Roof type	Roof size	Location	Number of roofs identified in photos	Number of roofs looked for in field	Number of roofs found in field	Number of roofs residentially associated
Red-dot (PRA*) roofs	16m2–150m2	Total	193	122	102	87
		Non-VHD cells	102	66	62	55
		VHD segments	91	56	40	32
Green-dot roofs	4m2– <16m2	Total	73	73	55	29
		Non-VHD cells	52	52	40	22
		VHD segments	21	21	15	7
	>150m2	Total	14	14	13	9
		Non-VHD cells	12	12	11	8
		VHD segments	2	2	2	1
	Size unknown	Total	15	15	13	9
		Non-VHD cells	9	9	8	5
		VHD segments	6	6	5	4
	Total	Total	102	102	81	47
		Non-VHD cells	73	73	59	35
		VHD segments	29	29	22	12
No-dot roofs	<4m2	Total	-	-	23	1
		Non-VHD cells	-	-	16	1
		VHD segments	-	-	7	0
	4m2–<16m2	Total	-	-	62	12
		Non-VHD cells	-	-	43	8
		VHD segments	-	-	19	4
	16m2–150m2	Total	-	-	68	32
		Non-VHD cells	-	-	30	14
		VHD segments	-	-	38	18
	>150m2	Total	-	-	4	2
		Non-VHD cells	-	-	2	1
		VHD segments	-	-	2	1
	Size unknown	Total	-	-	2	0
		Non-VHD cells	-	-	1	0
		VHD segments	-	-	1	0
	Total	Total	-	-	159	47
		Non-VHD cells	-	-	92	24
		VHD segments	-	-	67	23