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Sika SikaBond SBR is a premium 5L waterproof bonding agent and admixture designed to enhance adhesion and durability in mortar, screeds, and renders. Its fast-drying, tacky formula smooths rough concrete surfaces, repels dust, and provides a reliable primer for tiling and flooring projects. Trusted by professionals and DIYers alike, it delivers long-lasting waterproof performance and versatility for a variety of building applications.







| ASIN | B01JYXFHRE |
| Best Sellers Rank | 1,354 in DIY & Tools ( See Top 100 in DIY & Tools ) 4 in Waterproofers |
| Brand | Sika |
| Colour | White |
| Compatible Material | Concrete |
| Country Of Origin | China |
| Customer Reviews | 4.6 out of 5 stars 1,225 Reviews |
| Global Trade Identification Number | 05055492700476 |
| Included Components | 1 x Sikabond SBR+ White 5L |
| Item Dimensions | 28 x 13 x 6.5 centimetres |
| Item Form | Liquid |
| Item Type Name | SIKABOND SBR 443839 |
| Item Weight | 5.2 Kilograms |
| Item dimensions L x W x H | 28 x 13 x 6.5 centimetres |
| Item weight | 5.2 Kilograms |
| Manufacturer | Sika Everbuild |
| Manufacturer Contact Information | Sika Everbuild 41 Knowsthorpe Way, Leeds LS9 0SW |
| Manufacturer Part Number | SIKASBR5 |
| Material | Rubber |
| Model Number | SIKASBR5 |
| Number of Items | 1 |
| Style | Single |
| Style Name | Single |
| Surface Recommendation | Floor |
| Unit Count | 1000.0 millilitre |
| Water Resistance Level | Waterproof |
| Water resistance level | Waterproof |
N**S
Versatile Additive
I used it in the mortar mix for flaunching/haunching my chimney top. Nice and sticky and waterproof. Also, it’s a great primer for tiling.
M**E
This Sbr is a game changer on concrete floor
This is the product I never knew I needed in my life. I was wondering what I was going to do with my concrete floor in order to lay vinyl flooring. The floor was dusty and rough to the touch. I put the first coat and within 15mins it was getting tacky and a bit dry. An hour later I came in with a second coat and let me just say wow my flooring changed from rough to glass smooth. it was like a miracle occurring in my face. Brushing the floor was amazing. The brush just glides and the dust is all gone. Since I couldn't lay my peel and stick yesterday, I decided to put another coat this morning and lay my floor after couple of hours. The sbr is tacky enough when dry but still allows people to walk on it. Fluff doesn't stick to it even though its tacky. This stuff is also suitable for those with a garage or basement and they don't plan to put anything else like carpet, wooden flooring or vinyl. I mixed 1 part to 3 parts water and I only used a small amount so this will go a long way. The bottle size and amount is good for the money. For someone who intends to only do a room or two I'm sure a 1ltr bottle is more than enough. It's milky and in liquid form so it's quite runny and not thick. I wore gloves and used a random cleaning brush to brush it on the floor and I think for concrete floor, thats the best way than using paint rollers. The brush also removes left over debris while applying the sbr. It rubs on very quickly and smooth and we will wait to see the durability of the sbr over time.
S**R
Good gear
Does what it says on the tin
P**J
easy to use
Appears to be working well easy to use. Used to fix coping stones which had come loose.
T**N
GREAT PRODUCT - GOOD VALUE- GREAT SERVICE
Sika SikaBond SBR Waterproof General Purpose Bonding Agent. GREAT PRODUCT - GOOD VALUE- GREAT SERVICE.
M**R
Great Product. Work’s well
I used Sika Bond SBR+ for a DIY project, and it worked really well. It made the cement mix stronger and easier to apply. The consistency was great, and it helped stop the mix from cracking when it dried. Even though I’m not a professional, I found it really simple to use. Just follow the instructions, and it does exactly what it’s supposed to. It also improved how well the cement stuck to surfaces, which was really helpful. Overall, it’s a great product for anyone working with mortar or concrete. Definitely recommend!
T**E
Great SBR bonding agent.
Looks a bit weak when poured out into a container, but when brushed on to the surface it just works. Drys to a clear finish, and seems to stick the Toupret masonry repair really well.
A**R
Container
Product itself is what you expect. 3 stars is for the container impossible to pour without waste and making a mess
Trustpilot
2 months ago
2 weeks ago