American Hydroponics Ball Valve, 1/2", pack of 10 Fault Icon Description of the

Fault Icon Description of the fault  Suggested Actions Err4 IR lamp error Please reconnect power adapter

Don’t let your plants suffer any longer

Easily controls AC during the day and heating/dehumidification at night

Magnesium is essential for chlorophyll production in plants

Check our large collection and find the size that matches your carbon filter

American Hydroponics Ball Valve, 1/2", pack of 10 Fault Icon Description of theAmerican Hydroponics 1 2" Ball Valve (Stopcock valve) with barbed fittings. Comes in packs of 10. This black 1 2 inch nylon inline ball valve with double sided barbed fittings is perfect for adjusting flow rates.