RF Filter Set - Case of 6 growing-accessories but they also eat aphids

but they also eat aphids

Each jar has a heavy base to prevent tipping

Designed to bring simplicity to pH testing of soil

• Contains optimum levels of phosphorus and potassium

RF Filter Set - Case of 6 growing-accessories but they also eat aphidsCase of 6 The 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