Silverhook Lightweight Glass Fibre Mat 150g – 0.5 sq. metres Ideal for repairing cracks, holes, car panels, roofing, boats, furniture, guttering and leaks on a wide range of surfaces including brick, metal, plastic, wood, aluminium etc. Use Big Boy Glass Fibre Mat with Big Boy Fibre Glass Resin Once set, the Fibre Glass is resistant to oil, grease, petrol and can withstand temperatures of up to 80 degrees farenheit Silverhook are one of the largest independent manufacturers of automotive lubricants and chemicals in the UK. Silverhook was established in 1994 and has gained a reputation throughout the automotive industry for providing quality products and an exceptional standard of service. Oils & Lubricants: All engine oils have API, ACEA specification. Oils within the range meet the following specifications: VW 500.00. & 505.00 (01/97); BMW Special Oil, Mercedes Benz 229.1 & Porsche GL. All Coolants and Antifreeze, Screenwash, Radiator Flush, Sealant and De-Icers meet BS6580.