Pay in 4 interest-free payments of $25.25 Learn more
Ships within 48 hours · Estimated delivery Sep 14 - Sep 19
Work up to 8 hours on one battery charge with a powerful 48V-20aH battery
Air Flow Control
Visible results can be seen within days of application
Producing more UV than competition
Are whole house water filtration systems worth it
GroStar GS4-E replacement pH/EC combo electrode Pest and Disease Control Work up to 8 hoursDescription Product Details: AI58040 GroStar GS4 E replacement pH EC combo electrode Measures pH, conductivity (EC and PPM) and temperature Combo probe built with lithium glass membrane and titanium alloy to ensure high accuracy and durability Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance double junction structure uses blue gel electrolyte without the air bubble 1 year warranty Specifications
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