Glycerin Filled Vacuum Gauge with 1/4" NPT Back Mount -30inHg-0Psi RKIN Packed with nutrients from ocean

Packed with nutrients from ocean based bi-products

Take complete control of your grow with the Bluelab Pro Controller Wi-Fi

Included are Grow Natural and Bloom Natural

Mycorrhizal colonization begins within days of application under optimal conditions

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Glycerin Filled Vacuum Gauge with 1/4" NPT Back Mount -30inHg-0Psi RKIN Packed with nutrients from oceanBVV 30inHg 0Psi BVV Glycerin filled vacuum gauge has a 1 4" MNPT brass connection with a readout of ( 30) inHg 0 PSI. The outer diameter of the gauge measures 2. 25" We provide adapters to fit your setup in MNPT, FNPT, MJIC, FJIC, and standard compression tubing.