Emerald Harvest - CalMag (CALCIUM-MAGNESIUM SUPPLEMENT) Pot Stand Systemair RVK Extractor Fans are

Systemair RVK Extractor Fans are ideal for hydroponic systems

Suitable for organic and hydroponic growers

providing targeted light for your plants

amps terpenes

if you are following a nutrient chart please add this product first then top up with base nutrients and other additives to reach your desired EC level

Emerald Harvest - CalMag (CALCIUM-MAGNESIUM SUPPLEMENT) Pot Stand Systemair RVK Extractor Fans areBoosts Photosynthesis Rates and Nutrient Transport for Enhanced Growth Cal Mag, from California's Emerald Harvest, maintains optimal growth rates by providing a source of calcium and magnesium two secondary macro nutrients that play hugely important roles in plant health. Cal Mag will assist with the transport of other nutrients and increase photosynthesis rates, while helping to get the best out of your other boosters during peak flower. How Cal Mag