Specialist roofing consultant terry hughes looks at vernacular slate and stone roofs.
Traditional slate roof verge detail.
The slate coverage per m2 can be found from table 2 23 9.
The total weight of slates on roof can be found from the formula.
Slate dry verge 46 tile dry verge 60 dry fix ridge hip 22 dry fix valley troughs 21 brand kytun 46 colour blue black slate grey 4 black 7 length size 2 4m lengths 8 3m lengths 3 composition aluminium 8 upvc 3 slate type fibre cement 18mm 5 natural slate 25mm 5.
The article concludes with a consideration of the future of vernacular roof conservation noting the importance of ensuring that contractors who are.
Published more than 85 years ago slate roofs has long been the essential go to guide for determining material quantities roof layout specification data and.
The overhang of slate at the verge should be between 40 and 50mm and wide slates doubles should be used in alternate courses to maintain the bond.
Bed an undercloak of plain tiles laid face down with bottom ends exposed projecting not more than 50mm beyond face of wall.
Slate size roof pitch and exposure 65 mm.
Carry tiling battens over undercloak and finish 100mm from verge edge.
Carry underlay 50mm onto outer leaf of gable wall.
Weight of slates kg area of roof m 2 slate coverage 1000 therefore the total weight 1235 1000 150 23 9 4427 kg.