EasyPro Ultimate Floating Biological Filter Media, 1 Cubic Foot Dry Effective even after freeze/thaw cycle

Effective even after freeze/thaw cycle and in dark conditions under snow and ice

Magnesium Oxide

In hot weather or when fish are stessed

GV75S 4200gph No 8

EasyPro Ultimate Floating Biological Filter Media, 1 Cubic Foot Dry Effective even after freeze/thaw cycleEasyPro Ultimate Tube Media is a round media with multiple internal baffles which create tremendous additional surface area for the cultivation of beneficial bacteria. 500 square feet of surface area per cubic foot of media Same media included in EasyPro bead filters 25 cu. ft. size ships by truck freight, which requires that you be present at delivery. Freight company will call to schedule an appointment.