1 / 7ROUJAENIN Clear Waterproof Sealant, 300 g
ROUJAENIN clear waterproof sealant is described as a 300 g water-based acrylic adhesive for indoor and outdoor sealing. Its stated uses include cracks and joints across materials such as tiles, wood, brick and concrete, with a clear finish claimed after application.
At a glance
- The listing describes a clear sealant intended for cracks, joints and damaged surfaces.
- Listed application surfaces include wood, tiles, brick, marble, concrete and roofs, for indoor or outdoor use.
- Application is described as brushing the product onto the surface once or several times.
Reference price: £10.99
Price checked: 13 Nov 2026
View offerAhead of Black FridayExplore the selectionPros and cons
Pros
- The stated clear finish is intended to seal without changing a surface's appearance.
- The listed application surfaces span several common building materials and indoor or outdoor repairs.
Technical specifications
5 specifications| Brand | ROUJAENIN |
|---|
| Weight listed | 300 Grams |
|---|
| Water resistance listed | Waterproof |
|---|---|
| Material listed | Water-based acrylic adhesive |
| Style listed | Silicone |
What to know before buying
Listing details to confirm
The listing calls the product a water-based acrylic adhesive under Material and Silicone under Style, while its title and feature text also call it silicone sealant. These descriptions are inconsistent, so check the formulation before buying if material compatibility matters. Claims about temperature performance, longevity and leak prevention are listing claims, not independently established results.
Who is it for?
A good fit for
- Buyers seeking a clear sealant for small indoor or outdoor cracks and joints on the listed surfaces.
- People who prefer a brush-on application, as described in the listing.
Less suited to
- Buyers who need a confirmed silicone or acrylic formulation before choosing a sealant.
- Projects requiring independently verified performance, temperature limits or longevity.
Customer reviews on Amazon
- 5 stars
61% 61% - 4 stars
17% 17% - 3 stars
11% 11% - 2 stars
4% 4% - 1 star
7% 7%
Customer feedback is unavailable here, so there is no basis to describe specific reported strengths or concerns. The aggregate rating distribution is mostly five- and four-star, with a notable three-star share and some one- and two-star ratings. This gives a mixed overall signal but does not reveal why people rated it that way or establish how well it seals. Consider the product’s listed surface range and the unresolved acrylic-versus-silicone description when deciding whether it suits your repair.
Frequently asked questions
What material is this sealant?
The listing identifies its material as water-based acrylic adhesive but labels its style Silicone and also calls it silicone sealant in the title and features. Confirm the formulation if it affects your choice.
Which surfaces does the listing say it can be used on?
It lists wood, tiles, brick, marble, concrete and roofs, and describes indoor and outdoor use.
How is it applied?
The listing says to brush it onto the desired surface once or several times. It does not provide a drying or curing time.
