Strip and re-cover of pitched roof using new over fascia vented 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 and code 4 milled lead flashings/aprons at the chimney stack plus new porch