DRAMM QAV Shut-Off Valve Black nutrient-combo Can also be purchased as

Can also be purchased as part of Fitting Kit (AH25017)

Total CFU of microbes

when handling large quantities or performing high-risk operations

We’ve developed these highly stable buffers to give you precise control over your pH

DRAMM QAV Shut-Off Valve Black nutrient-combo Can also be purchased asDescription QAV Shut Off Features: Distinguished by its robust construction, the QAV Shut Off increases durability and longevity. Dramm's innovative patent pending design ingeniously integrates the ball and handle into a single molded piece, effectively eliminating the weak joint that traditionally connects the ball and the handle. This design aims to provide easy fingertip water control. A mere quarter turn of the handle will shut off the water,