Coverage: Approx. 10.6sqm to 50mm depth Usage: Hardcore/Void Filling Package Type: Jumbo Bag Type: Sub Base Brand Name: Tarmac Features & benefits For preparing an even surface for Asphalt driveways and roads Meets all Department of Transport specifications MOT Type 1 is a must for high quality paths and is the most commonly used granular sub base for building paths Actual bag weights may vary due to the level of moisture within the product