Hanna Instruments HI73127 Spare pH Electrode for Testers (Replaceable Cartridge) cooking & edibles the Alfred Water Pump is

the Alfred Water Pump is designed for long-lasting performance in hydroponic environments where moisture

Supports inlet and outlet ducted installations

pair the Alfred Heat Mat with the Alfred Digital Heat Mat Controller to better manage temperatures based on your specific propagation needs

UV protected poly-carbonate body for maximum durability

this format is ideal for commercial packaging

Hanna Instruments HI73127 Spare pH Electrode for Testers (Replaceable Cartridge) cooking & edibles the Alfred Water Pump isHanna Instruments HI73127 Spare pH Electrode for Testers (Replaceable Cartridge) Fast Swap Replacement Extendable Cloth Junction Watertight O Ring Seal OEM Hanna Part The Hanna Instruments HI73127 is the official replacement pH electrode cartridge for select Hanna pocket testers and combo meters. If your pH readings are getting slow, unstable, or hard to calibrate, replacing the electrode is one of the quickest ways to restore accurate, responsive