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Some equipment requires either normally open or normally closed contact closure in order to activate the equipment
Feed with every other watering
phatfilter
ornamental trees and shrubs
TrolMaster Humidistat Station (HS-1) Garden Boost Sale Some equipment requires either normallyThe HS 1 from TrolMaster is used to control commercial dehumidifiers. Most larger commercial dehumidifiers have a low volt control option so the dehumidifier can be controlled by an external humidistat. The HS 1 works and is wired exactly like an external humidistat. The HS 1 is the best way to control your dehumidifiers by eliminating the need to control the high amperage inrush current associated with dehumidifiers. LCD Display, Easy Operation
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