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Flex Seal, 14 oz, White, Stop Leaks Instantly, Waterproof Rubber Spray On Sealant Coating, Perfect for Gutters, Wood, RV, Campers, Roof Repair, Skylights, Windows, and More
AMAZON.COM
Price
$ 18.95
Last price was updated on: 15th Dec 2025, 08:31 PM
Pricing Analytics & Buying Assistance
Price Score:
Excellent!
Poor
Average
Good
Excellent
Current Price
$18.95
$5.59
Lowest
$30.90
Highest
Buying Advice:
Excellent! Buy now. 54% chance price goes up. Buy soon.
Excellent! Buy now. 54% chance price goes up. Buy soon.
Price History Benchmarks
Lowest Ever
$5.59
4th Jul 2018
Highest Ever
$30.90
4th Apr 2020
Average Price
$15.32
596 data points
Last 3M Low
$14.87
3rd Nov 2025
Last 6M Low
$13.38
4th Aug 2025
Last 12M Low
$12.88
18th Dec 2024
Price History Chart
Product Variants
Product Technical Information
| Product Code | B00W5PLX04 |
|---|---|
| Market Place | amazon.com |
| Market Place Name | Amazon.com |
| Brand Name | Flex Seal |
| Rating | 4.4 ( 38127 ratings ) |
| Category | Sealers |
| Manufacturer | Swift Response, LLC |
| Model Number | FSWHTR20 |
| Item Color | White |
| Item Size | 14 oz (Pack of 1) |
| Item Dimensions | 9.5 x 2.5 x 2.5 inches |
Frequently Asked Questions
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What is the lowest price ever for this product?The lowest price for Flex Seal 14 oz White Stop Leaks Instantly Waterproof Rubber Spray On Sealant Coating Perfect for Gutters Wood RV Campers Roof Repair Skylights Windows and More was $5.59 on 4th Jul 2018. This is the best recorded deal so far.
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What is the highest price ever for this product?The highest price for Flex Seal 14 oz White Stop Leaks Instantly Waterproof Rubber Spray On Sealant Coating Perfect for Gutters Wood RV Campers Roof Repair Skylights Windows and More was $30.90 on 4th Apr 2020. Prices have dropped since then.
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What is the average price of this product?The average price for Flex Seal 14 oz White Stop Leaks Instantly Waterproof Rubber Spray On Sealant Coating Perfect for Gutters Wood RV Campers Roof Repair Skylights Windows and More is $15.32 (596 data points). This helps you compare current deals.
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What is the lowest price in the last 3 months?In the last 3 months, Flex Seal 14 oz White Stop Leaks Instantly Waterproof Rubber Spray On Sealant Coating Perfect for Gutters Wood RV Campers Roof Repair Skylights Windows and More reached a low of $14.87 on 3rd Nov 2025. Recent price trends may help you decide when to buy.
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Should I buy this product now?Buy now. The price is excellent compared to its history. 54% chance price goes up. Price may increase soon.