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5" (33 cm x 26 cm) Dry Material Capacity about 1 kilo to 2 lb of product Included Humidity Pack One (1) 320 g 62% RH Boveda pack included Transport Securing Secondary zip-tie securing system Material 18/10 food-grade stainless steel Light Transmission Opaque — fully light-tight Lid Seal ¼" wide silicone gasket Latch Engineered locking latch for an airtight seal Lid Pak Holder Built-in shelf sized for a Boveda / Humidipak Lid Surface Writable with a non-permanent marker
The latch is already airtight
Lower cost per unit
accurate pH measurement in nutrient solution and root-zone from the palm of your hand
plant-safe chemical with powerful oxidative properties to keep your root zone clean and free of unwanted organisms and buildup
20 lb. Aluminum CO2 Tank rooting gel 5" (33 cm x 26Aluminum CO2 Tank Built for Sealed Grow Rooms The 20 lb aluminum CO2 tank holds 20 pounds of liquid CO2 in a 6061 T6 aluminum alloy cylinder. It carries an 1,800 psi service pressure rating under the DOT 3AL specification. At roughly half the weight of a comparable steel bottle, it stays rust free in humid rooms. The CGA 320 outlet threads onto any standard CO2 regulator or solenoid controlled injection setup. Sizing a CO2 Tank for Grow Rooms In a
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