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N/A ANSI/SPRI/FM 4435 ES-1 Tested and FM Approved. Extruded aluminum retainer has an elongated base flange that will secure BUR and modified roofing plies. Standard face sizes are 3.75-in., 5.25-in., 6.75-in. and 8.25-in. Warranted in wind conditions up to 155 mph. 25-Year Category 5 Warranty. |