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Boldtbags Open Wash Liner 30 Gallon - 19" x 30"

$345.00 USD
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Up to $10,000 (Monthly)
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Schedule:Bi-weekly to Monthly
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Term:Up to 36 months
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Amount:$500 to $10,000
  • Processes up to 5,000 grams of fresh frozen material daily
  • Dual 220µ and 300µ filtration with patent-pending lock-top
  • Designed for 30 gallon barrels with a 19 inch diameter
  • View More Details
Order today, ships between June 15 - June 29, 2026

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THROUGH THE Cultivator's LENS Hands-On Evaluation

Who This Is For

  • You are reducing your batch sizes because oversized barrels make it hard to maintain quality with small harvests.
  • You are moving to a dedicated R&D liner because testing new strains in commercial systems wastes too much water.

What We Found

  • Those spring rods are the secret to keeping the bag open so water actually moves through the material.
  • The canvas on these Boldtbags is significantly thicker than the generic mesh bags that tear at the seams.

What Users Say

  • Users say the 5,000 gram daily capacity is the sweet spot for processing R&D batches without oversized gear.
  • Operators tell us the 200 lb rated straps made their solo wash sessions much safer and less physically taxing.

Boldtbags 30 Gallon Expandable Open Wash Liner

Small-scale and craft extraction operations demand filtration that delivers professional results without oversized equipment requirements. The Boldtbags 30 Gallon Expandable Open Wash Liner processes up to 5,000 grams of fresh frozen material per day in a compact 19" diameter by 30" depth footprint, making it the ideal solution for operations where space efficiency and consistent quality matter equally.

Built with the same FDA-compliant polyester mesh and double-layered polypropylene canvas construction as larger models like the 44 Gallon Open Wash Liner, this liner maintains the proven 220µ/300µ dual filtration system despite its smaller size. The patent-pending lock-top mechanism delivers secure barrel attachment, while four 200 lb-rated lift straps provide the same professional-grade material handling found in commercial-scale systems.

The Boldtbags 30 Gallon Expandable Open Wash Liner excels in environments where batch sizes favor quality over volume—craft producers, R&D operations, or businesses testing new strains benefit from precise filtration without committing to larger barrel systems. Dual expandable spring rods maintain optimal liner structure throughout washing cycles, preventing material compression and ensuring consistent water flow that delivers reliable results batch after batch.

Features

🎯
5,000g Daily Capacity

Process up to 5,000 grams of fresh frozen material daily—ideal for craft producers and R&D operations

🔬
Dual Filtration System

220µ/300µ premium polyester mesh with double-layered polypropylene canvas maintains professional filtration standards

🔒
Patent-Pending Lock-Top

Anti-slip locking mechanism secures liner to barrel rim, eliminating movement during agitation cycles

💪
Heavy-Duty Lift System

Four reinforced lift straps rated to 200 lbs maximum load capacity for safe material handling

🌿
FDA Food-Grade Certified

Constructed from FDA-compliant materials ensuring safe contact with plant material throughout extraction

🔧
Expandable Spring Rod Support

Two expandable spring rods maintain liner structure and prevent material compression during washing

What's Included

  • 1x Boldtbags 30 Gallon Expandable Open Wash Liner (220µ/300µ)
  • 2x Expandable Spring Rods
  • 4x Heavy-Duty Lift Straps

Specifications

Specification Value
Capacity 30 Gallons
Diameter 19 inches
Depth 30 inches
Filtration Micron Rating 220µ/300µ (Dual Layer)
Material FDA-Compliant Polyester Mesh + Double-Layered Polypropylene Canvas
Daily Processing Capacity Up to 5,000 grams (fresh frozen)
Lift Strap Load Capacity 200 lbs (maximum)
Number of Lift Straps 4
Spring Rods Included 2 (Expandable)
Lock System Patent-Pending Anti-Slip Lock-Top
Compatibility Boldtbags 30 Gallon Barrel Systems

FAQ

Is this 30-gallon liner suitable for small-scale commercial operations? +

Yes, the Boldtbags 30 Gallon Expandable Open Wash Liner is ideal for small-scale commercial operations, craft producers, and R&D facilities processing up to 5,000 grams of fresh frozen material daily. The compact 19" diameter footprint makes it perfect for operations with limited workspace while maintaining the same professional-grade filtration and construction quality as other versions, like the 20 Gallon Open Wash Liner.

How does the 220µ/300µ filtration compare to single-layer bags? +

The dual-layer 220µ/300µ system provides superior filtration compared to many single-layer hash filter bags by combining two different micron ratings in FDA-compliant polyester mesh backed by double-layered polypropylene canvas. This configuration delivers better material separation, improved structural durability during aggressive washing, and longer liner lifespan while maintaining consistent extraction quality across multiple production cycles.

What makes the lock-top system better than standard bags? +

The patent-pending lock-top mechanism addresses the most common frustration with wash bags—slipping into the barrel during agitation. This anti-slip design securely fastens the liner around your barrel rim, maintaining consistent positioning throughout the entire washing cycle without requiring constant readjustment, which saves time and prevents material loss.

Can I use this liner for testing new strains or small batches? +

Absolutely. The 30-gallon capacity is perfect for strain testing, small-batch processing, and quality control operations where you need professional filtration results without committing large quantities of material. For even smaller test batches, a 5 Gallon Full Mesh Extraction Bag Kit might also be a suitable option, while the 5,000-gram daily capacity of this liner allows you to evaluate multiple small batches while maintaining the same filtration standards used in full-scale commercial production.

Why does a 30-gallon liner need 200 lb lift straps? +

While the liner itself is compact, the four 200 lb-rated lift straps account for the combined weight of saturated plant material, absorbed water, and the liner itself during removal. This heavy-duty capacity provides a significant safety margin, reduces physical strain during lifting operations, and ensures the straps won't fail even when processing maximum batch sizes with water-heavy material.

How do the expandable spring rods improve washing results? +

The two expandable spring rods fit through top and bottom loops to hold the liner open and provide structural support during washing. This prevents the liner from collapsing inward, which would compress material and restrict water flow through the dual filtration layers. Maintaining proper liner shape throughout agitation cycles results in more efficient washing and better extraction quality. For a detailed walkthrough, review our guide on how to make bubble hash for best practices.

Is this liner compatible with 30-gallon barrels from other brands? +

The Boldtbags 30 Gallon Expandable Open Wash Liner is specifically designed for Boldtbags 30-gallon barrel systems to ensure optimal fitment with the patent-pending lock-top mechanism. While the 19" diameter may physically fit other brand barrels, the specialized lock-top system and overall design are engineered for Boldtbags equipment to guarantee secure operation and maximum performance.

How should I maintain this liner between production runs? +

After each use, rinse the liner thoroughly with clean water to remove all plant material from both the 220µ and 300µ mesh layers. Hang the liner in a well-ventilated area to air dry completely before storage, which prevents mold or mildew growth on the polypropylene canvas. The FDA-compliant construction withstands repeated cleaning without degrading filtration performance, maintaining consistent quality across hundreds of wash cycles.

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Call (360) 800-5535

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