BPI Tanking Slurry – 20kg With Mixing Bucket

Product Description

BPI Tanking Slurry is a professional-grade, cementitious waterproofing compound designed for use as part of a complete internal waterproofing system. Engineered for reliability in demanding environments, it forms a dense, durable barrier that protects structures against water ingress and damp penetration.

Developed for trade professionals, this high-performance formulation bonds directly to prepared masonry and concrete substrates, creating a seamless waterproof coating suitable for basements, cellars, and below-ground structures.

Supplied as a convenient 20kg system with mixing bucket, BPI Tanking Slurry integrates seamlessly with the wider BPI waterproofing range, allowing contractors to specify and install with confidence.

Special Features

• Professional-grade cementitious waterproofing system
• Designed for below-ground internal waterproofing
• Forms a dense, impermeable barrier against water ingress
• Excellent adhesion to concrete and masonry substrates
• Suitable for use in conjunction with BPI waterproofing systems
• Supplied with mixing bucket for efficient on-site application
• Ideal for trade and specialist contractors

Typical Applicatons

• Basement waterproofing systems
• Cellars and below-ground structures
• Retaining walls
• Lift pits and service ducts
• Internal damp-proofing applications

Application Guide

1. Ensure substrate is clean, sound, and free from contaminants
2. Pre-dampen surface prior to application
3. Mix to a smooth, lump-free consistency
4. Apply by brush or trowel in multiple coats
5. Allow adequate curing between coats

Important: See the TDS for more details.

Specification

• Product Type: Cementitious waterproof tanking slurry
• Standard: Conforms to EN 998-1:2010
• Application Area: Internal waterproofing
• Coverage: Dependent on the porosity of the substrate but as a guide 12m² per 20Kg powder
• Pot Life: 30-50 minutes at 23°C, shorter at higher temperatures
• Application Method: Brush or trowel
• Application Temperature: +5°C to +25°C
• Substrates: Concrete, masonry, brickwork, blockwork
• Curing Time: Dependent on temperature and conditions but approx 6-8 hour
• Skin Time: 2 hours
• Pack Size: 20kg
• Colour: Grey

Health & Safety

For all technical and safety data sheets please see the downloads section.