Cultiwool Round Rockwool Macro Plugs CABLES poke several 1/4 - 1/2"

poke several 1/4 - 1/2" holes in the bottom of the plant hole

integrated fan only and timer modes

wiring junction box and feature adjustable NO (normally open) or NC (normally closed) contact floats

Compatible with a wide range of fittings and connectors

Cultiwool Round Rockwool Macro Plugs CABLES poke several 1/4 - 1/2"Cultiwool Macro Plugs are made in the Netherlands and is preferred by some of the largest industrial propagators in the world. The quality of their newest Rockwool round macro plugs, cubes and starter sheets is by far the best on the market with superb air to water ratio and a fiber structure that holds water longer and has less resistance for the roots to grow in, resulting in stronger roots. Cultiwool Rockwool also encourages faster initial rooting