Active Air CO2 Tubing 100 ft Drilled | 1/4 in Pre-Drilled Line Gloves The Bluelab pH Pen and

The Bluelab pH Pen and conductivity pen range has been specially developed as an affordable and effective option for hobby or small scale growers

easy-to-use formulation

Consistent circulation helps reduce stagnant pockets

The special combination of bacteria

Big Bud is more than just L-form amino acids

Active Air CO2 Tubing 100 ft Drilled | 1/4 in Pre-Drilled Line Gloves The Bluelab pH Pen andActive Air 1 4 inch CO2 distribution tubing for even coverage This Active Air 100 foot CO2 line runs pre drilled holes along its full length to spread CO2 in an even curtain over the canopy. Each hole meters a little gas, so the whole line breathes evenly end to end. That evens out levels and cuts the hot spots and dead zones a single outlet leaves behind. The 1 4 inch tubing connects straight to a CO2 regulator, tank, or controller with standard