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Ventilated · Breathable

Ventilated FIBC Bulk Bags

Ventilated FIBCs let air through mesh, half-mesh or perforated panels so produce, feed and firewood stay dry and avoid mould and heat build-up. ZONGYE offers full-mesh, half-mesh and perforated structures with 2-loop or 4-loop lift.

Full / half meshOr perforated panels
500–1500 kg SWL5:1 safety factor
2-loop / 4-loopBy handling method
Mould preventionAirflow keeps goods dry
Half-mesh ventilated FIBC bulk bag with potatoes
Specifications

Typical ventilated FIBC parameters

Typical values; mesh area and loop count are adjusted to your product and handling.

ParameterTypical valueNote
Product NameVentilated FIBCMesh / breathable big bag
Bag ConstructionU-Panel / 4-PanelMesh or perforated panels
MaterialPP (woven)Mesh / perforated areas
DimensionsCustomisedPer product and load
SWL500–1500 kgCommon 500–1000 kg
Safety Factor5:1Per use cycle
Top OptionsFull open / DuffleFor produce filling
Bottom OptionsFlat / Discharge spoutSpout for controlled empty
Lifting Loops2-loop / 4-loopBy handling method
VentilationFull mesh / half mesh / perforatedAdjusted to product
Fabric Weight90–160 g/m²Per load
Coating / LaminationNone (breathable)Partial coat on request
Inner LinerUsually noneLiner on request
Printing1–4 coloursLogo & marks
ColourWhite / customStandard white
UV StabilisationOptionalOutdoor / sun exposure
Electrostatic TypeType A (standard)C / D on request
StitchingLock-stitchReinforced seams
PackagingBale / palletCompact shipping
ComplianceGeneral FIBC standardUN / food on request
Customization options

Configure your ventilated bag

Ventilation

Full / half mesh

Or perforated panels.

Top

Open / Duffle

For produce filling.

Bottom

Flat / Spout

Spout for controlled empty.

Loops

2 / 4 loops

By handling method.

Fabric

90–160 g/m²

Woven PP.

Liner

Usually none

Liner on request.

Printing

Logo & marks

1–4 colours.

Extra

UV / reinforced

Outdoor or heavy load.

Why this bag

Airflow is the feature

Keep goods dry, not just contained

Sealed bags trap moisture and heat — deadly for potatoes, onions, firewood and feed. Mesh and perforated panels let air move through, preventing mould, sprouting and spoilage during storage and transport.

  • Full-mesh, half-mesh or perforated structures
  • Mesh area tuned to product and climate
  • 2-loop for crane/ hook or 4-loop for forklift
  • Reinforced seams for bulky, awkward loads
  • Optional UV treatment for outdoor exposure
Full-mesh ventilated FIBC bulk bag
Full-mesh body — maximum airflow.
Applications

What ventilated FIBCs carry

Potatoes in half-mesh ventilated bag

Produce

Potatoes, onions, garlic, root crops — breathe and stay dry.

Two-loop ventilated bag

Firewood & biomass

Airflow prevents damp and mould during stacking.

Four-loop ventilated bag

Feed & grain

Animal feed and bulk grain needing ventilation.

Structure & details

Ventilation structures

Full-mesh ventilated FIBC
Full mesh — all panels breathable.
Half-mesh ventilated FIBC
Half mesh — mesh front, solid sides.
Diagram: 2-loop and 4-loop FIBC
2-loop (crane) vs 4-loop (forklift).
Manufacturing

How your ventilated bags are made

01

Weaving

PP tape woven; mesh panels set.

02

Cut & Print

Panels cut; logo printed.

03

Sew

Loops, seams reinforced.

04

QC

Mesh area & strength check.

05

Pack

Bale / pallet, shipment.

Operators sewing FIBC bulk bags on the production line
Real production and storage environment at ZONGYE.

Integrated plant in Luannan, Tangshan

ZONGYE produces ventilated FIBCs in-house in Luannan County, Tangshan, Hebei, China. Mesh weaving and sewing stay under one roof for consistent ventilation quality.

See factory & capacity
Quality control

Checks that matter for ventilated bags

Woven PP fabric inspected on arrival
Mesh area checkVentilation per spec.
Fabric grammage and thickness measured
Fabric & size checkGSM and dimension.
Reinforced seams checked
Seam checkReinforced seams verified.
Final inspection before dispatch
Pre-shipmentFinal inspection before dispatch.

Note: ISO 9001 / 14001 / 45001 cover our management system. Where UN, food-grade or antistatic certification is required, that is confirmed per product and order.

How to order

From enquiry to delivered bags in four steps

Share requirements

Product, dimensions, SWL, quantity.

Confirm specs

Mesh type, loops, top/bottom, printing.

Sample / spec approval

Sample or final specification confirmed.

Produce & deliver

Production, inspection, packing, shipment.

Commercial terms

MOQ, samples, lead time & terms

MOQ

500 pcs (standard)

Custom 1,000–2,000 pcs; trial orders special-approved.

Sample

3–5 working days

Standard sample free (freight collect); custom 7–10 days. Test report on request.

Lead time

15–25 days (standard)

Custom 20–35 days from order confirmation & deposit.

Trade terms

FOB Tianjin / CIF / DDP

T/T 30% + 70% before shipment or against B/L copy; L/C at sight with guarantee; Sinosure accepted.
FAQ

Frequently asked about ventilated FIBC

What is a ventilated FIBC?+
A ventilated FIBC uses mesh, half-mesh or perforated fabric panels so air flows through the bag. It is used for produce, feed and firewood that need to breathe and stay dry.
Which materials need ventilated packaging?+
Potatoes, onions, garlic, root crops, firewood, certain animal feeds and other goods that can sweat, heat or mould in a sealed bag. The right ventilation rate depends on the product and climate.
Can the ventilation structure be customised?+
Yes. We offer full-mesh, half-mesh and perforated structures, with 2-loop or 4-loop lift, and adjust mesh area to your product and handling.
Is a ventilated bag also anti-static?+
Ventilation is about airflow, not static. If your product also needs static control, tell us — we can combine with Type C/D construction where applicable.
What loop type should I choose?+
2-loop bags are lifted by crane or hook; 4-loop bags suit forklift and most warehouses. Tell us your handling method and we'll recommend.

Request a quote for Ventilated FIBC

Tell us the product, size and load. We'll recommend mesh type and loop count, then quote.

  • Product type is pre-filled below
  • Share product, size, SWL, quantity
  • Mention loop type and handling
  • Get a quote within 24 hours
Product: Ventilated FIBC Bulk Bag
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