Description
Flash Harry Drip Stop is an economical, easy-to-use waterproofing sealer that requires no membrane, making application quick and hassle-free. Designed for underwater and wet-area applications, this non-toxic sealer is ideal for sealing leaks, cracks, and problem areas where conventional waterproofing systems struggle. With excellent adhesion and durability, Flash Harry Drip Stop provides reliable waterproof protection for a wide range of surfaces.
Coverage is efficient and simple, with 1 litre covering 1 square meter and 5 litres covering 5 square meters, making it suitable for both small repairs and larger sealing projects.
Key Features
- Membrane-free waterproofing sealer
- Ideal for underwater and wet-area applications
- Non-toxic and safe to use
- Easy to apply and economical
- Excellent sealing and adhesion properties
- Coverage: 1L = 1m² | 5L = 5m²
- Suitable for repairs, leaks, and general waterproofing


































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