Pay in 4 interest-free payments of $3.49 Learn more
Ships within 48 hours · Estimated delivery Jul 28 - Aug 2
this contactor board allows safe and efficient management of up to 16 grow lights
root aphids
making it adaptable for various setups
helping them resist stress
Canna Calmag Agent Size:5l this contactor board allows safeCanna Calmag Agent is a buffering additive that is designed to be added to soft or RO water to make your tap water more suitable for hydroponic use. If you live in a soft water area (if the EC of your tap water is less than 0. 4) then Calmag Agent will help you bring your water up to what Canna consider normal, or optimal, for use with their products. They state that their UK nutrients are designed to be used with water that has a base EC of 0. 4 0. 7