Price History for 18 in. x 20 in. x 1 in. MERV 13 (FPR 10) Health Defense Pleated HVAC AC Furnace Air Filters Replacement (2-Pack)

Name: 18 in. x 20 in. x 1 in. MERV 13 (FPR 10) Health Defense Pleated HVAC AC Furnace Air Filters Replacement (2-Pack)
SKU: 337697525

18 in. x 20 in. x 1 in. MERV 13 (FPR 10) Health Defense Pleated HVAC AC Furnace Air Filters Replacement (2-Pack)

Plumbing price trends

The Filterbuy replacement air filter 18x20x1 (actual size: 17.50 in. x 19.50 in. x 0.75 in.) ensures that your furnace, air conditioner, heat pump, or HVAC system is circulating the cleanest air possible to hel

ItemId: 337697525

UPC: 717267031356

$35.98

Last Updated

04-Nov-26 02:38 AM

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Price History Chart

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Lowest

$35.98 (Nov 3, 2026)

Highest

$44.98 (May 8, 2026)

Current

$35.98

View at Home Depot

Recorded price history

Date	Price
Nov 3, 2026	$35.98
Oct 18, 2026	$39.98
Sep 2, 2026	$44.98
Aug 19, 2026	$40.48
Jul 16, 2026	$44.98
Jul 14, 2026	$41.98
May 14, 2026	$44.98
May 9, 2026	$41.98
May 8, 2026	$44.98
Jan 25, 2026	$41.98
Dec 14, 2025	$39.98
Nov 17, 2025	$39.98
Nov 7, 2025	$39.98
Oct 29, 2025	$39.98

14 recorded prices; last found in Home Depot’s data on Nov 4, 2026. How we track prices

18 in. x 20 in. x 1 in. MERV 13 (FPR 10) Health Defense Pleated HVAC AC Furnace Air Filters Replacement (2-Pack) price analysis

Price analysis for 18 in. x 20 in. x 1 in. MERV 13 (FPR 10) Health Defense Pleated HVAC AC Furnace Air Filters Replacement (2-Pack) at Home Depot: today's price of $35.98 is the lowest price we've recorded for this listing.

The current price of $35.98 is 10% (or $4.00) below the MSRP of $39.98.
Today's price is 17% below its average daily price over the last 90 days ($43.19).
The lowest recorded price on PriceWatchPro was $35.98 on November 3, 2026. The current listing is at this all-time low.
The highest recorded price on PriceWatchPro was $44.98 on May 8, 2026. Today's price is $9.00 below that peak.
30-day trend: trending down 10.0% from $39.98 to $35.98.
Across 13 tracked price changes, the listing has dropped 5 times with an average drop of $3.90.
PriceWatchPro has been tracking this listing since October 29, 2025 (371 days of price history).

Compare

Compare 18 in. x 20 in. x 1 in. MERV 13 (FPR 10) Health Defense Pleated HVAC AC Furnace Air Filters Replacement (2-Pack) prices across retailers

Same item (UPC 717267031356), also tracked at:

Best Buy: Filterbuy - 18x20x1 MERV 13 Smoke & Allergy Defense, Electrostatic Pleated HVAC AC Furnace Air Filters Replacement (2-Pack) - Blue — $39.98