Damp Proofing Blackhall Colliery, Hartlepool - Welcome to the Blackhall Colliery Damp Proofing Directory listing recommended damp proofing companies in Blackhall Colliery. It lists those who offer damp proofing treatments and damp proofing in Blackhall Colliery, Hartlepool. Do you have a Blackhall Colliery business? If so, why not advertise it on the Blackhall Colliery Business Directory - IT'S FREE.