Handheld pH pen with screw-type HA probe for accurate nutrient solution measurements. Compact, waterproof, easy calibration for hydroponic/soil pH balance.
Torus pH Perfect: Natural pH balancer for hydroponics/aquaponics/reservoirs. Stabilizes pH in up to 70 gallons, enhancing nutrient uptake without synthetics.
Torus Recharge Solution (500ml) restores nutrient balance in hydroponic systems via pH buffers, preventing drift, ensuring stable uptake without contaminants.