Everbuild Black Jack 903 Bitumen Trowel Mastic

The Everbuild Black Jack 903 Bitumen Trowel Mastic in the 5 litre size is the professional's choice for larger repair projects and extensive roofing work. This generous capacity ensures you have sufficient material for substantial jobs without the need for frequent reordering, making it highly cost-effective for trade applications. This black, heavily filled bituminous compound is reinforced with added fibres and applies smoothly by trowel. Primarily used for patching holes in roofs and bituminous coatings, it forms a tough surface skin whilst the underlying mass remains so