Strip and re-cover of pitched roof using new eaves guard trays, Cromar Vent 3 Pro breathable membrane pitched roof underlay, 25mm × 50mm tanalised lath battens, GRP (Glassfibre Reinforced Polyester) dry fix bonding gutters over the party walls, interlocking concrete roof tiles, angled concrete hip and ridge tiles mechanically secured using dry fix ridge system, milled lead flashings at the chimney stacks and Classic Bond EPDM rubber bay window flat roofs