4 Hawthorn Hill Letchworth Garden City Hertfordshire SG6 4HE
Two storey rear extension with solar panels to roof. Installation of ground floor veranda to rear. Raise existing side elevation roof ridge height, insertion of rooflights and replace existing tiles to roof, and replace existing dormers with zinc mono-pitched dormers. Alterations to existing fenestration to include pushing back garage door to form a front elevation porch. Alterations to existing front garden layout. Installation of Air Source Heat Pump (as amended by plans received 31st July 2025).