Integra 420g RH 69% Individually Overwrapped w/ Humidity Indicator Card Case of 40 4 zone The powerful fans circulate huge

The powerful fans circulate huge amounts of air for maximum moisture removal

Growcast helps reduce energy waste while ensuring plants receive optimal lighting conditions

with SBS™ zippers that make it easy to open and close

Dual Ports: Two receptacles for the master controller eliminate the need for split devices or adapters

The inline speed controller enables you to set the duct fan's speed to optimal noise and airflow levels for various environments

Integra 420g RH 69% Individually Overwrapped w/ Humidity Indicator Card Case of 40 4 zone The powerful fans circulate hugeBalance moisture at 69% RH for up to 7 lbs using precision humidity packs with easy to read indicator cards. Use our 420 gram Integra Boost 2 way humidity control packs to control moisture in an enclosed area. Our patented technology will either release or absorb moisture, maintaining relative humidity at 69% in a contained environment. 420 gram Boost can be used with up to 7 lbs of product. We include a smart, simple to read to Replacement Indicator