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Monotub Adhesive Filter Disks (6-Pack)

Availability: In Stock
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Item #: FD4

5.00 stars, based on 27 review(s). | Write a review

Retail: $9.99

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Price: $7.99

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(NEW!) Take the guess work out of the air exchange equation with our new Polyfil filter disks. Constructed from a durable 2.25" 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 re-used!

Features & Includes:

6 Polyfil filter disks
2.25" diameter disk
Covers holes up to 2.0" diameter
Installs in seconds to any plastic container or Greenhouse!
Custom manufactured to our specs!
Filters and regulates air exchange
Reusable!

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Description
Reviews (27)

(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 re-used!

Features & Includes:

6 Polyfil filter disks
2.25" diameter disk
Covers holes up to 2.0" diameter
Installs in seconds to any plastic container or Greenhouse!
Custom manufactured to our specs!
Filters and regulates air exchange
Reusable!

Clean & Reuse over and over with 3% Peroxide!

Overall Customer Rating of 27 Reviews:

Write a review!

Read all reviews

Nedyah420

Great product

11/5/2021

Rating:

Pros:

Cons:

Great value and fast shipping..

Scott

Stick on vent

10/28/2021

Rating:

Pros:

Nothing to it
a baby could do it.

Cons:

Could use more sticky portion.

I really like these stick-on vents; nice and gf convenient. Only place I could find what I wanted was from Midwest.

kevoxyde

South Dakota

Great

10/4/2021

Rating:

Pros:

Durable
Thick
Breathable
Sticky

Cons:

These things are great! They are thick and durable and they stick like grim death.

Braunup

Very sticky, very useful

9/19/2021

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Pros:

Cons:

When making or using tubs or anything else that requires oxygen and carbon dioxide flow, these patches are the best.

t-bone

Is it too simple?? LOL

9/13/2021

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Pros:

Cons:

This was the 3rd time ordering from Midwest and it's all been excellent.Love these disks! So easy