2 Swan Walk, LONDON, SW3 4JJ
Details required by Condition 3 (submission of details - a) material sample of the Penrhyn Slate, with photographs to show comparison with existing roof slate colour and thickness) of Listed Building consent LB/24/03477 (External maintenance works at roof level including slate renewal; like for like lead renewal; new lead detailing to localised areas; liquid membrane overlay; and replacement lanterns)