Price History for 16 in. x 21.5 in. x 4 in. MERV 11 (FPR 7) Allergen Defense Pleated HVAC AC Furnace Air Filters Replacement (4-Pack)
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16 in. x 21.5 in. x 4 in. MERV 11 (FPR 7) Allergen Defense Pleated HVAC AC Furnace Air Filters Replacement (4-Pack)
The Filterbuy replacement air filter 16x21.5x4 (actual size: 16.00 in. x 21.50 in. x 3.63 in.) ensures that your furnace, air conditioner, heat pump, or HVAC system is circulating the cleanest air possible to h
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Price History Chart
Recorded price history
| Date | Price |
|---|---|
| Oct 18, 2026 | $126.96 |
| Jan 25, 2026 | $106.96 |
| Dec 14, 2025 | $101.28 |
| Dec 2, 2025 | $101.28 |
| Nov 10, 2025 | $101.28 |
| Oct 23, 2025 | $101.28 |
6 recorded prices; last found in Home Depot’s data on Nov 4, 2026. How we track prices
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Analysis
16 in. x 21.5 in. x 4 in. MERV 11 (FPR 7) Allergen Defense Pleated HVAC AC Furnace Air Filters Replacement (4-Pack) price analysis
Price analysis for 16 in. x 21.5 in. x 4 in. MERV 11 (FPR 7) Allergen Defense Pleated HVAC AC Furnace Air Filters Replacement (4-Pack) at Home Depot: today's price of $126.96 is the highest price we've recorded for this listing.
- Currently listed at $126.96, which is $25.68 above the original MSRP of $101.28.
- Today's price is 14% above its average daily price over the last 90 days ($110.96).
- The lowest recorded price on PriceWatchPro was $101.28 on October 23, 2025. That's $25.68 below today's price.
- The highest recorded price on PriceWatchPro was $126.96 on October 18, 2026.
- No meaningful price drops recorded in the tracked history — this listing has held steady or trended upward.
- PriceWatchPro has been tracking this listing since October 23, 2025 (377 days of price history).
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Compare 16 in. x 21.5 in. x 4 in. MERV 11 (FPR 7) Allergen Defense Pleated HVAC AC Furnace Air Filters Replacement (4-Pack) prices across retailers
Same item (UPC 717267279727), also tracked at:
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