Eheim Professional 3 400 and 700 Filter Foam Set - 2616760 fluval Instructions:

Instructions:

large fish populations can be maintained without PO4 accumulation

The only time you might choose to run a reference test is if you have cause to believe the test if giving incorrect results

The nitrate & phosphate tests are essential for the accurate dosing of Red Sea's NO3: PO4- X (biological nitrate & phosphate reducer) which is part of the complete Red Sea Reef Care Program

Eheim Professional 3 400 and 700 Filter Foam Set - 2616760 fluval Instructions:These genuine Eheim Professional 3 Blue and White Filter Pads sets include 4 x white Ehfisynth pads for mechanically filtering small particles from your aquarium water and 1 x coarse blue filter pad. The Eheim Professional 3 Blue and White Filter Pad Set is suitable for the Eheim Professional 3 400 and 700 external filters.