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.