Hydrologic Merlin Membrane Replacement Filter spl_jondon Our two-stage safety pilot valve

Our two-stage safety pilot valve does not allow fuel to flow to the burner unless the pilot is lit

Remote (detached) use of reflectors with Phantom ballasts from the 40 Series line should only be done with Hydrofarm brand reflectors having a built-in 15' cord

Optimized spectrum

Note: Our 630W CMH units do not offer a dimming feature

Features a high output T5 full daylight spectrum bulb for faster growth

Hydrologic Merlin Membrane Replacement Filter spl_jondon Our two-stage safety pilot valveReplacement membrane filter for the HydroLogic Merlin (Garden Pro) Reverse Osmosis filtration system. Easy to install. Keep your filtration system in tip top shape.