faces for routing away from the sunroof moisture entering under the glazing panel adjacent side edges which overlap the drain channel the support frame is snugly received in a boot removable locator jigs are attached to the perimeter frame of the glazing panels to position them and hold them while mounting flanges are being installed application_number US 68291091 A description the sunroof of this invention is referred to generally in fig1 by the reference numeral 10 and is shown mounted in a roof 12 having an opening 14 as seen in fig2 the sunroof 10 includes a composite one piece support frame 16 sized to support four glazing panels 18 an epdm boot membrane flashing 20 substantially covers the support frame 16 the support frame 16 includes top and bottom frame members 22 and 24 and opposite side frame members 26 and 28 support frame members 30 32 and 34 extend between the top and bottom frame members 22 and 24 and include in the top surface a drain channel 36 the channel 36 is protected from moisture by a waterproof membrane 38 as seen in fig7 which includes a flap 40 extending downwardly over the boot 20 and adhesively secured thereto by silicone sealant 42 the boot is cutaway under the flap 40 to allow free flow of water from the channel 36 the support frame 16 is positioned in the opening 14 of the roof 12 and secured to the roof 12 by mounting brackets 44 received in a notch 46 in the.