Netafim Check Valve with Blue Pin - 25 Pack Green Lights A built-in temperature sensor ensures

A built-in temperature sensor ensures that both pH and EC/TDS readings are compensated for temperature variations in both standards and samples

resulting in a consistently high-quality output

Its durability

5mL to 1 Gallon of water

Netafim Check Valve with Blue Pin - 25 Pack Green Lights A built-in temperature sensor ensuresNetafim Check Valve Blue Pin for Fogger and Mister Lines The Netafim check valve blue pin opens at 22 psi. It holds the line shut until pressure builds, then snaps every nozzle on together for even fog. When the cycle ends it closes and stops drip down onto the canopy below. The blue pin marks the 22 psi rating, versus the purple pin fitting rated 28 psi. Each bag holds 25 valves. Adding an Anti Drain Check Valve to CoolNet Foggers This is the fix for