About BOSTIK WATERPROOFING CHEMICAL
91 000 74051 Bostik Two in One is a chloride-free, integral waterproofing and water-reducing admixture formulated for use in concrete and plaster mixes. It enhances workability, improves compaction, blocks capillary penetration, strengthens cohesion, and boosts both compressive strength and durability.Key Benefits:Enhances concrete and plaster workability and compactionBlocks capillary water absorption, acting as internal waterproofingIncreases durability and compressive strength
Ideal For:Concrete roof slabsFloor screeds in bathrooms & damp zonesBasement slabs & wallsWater tank and sump plastering/concretingExternal and internal plastering
Dosage & Packaging:Recommended: 200 ml per 50 kg cementAvailable in sizes: 200 ml, 1 L, 5 L, 10 L, 20 L, 100 L, 200 L
Q1. What is Bostik Two in One used for?Its used as a dual-purpose admixture for waterproofing and improving workability in concrete and plaster, especially in roofs, basement slabs, screeds, and water retaining structures.
Q2. Why choose it over conventional waterproofing methods?Since it's added directly to the mix, it creates homogeneous internal waterproofing, avoiding surface layers that can peel or crack.
Q3. What is the recommended dosage?Use 200 ml per 50 kg cement for effective waterproofingfollowed across applications consistently.
Q4. Is it chloride-free and safe for use in water tanks?Yesit's fully chloride-free, making it safe for use in potable water storage areas without risk of corrosion.
Q5. Which applications are most suitable?Concrete roof slabsBathroom and exterior floor screedsBasement and wall plaster/concreteWater tanks, sumps, and external/internal plastering
Q6.
What packaging sizes are available?Common packaging includes 200 ml, 1 L, 5 L, 10 L, 20 L, 100 L, and 200 L containers.
Q7. How much does it cost?Pricing varies with your region and pack size.
Q8. How should it be stored?Store in a cool, dry place. Typically it has a shelf life of around 1 year in sealed containers.
Versatile, Durable WaterproofingThis waterproofing chemical from Bostik is engineered for use across diverse settings such as terraces, roofs, balconies, bathrooms, water tanks, basements, and exterior walls. Its high purity, UV resistance, and flexibility ensure robust protection against water infiltration and weather-related wear, extending the lifespan of treated surfaces in demanding Indian environments.
Simple Application, Reliable ResultsBOSTIK Waterproofing Solution is a ready-to-use, water-based liquid that applies smoothly via brush, roller, or spray. Its surface drying time is 1-2 hours and fully cures in just 24 hours, letting you complete projects efficiently. The flexible polymer formula bridges cracks and adapts to substrate movement, maintaining a watertight barrier over time.
Safe and Eco-Friendly ChoiceFormulated to be non-toxic, non-poisonous, and low in VOCs, this compound is safe for use in sensitive environments, including water tanks and residential spaces. With no harsh odors and compliance to international standards, it offers peace of mind for both applicators and end users, while protecting the environment.
FAQ's of BOSTIK WATERPROOFING CHEMICAL:
Q: How should I apply BOSTIK Waterproofing Chemical for optimal coverage?
A: To achieve the best results, dilute BOSTIK Waterproofing Chemical with water as specified and apply uniformly to the clean, dry surface using a brush, roller, or spray. Coverage typically ranges from 2-3 m2 per litre per coat, depending on the porosity of the substrate. Apply multiple coats if required, allowing each coat to surface dry (1-2 hours) before reapplication.
Q: What surfaces and areas are suitable for using this waterproofing compound?
A: The product is recommended for a variety of surfaces including terraces, slabs, balconies, roofs, bathrooms, water tanks, basements, and exterior walls. It is compatible specifically with cementitious substrates and works well in both residential and industrial scenarios.
Q: When does the waterproofed surface become usable after application?
A: The treated surface becomes surface-dry within 1-2 hours after application. However, it is important to allow a full curing period of 24 hours before exposing the surface to water or heavy use to ensure maximum effectiveness and durability.
Q: Where should I store BOSTIK Waterproofing Chemical to maintain its quality?
A: Store the product in a cool, dry place away from direct sunlight and frost to maintain its performance and extend its shelf life. Always ensure the container is tightly closed after use.
Q: What are the benefits of using BOSTIK Waterproofing Chemical over conventional methods?
A: BOSTIK provides high adhesion, effective crack bridging, flexibility, and UV resistance, resulting in long-lasting protection. Its user-friendly, water-based formula makes it easy to apply, environmentally friendly, and safe to use, while still meeting stringent Indian and international manufacturing standards.
Q: Can this chemical be used inside water tanks and potable water applications?
A: Yes, BOSTIK Waterproofing Chemical is a non-toxic, non-poisonous product with a mild odor and no hazardous VOCs, making it safe for use in water tanks and other sensitive applications after full curing.
Q: How long can I store the product before it expires, and what is the recommended packaging size?
A: BOSTIK Waterproofing Chemical has a shelf life of 12 months from the manufacturing date when stored under recommended conditions. It is available in 1 L, 5 L, 10 L, and 20 L plastic containers to cater to different project needs.