If you want to maintain very high humid environments above 85% (RH) relative humidity, then the Cycle Timer may be the control you are looking for to automate your Hydro SS Direct Feed unit.
The watertight Nema 4X enclosure works ideal for indoor high humidity environments. The two knob control system, allows you to simply dial the desired amount of on /vs off time to set the desired cycles. The mode button lets you choose between four different time ranges from 5 to 60 minutes. Automatically controls both the electrical and water supply for the Direct Feed units. Designed to endure high humidity conditions, this control requires no wiring and comes supplied with a convenient 6' pre-wired piggyback electrical plug.