Icon 1852with mounting hardware : No flange length : 28 Inch opening width : 18 Inch mpn : 01852 upc : 628423018527 california prop 65 warning : This product can expose you to chemicals (Lead and lead compounds Cadmium and cadmium compounds Polybrominated biphenyls + any containing 60 or more percent chlorne by molecular weight Acetaldehyde Dichloromethane (Methylene chloride) Mercury and mercury compounds Ethylene glycol (ingested) Tetrabromobisphenol A) which are known to the State of California to cause cancer and/or birth defects or other reproductive harm. For more information visit www.P65Warnings.ca.gov product shipping template : Migrated Template manufacturer part number : 1852 quantity : Single height : 4 Inch opening length : 24 Inch shape : Rectangular with blind : No flange width : 22 Inch with sealant : No color : Clear material : Polycarbonate warranty : Manufacturer's Warranty brand : Icon