YKF Clear Acrylic Waterproof Sealant, 68 fl oz

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Product guide

YKF Clear Acrylic Waterproof Sealant, 68 fl oz

YKF transparent waterproof sealant is a clear, brush-on acrylic coating intended for localized leak repairs and surface gaps. Its listed 68 fl oz size suits projects covering multiple repair areas, but application requires clean, dry surfaces and time for coats to dry and fully cure before water exposure.

At a glance

Clear, water-based acrylic coating described for small cracks, seams and gaps.
Listed for concrete, brick, masonry, wood, metal, ceramic and tile when surfaces are properly prepared.
Instructions call for stirring, brushing on thin even coats, letting each coat dry, and allowing full cure before water exposure.
Clear finish is intended for visible repair areas where retaining the surface's appearance matters.

Price

$35.98Save 28%

Reference price: ~~$49.99~~

Price checked: Nov 12, 2026

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Often bought together

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GE All Purpose Silicone Caulk, Clear, 10 fl oz Cartridge, 12 Pack - 100% Waterproof Silicone Sealant, Stronger Adhesion, Freeze & Sun Proof

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Pros and cons

Pros

Clear coating can be useful on visible brick, tile edges and trim where a colored patch would stand out.
The listed material compatibility spans several common building surfaces.
A single larger container is described as suitable for multiple small repair areas.

Cons

The application sequence requires dry time between coats and a full cure before water exposure, so it is not an immediate-use patch.

Technical specifications

10 specifications

Identity and formulation
Brand	YKF
Material	Acrylic
Form	Liquid
Color	Crystal Clear

Dimensions and installation
Dimensions listed	6.3 x 6.3 x 6.69 inches
Weight listed	2 kg

Materials and protection
Water resistance listed	Waterproof
Compatible materials listed	Concrete, Wood, Metal, Brick, Ceramic, Masonry

Package details
Style	Crystal Clear 68 OZ
Number of items	1

What to know before buying

Listing details to confirm

The listing uses 68 fl oz in the title and style name but gives 67.63 Fluid Ounces as the unit count. Treat the capacity as approximately 68 fl oz rather than assuming the figures are identical. The supplied guidance also specifies small, localized repairs on clean, dry surfaces, thin coats, and full curing before water exposure.

What’s in the box

Included

Waterproof sealant

Who is it for?

A good fit for

Home maintenance involving small cracks, seams or gaps on listed compatible surfaces.
Visible repairs where a clear finish is preferred over a colored coating.
Projects with multiple repair areas and time available for coats to dry and cure.

Less suited to

Buyers needing a quick fix that can be exposed to water immediately.
Large-area waterproofing or a repair method other than a brush-on liquid coating.

YKF Clear Acrylic Waterproof Sealant, 68 fl oz · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.4 / 5 · 780 ratings

5 stars72%72%
4 stars10%10%
3 stars8%8%
2 stars4%4%
1 star6%6%

Customer feedback reports favorable impressions of clarity, water resistance and drying time, including a report of reduced seepage through basement walls and comments that brick appearance remained unchanged. Buyers also report mixed value and durability experiences, with some saying it held up well and others describing durability concerns. Those accounts are relevant to this coating's intended localized repairs, but they do not establish how it will perform on a particular surface or under specific exposure conditions.

Positive themes

Customers report clear appearance, water resistance and quick drying.

Negative themes

Some customers report durability concerns and say it was not worth the cost.

Mixed feedback

Feedback on value and durability is mixed, and leakage-related experiences are not uniformly positive.

Frequently asked questions

What surfaces is the sealant listed for?

The listing names concrete, wood, metal, brick, ceramic and masonry, and also describes use on tile. It advises applying to properly prepared surfaces.

How should it be applied?

The supplied instructions say to clean and dry the area, stir the liquid, brush on thin, even coats, and let each coat dry before adding another. Allow full curing before water exposure.

Is the finish clear?

The product is listed as crystal clear and described as drying transparent. Customer feedback also mentions clarity and preserving the appearance of brick, although results can depend on the surface and application.

How much is included?

The title and style name say 68 fl oz, while the unit-count field says 67.63 Fluid Ounces. The listing therefore indicates roughly 68 fl oz but presents the exact quantity inconsistently.