtration System with 600 GPD Membrane at Home Depot: Today's price is $399.00. Current price is 18% above the 90-day average of $337.24 (a $61.76 above the running mean).
- Currently listed at $399.00, which is $0.00 above the original MSRP of $399.00.
- Current price is 18% above the 90-day average of $337.24 (a $61.76 above the running mean).
- The lowest recorded price on PriceWatchPro was $248.98 on May 10, 2026. That's $150.02 below today's price.
- The highest recorded price on PriceWatchPro was $399.00 on November 28, 2025.
- 30-day trend: essentially flat (less than 1% movement).
- Across 37 tracked price changes, the listing has dropped 18 times with an average drop of $65.00.
- PriceWatchPro has been tracking this listing since November 28, 2025 (299 days of price history).
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