Dragon Bitumen Compund 2.5kg

For sealing cracks in concrete, bricksasbestos sheets etc :

Clean out crack of any dust or loose material

Fill crack with sealing compound using a knife or trowel

For stopping leak round the heads of nails on roof sheets :

Apply a coat of sealing compound round the nail heads with a stiff brush

For repairing holes on roof sheet :

Apply a coating of sealing compound round the hole

Cover the hole with a piece of cloth

Paint over the cloth with sealing compound