Portable Handheld Vacuum Meter Water Pumps & Irrigation Supplies Just secure the bag and

Just secure the bag and stash it inside

then forcing it out the top vent into the room

and spacious configurations for unobstructed movement

Easy observation and ventilation: A viewing window allows for easy monitoring of your plants

causing no significant noise disturbance in your environment

Portable Handheld Vacuum Meter Water Pumps & Irrigation Supplies Just secure the bag andPortable meter for absolute vacuum pressure measurements. This meter is used in hospital labs, crystal growing, solvent recovery, distillation, and rotary evaporation. Also used in HVAC, automotive and other industrial applications. Includes a detachable heavy duty probe with PS connector for liquid, air, oil and gas. Features a large display with eight units of measure, min max, hold, low battery indicator, and auto power off. Comes ready to use in a