What are the available diameter options?

The diameter can be customized from 50mm to 300mm.

Is the duct flexible and expandable?

Yes, it is semi-rigid but highly flexible, allowing arbitrary direction changes and expansion.

Flexible and Expandable Gold Air Duct (ZL005)

Name: Flexible and Expandable Gold Air Duct (ZL005)
Brand: Zhejiang Zhenglong Environmental Protection Tech Co., Ltd.
SKU: 860772795

Zhejiang, ChinaZhejiang Zhenglong Environmental Protection Tech Co., Ltd.

US$0.96

1,000-2,999 Meters

US$0.85

3,000-4,999 Meters

US$0.73

5,000+ Meters

Sample price:US$3.00/piece.Request sample

Product profile

Customization

Available

Material

Aluminum

Usage

Marine, Mining, for Firefighting, for Air Conditioner, Industrial, for Environment Protection

Model NO.

0058415

Application

Transportation

Shape

Round

Performance

Temperature

Certification

ISO

Temperature

-50 ~ +400

Material Thickness

0.05mm~0.15mm

Diameter

50mm-300mm

Use

for Range Hood, Water Heater

Characteristic

Flexible

Eco-Friendly

Yes, Ep

Feature

Breakage-Proof

with Fittings

Yes, with Fittings

Can Change Direction

Abtrarily

Industry Catagory

Hardware

Advantage

Stretch, Sturdy

Transport Package

Plastic Bag, Carton or as Required

Specification

Thickness: 0.05mm, Length: 4.0m, Diameter: 50mm

Trademark

ZL HOSE

Origin

China

HS Code

3917210000

Production Capacity

600, 000 Meters/Month

Key features

Customizable Dimensions: Diameter: 50mm-300mm, Thickness: 0.05mm-0.15mm, Length: 1.8m-4m.

Flexible & Semi-Rigid Design: Highly flexible yet durable, allowing arbitrary direction changes for easy installation.

Fire Resistant Material: Made from aluminum foil with 70mm aluminum tape, ensuring breakage-proof safety.

Versatile Applications: Ideal for range hoods, water heaters, air conditioners, and industrial ventilation.

ISO Certified Quality: Manufactured with ISO certification, ensuring high standards for marine and mining use.

Expandable Structure: Features a 0.3:1 compression ratio, allowing for compact storage and easy expansion.

Eco-Friendly Construction: Produced with eco-friendly materials, suitable for environment protection applications.

Company profile

Zhejiang Zhenglong Environmental Protection Tech Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2018-09-28Nearest Port: Shanghai/NingboAverage Response Time: >24hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DAT, DDP, DAP, FCA

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization and ODM/OEM capabilities, with new products reported within the past year and OEM service for recognized brands. Production resources include six lines, specified molding and forming equipment, in-stock capacity, eight qualified service suppliers, and documented supplier-assessment procedures. Quality and management controls are supported by ISO 9001:2015 and BSCI certifications, three quality inspectors, complaint-handling procedures, and corrective/preventive-action records. Lead time is within 15 working days off-season and one month during peak periods. However, the supplier reports no valid manufacturing-capacity contract with related subcontractors, no overseas warehouse, branches, agents, showroom, SDK, or offline trade-show participation. Evidence for financial credibility and customer cases is insufficient because the provided information lists reporting years and OEM claims but no verifiable financial figures or named cases.

Supplier typeThe supplier appears to be a manufacturer with injection molding, aluminum tube forming, blow molding, and plastic pipe fitting equipment, six production lines, in-stock capability, and OEM/ODM services. It also reports broad export-market coverage but no overseas branches, agents, warehouse, or showroom.

CertificationsThe supplier holds ISO 9001:2015 certification and BSCI social-responsibility certification. These certifications, together with stated quality-assurance procedures, support formal management and social-compliance capability.

R&D capabilityThe supplier reports new products within the past year and provides ODM services, indicating product-development activity. However, it has no available SDK and reports zero internationally recognized design awards; the evidence supports development capability but not a strong externally validated innovation record.

Production capacityProduction capability is supported by six production lines, multiple molding/forming machines, in-stock capacity, eight qualified suppliers, written assessment procedures, and stated lead times of within 15 working days off-season and one month during peak season. The absence of a valid manufacturing-capacity contract with related subcontractors is a documented control weakness.

Customization capabilityThe supplier explicitly offers customization from designs, samples, full customization, minor customization, and flexible customization, with R&D and ODM services also reported. This is direct evidence of broad customization coverage.