roofingwallinginstallation2013chapter11.pdf

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Roong and Walling Installation Manual 2012-13 Edition     1     0     E    n     d    s    o     f    s     h    e    e    t    s INSTALLATIONENDS OF SHEETS 55 Figure 11.2.1 T ypical longitudinal flashings Flashings and cappings are strips of metal formed to weatherproof the edges of roofing and walling. For the purposes of this chapter, only the term flashing is used. The following sections should be considered as a guide only. F cpi cc f fi idi, f hB39-1997. sii d f fi d f diff cddi-pfi. Y can adapt the principles to suit your application. I c i i ip p c pidd by fi and proper turn-up of the cladding underneath. B cf w i bw pp. D wk i p immediately adjacent to flashings or translucent sheeting. Walk at least one pan away. BlueScope Lysaght has a range of standard flashings. We can also supply custom flashings to your requirements – ask your local service centre for details. 11.1 Materials I i y ip fi b d f i compatible with the cladding (Section 2.10). Lead flashing is not recommended, however it will usually be retained w -fi, bc i i y cd i c. I   c: p fc f d fi b pid wi d quality exterior paint system (to limit contamination with lead compounds in water running off the flashing); and b b i b w d fi d cddi: i pic ip (c py dpc), paint. Fi d cf as/nzs 2179.1:1994, d b cpib wi  the cladding (Section 2.10). Materials for flashings are available in zInCalume ®  or ColorBonD ®  finishes. 11.2 Longitudinal flashings Longitudinal flashings run parallel to the pans or valleys, and are made to suit the cladding profile (Figure 11.2.1). They should have an edge turned- down to dip into the pan or valley. Flashing Cover The minimum recommended cover of longitudinal flashings over cladding d b fw: ( k f hB39-1997) 11 Flashings Pierce fixed roof sheet 150mm min. Ccd fixd f I f p  (2/3 pan covered)

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