Medium Pre-Cut Monotub Liners - Fits Medium 44Q Monotub & More
Medium Pre-Cut Monotub Liners - Fits Medium 44Q Monotub & More - 3-Pack is backordered and will ship as soon as it is back in stock.
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Description
Description
Medium Pre-Cut Monotub Liners (3-Pack or 10-Pack)– Fits 44Q Monotubs
Custom-Fit Liners for Grower’s Select, Microppose & Most 30–44 Quart Bins
Stop trimming trash bags and guessing measurements. Our Medium Pre-Cut Monotub Liners are precision-sized for 44-quart monotubs including Grower’s Select, Microppose, and similar 30–44Q bins. Just unfold, drop in, fold over the rim — done in seconds.

Demo image: liner installed in monotub before adding bulk substrate.
Why Use a Pre-Cut Monotub Liner?
A properly fitted monotub liner improves bulk grow performance and simplifies your workflow.
- Reduces Side Pinning – blocks light along tub walls
- Improves Edge Microclimate – liner naturally hugs shrinking substrate
- Keeps Tubs Cleaner – prevents substrate contact with plastic
- Faster Cleanup – remove liner after harvest instead of scrubbing
What’s Included
- (3) Medium Pre-Cut Liners – factory folded & ready to use
- Fits 30–44 Quart Monotubs – optimized for 44Q Grower’s Select & Microppose
Technical Specifications
- Designed For: 44 Quart Monotubs
- Approximate Dimensions: 18" × 15.5"
- Sterilization: UV-C treated before packaging
- Material: Heavy-duty liner material for durability
How to Install
- Unfold liner and position inside empty monotub.
- Press firmly into base and corners.
- Fold excess over rim to hold in place.
- Add colonized grain spawn and bulk substrate as normal.
Monotub Liner Size Comparison
We offer custom-fit liners for each Grower’s Select monotub size. Choose the correct liner for your tub below:
| Liner Size | Fits Monotub | Pack Options | Best For |
|---|---|---|---|
| Small Liners | 28Q Cube Monotub | 4-Pack or 10-Pack | Compact grows & smaller bulk runs |
| Medium Liners (This Listing) | 44Q Monotub | 3-Pack or 10-Pack | Standard bulk monotub grows |
| Large Liners | 66Q Monotub | 3-Pack or 10-Pack | High-yield & stacked grows |
Small Liners — 28Q
Medium Liners (This Listing) — 44Q
Large Liners — 66Q
Important: Liners are size-specific. Always match your liner to your exact monotub size for proper fit and best results.







