Bluelab PH Pen Air Movement Fans Trim the tubing with scissors

Trim the tubing with scissors to make two tubes of your desired length

weight retention

The Ozone Generator infuses through the growing environment

twin speed fan

Best smell and taste

Bluelab PH Pen Air Movement Fans Trim the tubing with scissorsElevate Your pH Testing with the Bluelab pH Pen A Precision pH Tester with Temperature Compensation When it comes to measuring the acidity or alkalinity of your nutrient solution, you need a tool that guarantees accuracy and reliability. Enter the Bluelab pH Pen, a trusted companion for growers worldwide, renowned for its precision. This compact, handheld device is equipped with temperature compensation, ensuring not only highly accurate pH readings