PMJ-tec bi-metal fasteners for built up roof systems 7510 5.5 x 2819mm WasherColour Matched 7510 5.5 x 2816mm Washer 7550 6.3 x 2516mm WasherColour Matched 7510 5.5 x 2816mm Washer Application / Fastener range Substrate< 2 x 1.2mm1.2 – 3.5mm1.5 – 6.0mm4.0 – 12.5mm Bracket / Liner / Profile 7510 75207530Internal flashing 7140Profile stitch 7550 ApplicationSubstrateFastener Bracket / Liner / Profile 1.2 – 3.5mm7510 Bracket / Liner / Profile 1.5 – 6.0mm 7520Bracket / Liner / Profile 4.0 – 12.5mm7530Internal flashing < 2 x 1.2mm7140Profile stitch < 2 x 1.2mm7550