Dosatron HiFlo Series Nutrient Delivery System Unit - 1 1/2 in - 7.5 to 75 mL - 1.5 to 15 tsp AC Infinity A clean hole is what

A clean hole is what keeps 3mm barbed take-offs from weeping around the insert

EcoPlus Inline Duct Booster 4" - 70CFM

Outside Diameter: 10 cm / 4"

The freshwater test port lets you draw a sample upstream of the injection point

One pad covers 200-400 cu ft and activates at about 35% humidity or with a light water mist

Dosatron HiFlo Series Nutrient Delivery System Unit - 1 1/2 in - 7.5 to 75 mL - 1.5 to 15 tsp AC Infinity A clean hole is whatThe Dosatron D40MZ2, with flow up to 40 GPM, can be installed in parallel to increase the water flow. It's water powered so no electricity is needed, and it's easy to install and maintain. 63% fewer parts, metal free piston.