Bluelab Ph-4 Buffer Solution (250, or 500mLs) perlite Easy to maintain due to

Easy to maintain due to high-quality components and few moving parts

Includes pump

100% Reflective Mylar InteriorMaximizes light efficiency and ensures even light distribution for faster

Making it the quickest

and a 14/20 temperature probe port

Bluelab Ph-4 Buffer Solution (250, or 500mLs) perlite Easy to maintain due toBluelab Ph 4 Buffer Solution Bluelab Ph 4 Buffer Solution is used to calibrate the pH levels of your plants and make sure your Bluelab equipment is working correctly. The solution helps keep your Bluelab products accurate and last longer by referencing to high laboratory standards. It's important to calibrate and clean your pH measuring equipment at least once a month to get the most accurate readings. The calibration process involves setting the