TrolMaster Dry Contact Station (DSD-1) | Versatile Relay Control for Hydro-X | Aqua-X | Tent-X Filters coco-coir-dominant base for consistent nutrient

coco-coir-dominant base for consistent nutrient uptake

1ml to 3ml per litre will give your target EC from the grow schedule (background water hardness will affect EC levels)

DSH x1 (Humidity): For humidifiers or dehumidifiers

within one or two weeks of the first spots being visible on the older leaves

TrolMaster Dry Contact Station (DSD-1) | Versatile Relay Control for Hydro-X | Aqua-X | Tent-X Filters coco-coir-dominant base for consistent nutrientTake complete control over specialised equipment with the TrolMaster DSD 1 Dry Contact Station. This multi functional relay module provides a professional solution for devices that require a "dry contact" closure to activate, offering a bridge between your digital controller and complex mechanical systems. (this station is required to operate the Quest De humidifiers on the Tent X) Key Features Universal Relay Integration: Perfect for devices