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as it can be utilized with exhaust fans
BPA and lead-free plastic
Adjustable "OFF" duration spans from 1 minute to 8 hours
HUM-BOLT is a natural chelate and biostimulant
the increased PAR output of the Lucalox™ PSL lamp best simulates natural daylight to maintain plant growth under artificial lighting conditions
Active Air-Damper Options:Backdraft Damper, 6" as it can be utilizedMade of galvanized steel, these dampers prevent air leakage into your fan setup. They are easy to install, fit directly onto the ducting, and prevent a backdraft of air when the fans are switched off.
US$ 51.99
US$ 99.99
US$ 79.95
