NPK Industries RAW Kelp (0-0-1) | 8 oz Bud Builder Physan 20 can be used

Physan 20 can be used in this closed system

The shutters seal the opening to stop outside air when the fan is idle

Integra says swap in an unflavored 55% or 62% pack for the hold

Organic inputs (fish & soy hydrolysates) for lush

NPK Industries RAW Kelp (0-0-1) | 8 oz Bud Builder Physan 20 can be usedProfessional Seaweed Extract for Advanced Hydroponics RAW Kelp is engineered using clean, simple technology to provide growers with a 100% water soluble powder that contains no fillers or stabilizers. This seaweed extract is derived from premium Ascophyllum Nodosum, ensuring a high concentration of natural plant hormones that support vigorous development throughout the growth cycle. By eliminating added water, this formula offers a cost effective