Emerald Harvest Cal-Mag 55 gal Water Pumps & Irrigation Supplies Reusable Filter：HEPA 13 rated

Reusable Filter：HEPA 13 rated

Highly reflective: With a double-sided surface

Heavy-Duty Handles & Straps – Thickened grips and added side handles for comfortable or shared carry

increasing a plant's resilience to survive in cold stress

Emerald Harvest Cal-Mag 55 gal Water Pumps & Irrigation Supplies Reusable Filter：HEPA 13 ratedDescription Reduce the risk of calcium or magnesium deficiencies. Promote chlorophyll production in plants to keep them green and healthy vigorous. Activate enzymes in plants that help plants uptake nutrients. Keep your plants productive and green in any growing medium with this calcium magnesium supplement. Containing top quality ingredients, Cal Mag is designed to nourish crops with extra calcium and magnesium and create the right conditions for