Replicates the original water-repellent finish applied to outdoor products Versatile - works on any outdoor fabric Easy to use - can be painted or sprayed on Fabsil Universal Protector Liquid replicates the original water-repellent finish found on all kinds of outdoor gear and equipment, to \"re-proof\" your gear and help to keep you dry in even the wettest weather. Trusted by professionals and outdoor enthusiasts for years, it\'s a high-performance, silicone-based waterproofing treatment that\'s suitable for use on tents, boat covers, parasols, garden chairs, and umbrellas (it could even protect your convertible car roof). For lightweight nylon materials, the coverage is up to 18m² per litre. For lightweight canvas materials, the coverage is approximately 7.5m² per litre and for medium weight canvas, it is approximately 5m² per litre.