Red Sea Reefer XXL750 WhiteEXTRA SHIPPING FEE APLLIES FOR OUTSIDE AUCKALND AREA The new XXL REEFER models XXL750 are 180cm long 750 liter (200 gal). These are impressive full sized reef systems that give you the freedom to create more intricate and diverse reefscapes without the constraints of smaller tanks. The XXL models are constructed using 19mm (3 4?) ultra clear glass for both strength and viewing quality and have all of the same great features as the current REEFER