TrolMaster Dry Contact Station (DSD-1) | Versatile Relay Control for Hydro-X | Aqua-X | Tent-X Filters 1ml to 3ml per litre

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

20 ml single-use Bluelab Solution Sachets - two each of: pH 7

evaporation is highest

coco-coir-dominant base for consistent nutrient uptake

Lower mesh ventilation windows provide controlled passive airflow while stopping unwanted dust and insects from entering your garden

TrolMaster Dry Contact Station (DSD-1) | Versatile Relay Control for Hydro-X | Aqua-X | Tent-X Filters 1ml to 3ml per litreTake 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