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#4 Perlite (1/3" - 3/4" granules)
secure installation
you know that parched skin and a raspy throat usually come with the territory
No more worrying about where to put the unit — I just run the hose wherever I need it
TrolMaster - Dry Contact Station Single Pack with cable set fluorescent-lighting #4 Perlite (1/3" - 3/4"The Trolmaster DSD 1 Dry contact module provides a simple and flexible solution to who want to connect & control devices to the Hydro X using a dry contact or relay to activate the device. Some equipment requires either normally open or normally closed contact closure in order to activate the equipment. The DSD 1 is the product that you need to control those types of devices. * The DSD 1 can be configured to work as the other Trolmaster power modules
US$ 28.95
US$ 100.00
US$ 19.50
