General description This Anti-Slip Additive is designed to enhance safety on patios and block paving by providing extra grip. It is easy to use and works in conjunction with Thompson's Patio & Block Paving Seal, available in satin or wet look finishes. Not suitable for natural finish surfaces, it is compatible with all treated patio and block paving including flagstones, granite, cast, limestone, and sandstone. Technical specifications Size: 200g Type: Anti-Slip Additive Coverage: approximately 30 m² per litre when used with sealant Compatibility and accessories Compatible with Thompson's Satin and Wet Look Patio & Block Paving Seals Should not be used with Natural Finish sealants Installation Prepare the surface as directed on the sealant pack For satin finishes: apply two coats of sealant before adding the additive For wet look finishes: apply one coat of sealant before adding the additive Ensure the sealant is fully dry before applying the additive Mix the additive into the