The A Proctor Group will exhibit Roofshield at the Ecobuild exhibition within the NFRC stand N440/41. A Proctor Group explains that Roofshield’s vapour and air permeability characteristics allow even the most complex of pitched roofs to breathe – without the need for traditional air gaps or venting products which may spoil the aesthetics of a building.Roofshield carries both NHBC & …