Strip and re-cover of pitched roof using new over fascia vents, eaves guard trays, Cromar Vent 3 Pro breathable membrane pitched roof underlay, tanalised 25mm × 50mm lath battens, GRP (Glassfibre Reinforced Polyester) dry fix bonding gutters over the party walls, anthracite grey smooth flat interlocking concrete roof tiles, angled concrete ridge tiles mechanically secured using dry fix ridge system and UPVC interlocking dry verge covers system