LTL Controls Master 8 - Lighting Relay Controller Drying + Post-Harvest Preservation By keeping the Grodan elevated

By keeping the Grodan elevated from the bottom of the flat

Total Size: 10 ft

The gasket and latch are what make it airtight rather than merely closed

THE BIGGER YIELDS FLOWERING SYSTEM ® - PROFESSIONAL LEVEL ®

Smooth Transition: Designed for hassle-free transplantation to larger Gro-Blocks once your seedlings or cuttings are ready

LTL Controls Master 8 - Lighting Relay Controller Drying + Post-Harvest Preservation By keeping the Grodan elevatedA lighting relay controller for up to eight HID ballasts The Master 8 switches up to eight 1000W HID ballasts, 8000W across eight universal outlets. That brings a full bank of lights on and off together. It runs on 120V or 240V and carries up to 50 amps through relays rated for at least 100,000 operations at full load. Because it is a relay controller, it handles the switching while a separate timer sets the schedule. Growers connect the included 120V