Trolmaster RJ12 Waterproof Straight-Through Inline Coupler CO2 Generators Selectable Cooling: 4-way 8-inch flanges

Selectable Cooling: 4-way 8-inch flanges for sealed

Foliar Spray: 0

Digital automatic calibration (one point)

Wear your Method Seven's outdoors too

Trolmaster RJ12 Waterproof Straight-Through Inline Coupler CO2 Generators Selectable Cooling: 4-way 8-inch flangesTrolmaster RJ12 Waterproof Straight Through Inline Coupler The TrolMaster RJ12 Waterproof Straight Through Inline Coupler (ECW 1) is an indispensable tool for indoor growers and hydroponic enthusiasts seeking to maintain an efficient and reliable connection among their grow room's electronic devices. This coupler is specifically designed to extend the length of RJ12 cables, facilitating the seamless integration of controllers, sensors, and other