SBR Latex in Waterproofing: Uses, Benefits & How to Apply

SBR latex improves bonding and water resistance when used with cementitious materials for waterproofing, bonding coats, and repair mortars. Dr. Fixit Pidicrete URP is an SBR latex-based solution that can be used on various surfaces throughout the house/building. Mixing ratios vary by application, so always follow the product-specific technical instructions for waterproof coatings, bonding coats, and repair mortars. SBR latex is not suitable for every waterproofing problem; select the right system based on the surface and extent of damage.

Share On:

Damp patches, peeling surfaces, and recurring seepage can point to deeper moisture issues. Choosing the right waterproofing system helps address these problems at the source. SBR latex in waterproofing is used with cementitious mixes for applications such as waterproofing and concrete repairs.

Dr. Fixit Pidicrete URP (SBR latex) is a Styrene-Butadiene co-polymer latex liquid. It can improve the bonding between concrete and plaster. It can also enhance the strength and water resistance of the surfaces it is applied to.

 

What SBR Latex Is Used For
 

SBR latex in waterproofing is commonly used with cement for three main purposes:
 

• Improving the bond between old and new concrete or plaster
   
• Creating cementitious waterproofing coatings
   
• Modifying repair mortar for better strength and water resistance

These applications make SBR latex relevant across repairs and waterproofing work. The right application depends on the surface, the problem, and the required waterproofing system.
 

Where it is used
 

SBR latex can be used in bonding coats, repair mortars, and cement-based waterproofing applications. Dr. Fixit Pidicrete URP can be used on various areas across the house.

For example, a bonding coat can help improve adhesion between existing concrete and new material. A modified repair mortar can support repairs where water resistance is a must.

Surface preparation remains important. Properly prepare the surface before applying any waterproofing or repair system.

 

Benefits of SBR Latex
 

The key benefits of SBR latex as a waterproofing chemical include improved bonding, water resistance, and repair-mix performance.

Other potential benefits include:
 

• Better adhesion between cementitious materials
   
• Improved water resistance in repair mixes
   
• Improved flexibility in cement-based applications
   
• Reduced shrinkage cracking in suitable repair applications
   

These benefits can help support a more durable waterproofing system when the product is selected and applied correctly.

 

How to Mix & Apply SBR Latex
 

The mixing ratio depends on the intended application. With Dr. Fixit Pidicrete URP, the Technical Data Sheet (TDS) specifies different cement ratios for different uses.
 

• To waterproof a concrete slab, mix the product with cement at a 1:2 ratio.
   
• For a bond coat between new and old concrete, the specified cement ratio is one-to-one.
   
• Repair mortar applications use product-specific quantities and should follow the relevant technical guidance.
   

The exact application method should therefore vary based on the surface’s requirements.
 

Application
 

• The surface should be suitably prepared. 
   
• Remove loose material, dirt and other contaminants. 
   
• Address cracks, voids, and surface defects before waterproofing.
   
• Next, prepare the selected cementitious mix according to the product instructions. 
   
• Apply the system using the recommended method and number of coats for the intended application.
   
• For dependable results, avoid changing ratios or application steps without technical guidance. 
   
• Trained professionals should assess and carry out waterproofing work.

SBR vs Other Waterproofing Options
 

SBR latex in waterproofing is particularly relevant when you need improved bonding or a cement-based repair or waterproofing system. It suits concrete and plaster applications where adhesion and water resistance matter.

However, not every leakage problem requires the same solution. External walls, terraces, bathrooms, water tanks, and structural repairs can require different waterproofing systems.

For example, Dr. Fixit Raincoat Classic is ideal for exterior walls, while Dr. Fixit Roofseal Select is best used for heavy-duty terrace waterproofing. The right choice should therefore follow an assessment of the surface, the source of moisture, and the extent of damage.

To learn more about Dr. Fixit’s range of waterproofing products, fill out the form below to connect with an expert.

 

Frequently asked questions
 

What is SBR latex used for?

SBR latex is used with cementitious materials for bonding, waterproofing, and concrete or mortar repair applications. When used as specified, it can improve adhesion, strength, and water resistance.


How do I use SBR latex for waterproofing?

SBR latex is mixed with cement according to the intended application. The required ratio and application method can vary. Follow the product-specific technical instructions and use trained professionals for application.


What are the benefits of SBR latex?

Key benefits include improved bonding, enhanced water resistance, and improved performance of suitable repair mixes. Some applications can also benefit from improved flexibility and reduced shrinkage cracking.


How do I mix SBR latex with cement?

The ratio depends on the application. For Dr. Fixit Pidicrete URP, the manufacturer specifies a 1:2 cement ratio for concrete slab waterproofing and 1:1 for a bond coat.


Which Dr. Fixit product is SBR latex-based?

Dr. Fixit Pidicrete URP is a styrene-butadiene copolymer latex liquid used for repairs and waterproofing.