Measure Master Grad.160Oz/5000Ml Pumps & Air Stones Suitable for both flowering and

Suitable for both flowering and vegetative stages

Aerodynamically optimized

The PNG-030 is a friendly humidity controller that has been developed to offer both accuracy and simplicity at the same time

First formulated in 1976

Certified Organic

Measure Master Grad.160Oz/5000Ml Pumps & Air Stones Suitable for both flowering andAll purpose Measure Master Graduated Containers feature easy to read US oz and metric mm graduations. Positioned right on the container is our simple conversion chart for use as a reference guide for other commonly used measurements. Measure Master Graduated Containers are made from an impact resistant and translucent plastic for durability and clear view of liquid levels.