The best mix of aeration and display with 2yr warranty on 1/2HP and 1HP, 3yr warranty on 2HP & 5HP units. 2400VFX – 5’x15′3400VFX – 6’x21′2400HVFX – 6’x21′4400VFX – 8’x26′4400HVFX – 8’x26′8400VFX – 8’x32′5.1VFX – 9’x34′