Why it's a great deal
19-Oz Frost King ACF19 Air Conditioner Coil Foaming Cleaner
4.6
(17,426 reviews)
$6.35
$16.10
FREE shipping with Prime · FREE delivery on $35+ orders
At $6.35 it's 34% below its 12-month average. Lowest tracked: $5.01.
Verified by Thrifle price tracking
Price intelligence
Is this a good price?
Tracked since Jun 12, 2025 · updated daily
Current price
$6.35
−34% vs 1YRAvg $9.52 (90D) · -33% vs 90D avg
This deal
$6.35
Typical price
$9.58
All-time low
$5.01
vs 12-mo average
−34%
this deal$9.57
typical$0.90
any-seller low · Amazon $4.48100/100
Drop Tendency
Product info
About this deal
19-Oz Frost King ACF19 Air Conditioner Coil Foaming Cleaner is currently $6.35 at Amazon — below its 12-month average price of $9.58, making this a genuinely lower-than-usual price for a well-rated maintenance staple.
This foaming cleaner is designed for AC evaporator and condenser coils. It sprays on, penetrates debris and grime, then rinses away, helping restore airflow and efficiency. With 4.6 stars from over 17,000 reviews, it has a strong track record among homeowners and HVAC DIYers alike.
Good for anyone doing seasonal AC maintenance or trying to stretch the life of a window unit or central system. If your unit is running warm or struggling, dirty coils are often the culprit and this is a low-cost first step. One honest note: the all-time low on this item has been as little as $0.01, so price-sensitive buyers may want to track it.
Deal facts
Highlights
- 4.6 stars, 17,000+ reviews
- Saves ~$3 vs. 12-month average
- Easy DIY AC coil maintenance
Specifications
| Brand | Frost King |
| Category | Tools & Home Improvement |
| List price (MSRP) | $16.10 |
| Recent demand | 10,000+ bought last month |
| Sold by | Amazon |
Product details sourced from Amazon. Specs and availability may change.
Frequently asked questions
6 questions
Is this a good price for 19-Oz Frost King ACF19 Air Conditioner Coil Foaming Cleaner?
At $6.35, this is 61% off the listed retail price of $16.10 — a verified saving of $9.75.
What is Amazon's return policy?
Amazon offers a 30 days return window. Free returns: Yes (most items). Restocking fee: None (marketplace sellers may vary). See the full Amazon return policy at https://thrifle.com/return-policy/amazon.
When does this deal expire?
This deal has already ended.
Is $6.35 a good price for Frost King ACF19 Air Conditioner Coil Cleaner?
Yes — $6.35 is below the 12-month average price of $9.58, saving you about $3.23 compared to what it typically sells for on Amazon.
What does the Frost King ACF19 coil cleaner actually do?
It's a foaming spray designed to clean evaporator and condenser coils on AC units, removing dirt and grime to help restore airflow and cooling efficiency. It's rated 4.6 stars from over 17,400 reviews.
Has this AC coil cleaner ever been cheaper on Amazon?
Yes — the recorded lowest price in the last 12 months was $0.01, so the current $6.35 is a fair price but not the absolute floor if you're willing to wait and track it.
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