Price History for RO System 6-Month Supply Replacement Water Filter Cartridges Pack of 4 Filters, Sediment, CTO, GAC and Post-Carbon
Close
RO System 6-Month Supply Replacement Water Filter Cartridges Pack of 4 Filters, Sediment, CTO, GAC and Post-Carbon
Timely replacement of filter cartridges is essential for the water quality and lifespan of reverse osmosis system. There are 4 pieces of industrial standard-sized filter cartridges included in this genuine ISPR
Set Price Alert
Price History Chart
Recorded price history
| Date | Price |
|---|---|
| Jun 14, 2026 | $77.58 |
| May 11, 2026 | $77.59 |
| Dec 19, 2025 | $73.99 |
| Dec 14, 2025 | $75.99 |
| Nov 3, 2025 | $75.99 |
| Oct 19, 2025 | $75.99 |
| Oct 16, 2025 | $75.99 |
Analysis
RO System 6-Month Supply Replacement Water Filter Cartridges Pack of 4 Filters, Sediment, CTO, GAC and Post-Carbon price analysis
Price analysis for RO System 6-Month Supply Replacement Water Filter Cartridges Pack of 4 Filters, Sediment, CTO, GAC and Post-Carbon at Home Depot: Today's price is $77.58. The lowest recorded price on PriceWatchPro was $73.99 on December 19, 2025. That's $3.59 below today's price.
- Currently listed at $77.58, which is $1.59 above the original MSRP of $75.99.
- The lowest recorded price on PriceWatchPro was $73.99 on December 19, 2025. That's $3.59 below today's price.
- The highest recorded price on PriceWatchPro was $77.59 on May 11, 2026. Today's price is $0.01 below that peak.
- Across 6 tracked price changes, the listing has dropped 1 times with an average drop of $2.00.
- PriceWatchPro has been tracking this listing since October 16, 2025 (297 days of price history).
Related
More Plumbing deals on Home Depot
Track price history on other items shoppers are watching in this category.
Support
Home Depot FAQs
Tips for tracking this Home Depot item with alerts and price history.
How do I track price drops for Home Depot?
Pick a target price on this page and save it. We will email you when this Home Depot listing drops below your goal.
Where can I review price history?
Check the price history chart on this page to compare today’s price against recent highs and lows before buying.
Can I edit or pause alerts later?
Yes. Edit, pause, or delete alerts anytime from your PriceWatchPro dashboard after you sign in.
Snapshot
RO System 6-Month Supply Replacement Water Filter Cartridges Pack of 4 Filters, Sediment, CTO, GAC and Post-Carbon shopping snapshot
Track this Home Depot listing with real-time alerts, a full price history, and side-by-side savings tips.
Understand pricing trends
Use the chart above to see seasonal lows, promo spikes, and the average street price so you can time your purchase.
Set alerts that match your budget
Choose a target price and we will email you when RO System 6-Month Supply Replacement Water Filter Cartridges Pack of 4 Filters, Sediment, CTO, GAC and Post-Carbon dips below that number.
Shop confidently
Review specs, availability, and recent updates from Home Depot before jumping to the store page.