Drain shall consist of a molded ultraviolet stabilized polyethylene or cast aluminum dome strainer. A cast aluminum epoxy coated gravel guard and clamping ring 14" O.D. injection molded ultraviolet stabilized white PVC drain flange for use with hot air and chemically welded roof systems with top rib flashing lock. The outlet pipe shall have a precompressed modified asphalt impregnated expanding foam, sealing tape, having a temperature range of -40 F to +185 F and 150% minimum elongation.