FAKRO Flashing Unit for High Profile Roofing EHW (for Egress FWU L/R Windows Only), 24 x 38 Inches Flashing kit for FAKRO FWU series left and right egress roof windows. Use for high profile roofing materials such as tiles or corrugated metal sheets Made of high quality aluminum, permanently protected with a polyester varnish. Broader and lengthier lower part allows tighter joint with high-profiled roofing material