Flex Caulk, Waterproof & Weatherproof Hybrid Polymer Sealant, Strong, Paintable, Indoor, Outdoor, Bath, Shower, Sink, Window, Baseboards, Door, RV, Roof, Wood, Auto & Marine, White, 9 oz, 1-Pack
by Flex Seal · Painting Supplies & Wall Treatments
In Stock
118 verified reviews · We may earn a commission · Disclosure
Fair price · based on price history, ratings & popularity
- Popularity
- Popular
- Network
- amazon
- Prime
- Not eligible
- Region
- ca
Why it's a great deal
Easy to use
No caulk gun needed
Adjustable Trigger Flow Nozzle
Advanced hybrid polymer formulation
Snap & Save cap eliminates waste
Seals out water, air, and moisture
Adheres to virtually any surface, wet or dry
Won’t shrink, crack, or become brittle
UV and chemical resistant
Fully paintable
Our Data-Driven Analysis
Flex Seal holds a 4.3/5 rating from 118 verified buyer reviews in our Painting Supplies & Wall Treatments category. This is a solid rating indicating the majority of buyers are satisfied with their purchase.
Our proprietary Deal Score rates this a 4.0/10 based on price history, rating trends, review velocity, and category positioning. Fair value currently — consider waiting for a deeper discount if your timeline is flexible.
Compared to 8 similar products in Painting Supplies & Wall Treatments, pricing is above the category average (CA$16.10).
Analysis generated from 118 verified reviews · Price data updated hourly · Methodology: how we analyze
Customer Ratings
This product holds a 4.3/5 average from 118 verified customer ratings on Amazon. We surface the genuine retailer rating here so you can judge the deal at a glance — and we link straight to the source so you can read the real reviews yourself.
Read customer reviews on AmazonRatings are aggregated from Amazon and re-verified hourly. We may earn a commission if you buy through our link.
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Flex Seal
CA$25.99