Bostik Plug Leak Fast Setting Hydraulic Cement Powder

91 000 74051 Bostik Block C902 Powerplug (formerly Plug Leak) is a fast-setting, non-shrink hydraulic cement-based powder designed to instantly stop active water leaks in concrete and masonry. Its expansive, quick-curing formula works even underwater and under high hydrostatic pressure to deliver a durable seal.Quick setting: stops streaming water within 2–3 minutes Non-shrink & expansive: locks out water while maintaining integrity Versatile usage: effective underwater, on vertical/horizontal surfaces, and against hydrostatic pressure Safe formulation: free from metallic aggregates, lead, and corrosive agents Zero water permeability after curing Ideal for Use In:Concrete segments, retaining walls, basements, foundations, tunnels, swimming pools, water tanks, fountains, sea walls, water channels, and masonry liningsQ1. What is Bostik Block C902 Powerplug used for?It's used to instantly seal active leaks in concrete or masonry by applying a fast-setting, non-shrink hydraulic cement.Q2. How quickly does it set?It sets within 2–3 minutes, making it ideal for emergency leak repairs. Q3. Can it be used underwater or on flowing water?Yes—it's effective underwater and against hydrostatic pressure on both vertical and horizontal surfaces. Q4. Is it durable and waterproof after curing?Absolutely—it provides a long-lasting, zero-permeability seal.Q5. How do I apply it?Mix the powder with water to a mortar-like consistency. Apply immediately (within 2 minutes), hand-press into the leak, and leave a small draining point until setting is complete. Q6. What surfaces are suitable?Ideal for concrete segments, tunnels, pools, water storage facilities, basements, fountains, piers, canals—basically where leaks occur in concrete/masonry. Q7. What packaging sizes are available?Available in 1 kg and 5 kg powder packs. Q8. What is its shelf life?Lasts up to 12 months when stored in sealed, dry, and cool conditions. Q9. What is the price of Bostik Block C902 Powerplug?Prices vary. As a reference, a 5 kg pack is approximately ₹499 based on current supplier listings. (Contact CivilizeMart for the latest pricing and bulk rates.)