Gorilla Acoustic 5m Ducting - 102mm (4") Shipping Use your old standard 600w

Use your old standard 600w magnetic ballast with this lamp and you have all the benefits of a CMH system running at 600w

Use with every watering up until the last 10 days of crop growth and then discontinue use

which in return provided the microbes with a food source exchange opportunity

Protection class IP40

This filter is not designed to significantly lower the Parts Per Million (PPM} of your water

Gorilla Acoustic 5m Ducting - 102mm (4") Shipping Use your old standard 600wAcoustic Ducting A high quality, flexible aluminium ducting with a perforated inner layer and an acoustically transparent plastic layer to encapsulate the fibreglass. The noise reducing insulation limits break out noise from the duct and acts as a fan silencer. For best results use on both the input and output sides of your extractor fan.