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Ships within 48 hours · Estimated delivery Sep 11 - Sep 16
5-inches/35mm
This replacement filter is easy to install
● Spray the entire plant with the lights off
Grodan A-OK plugs are designed for seed and cutting propagation prior to "blocking on" into larger growing blocks
RF Filter Set nutrients and supplements 5-inches/35mmThe RF Filter set is a product of necessity. Over the past year the FCC has come down hard on electronic ballast manufacturers. Until recently electronic ballasts received little attention. However, as more and more gardeners switch to electronic ballasts, the FCC has started to take notice when it comes to both emitted and conducted radio frequency interference aka RFI. The more electronic ballasts that are in operation the greater the disruption.
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