Ships within 48 hours · Estimated delivery Sep 11 - Sep 16
backed by German engineering
The Power Filter's completely modular design allows you to manage each stage separately and make changes at different times to maintain continuous biological activity
or 300 includes a replacement ceramic filter media allotment
this uniquely balanced formulation helps support immune system health
They are extremely compact with just 6
Sera O2 Test Kit size-20l backed by German engineeringQuick breathing at the water surface is an unmistakable sign for an oxygen deficiency. Unfortunately, it may then already be too late for acting appropriately. The sera O2 Test monitors the actual oxygen level in the water within minutes and allows for acting in time. sera O2 plus provides quick oxygen supply. Sufficient for approx. 60 measurements.