Techniseal: How to apply a water-based wet-look paver sealer - YouTube
Smartseal UK Ltd - Here is a brilliant comparison of the Smartseal Block Paving 'Matt' Sealer, showing both sides of an unsealed and sealed area (left side not sealed, right side sealant
SmartSeal Block Paving Sealer - MATT Finish - Durable Sand Hardener & Weed Inhibitor for a MATT Look Finish on Block Paved Driveways and Patios; Seals & Protects (5 Litre)…: Amazon.co.uk: DIY
Oil Based Block Paving Sealer – MATTE – (Available in 5 & 20 Litres) - M Miller Surface Maintenance
Block Paving Sealer | Resiblock Superior Natural Matt | Resiblock Block Paving