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Monotub Adhesive Filter Disks (6-Pack)

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(31 Reviews)
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Item #: FD4 -
Availability: In Stock
Price: $6.50
Retail: $7.99
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(NEW! Version 2.0) Take the guess work out of the air exchange equation with our newly designed Polyfil filter disks. Constructed from a durable plastic ring and 3M adhesive back, these disks have...

(NEW! Version 2.0) Take the guess work out of the air exchange equation with our newly designed Polyfil filter disks. Constructed from a durable plastic ring and 3M adhesive back, these disks have the perfect flow rate and density to allow the right amount of air exchange for monotubs or any bulk casing style grow. They keep humidity in and allow for the high levels of air exchange needed for any tub or greenhouse. Simply peel and stick over any size hole up to 2.0" diameter. Can also be...

Round Air Filter Vents 0.22 Micron with 3M Backing

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(9 Reviews)
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Item #: FV2 -
Availability: In Stock
Price: $12.00
Retail: $19.99
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(SPRING SALE!) These 0.22 Micron Air Filtration Disks acts as a tool to allow gas exchange in culture containers, grain jars and liquid cultures. The strong 3M adhesive can withstand autoclave...

(SPRING SALE!) These 0.22 Micron Air Filtration Disks acts as a tool to allow gas exchange in culture containers, grain jars and liquid cultures. The strong 3M adhesive can withstand autoclave temperatures in excess of 250F at 15psi for extended periods when kept covered and dry during sterilization. The overall diameter of the filter is 19mm and the air hole is 10mm (.39"), perfect for standard 1/4" jar lid holes. This product can be stuck to clean hard surfaces, including standard metal jar...

Wide Mouth Jar Cultivation Lids with Injection Port (6-Pack)

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(1 Reviews)
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Item #: LD6 -
Availability: In Stock
Price: $12.00
Retail: $16.99
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Our cultivation lids fit precisely on any "wide mouth" 90mm canning jar which are commonly used by today's cultivators. They feature a large high quality synthetic 22mm 0.2 Micron filter, the...

Our cultivation lids fit precisely on any "wide mouth" 90mm canning jar which are commonly used by today's cultivators. They feature a large high quality synthetic 22mm 0.2 Micron filter, the highest level of filtration available. Usage of these allows a fresh, constant air exchange while preventing the entrance of unwanted contaminates. Use them for cultivating and grain spawn or liquid culture media. The self-healing injection ports are made to withstand many inoculations and will not...

Tyvek Wide Mouth Synthetic Filter Discs with Injection Port (6-Pack)

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(7 Reviews)
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Item #: FD1 -
Availability: In Stock
Price: $9.00
Retail: $12.00
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(ON SALE ) These are the synthetic filter discs that are featured on our Quick Colonizing 5-grain Jars. They are thick reusable and have a filter level of .2 microns, the highest level of filtration...

(ON SALE ) These are the synthetic filter discs that are featured on our Quick Colonizing 5-grain Jars. They are thick reusable and have a filter level of .2 microns, the highest level of filtration available. These synthetic filters discs fit precisely on any "wide mouth" 90mm canning jar which are commonly used by today's cultivators. Usage of these discs allows a fresh, constant air exchange while preventing the entrance of unwanted contaminates. Use them in place of jar lids, or just drill...