The Northstone Ready Mac Tarmac Pothole Filler 25kg is a premium bituminous macadam repair product designed for the cold-lay repair of potholes, driveways, and car parks. This ready-to-use mix requires no heating or professional tools; it can be applied directly from the bag and compacted with a shovel or tamper. It provides a durable, long-lasting surface that is ideal for road crossings and general tarmac maintenance.