Tja Boman Här har du lite matnyttigt... Kolla in hans kar så förstår du. ZEOvit Products Dosage for my 200l aquarium: In the morning: .2ml start2/daily 1 drop PIF/daily 1 drop Iron every day 2 drops Food 3 times/ week 3 drops stylo/picco glow/daily .2 ml b balance/every other day .2 ml K-Balance/ every other day 1 ml pohl's xtra/daily In the evening: 1 drop sponge power/3 times /week 2 drops Aminos/daily 3 drops bak/2x's per week all 3 mixed with snow, given during darkness. 3 drops pcv/daily My zeovitreaktor contains .5 liters zeoliths, 200l/hour flow. changed every 8 weeks. I use carbon (KZ) .2 liter with very slowly forced flow, changed every 2 weeks. Water changes 10%/week. I still use energy elements from aquaconnect 1 and 2, 5 drops/daily With these products it is possible to regulate the nutrient levels so that the corals remain healthy, have good growth and colors. Other Miscellaneous Maintenance I use Reef crystals witch works good for me. http://www.zeovit.com/forums/showthread.php?t=13407