What are the main applications for these ducts?

They are ideal for air conditioning, industrial ventilation, residential and commercial HVAC systems, hospitals, airports, and stadiums.

What types of fittings are available?

We supply End Caps, Elbows, Reducer Connectors, 3-Way, and 4-Way fittings.

How do you ensure product quality?

We perform 100% inspection including visual and function checks before packing, with traceability for raw materials.

150 to 1000mm Diameter Round Ductwork Fittings Gi Spiral Duct Reducer

Name: 150 to 1000mm Diameter Round Ductwork Fittings Gi Spiral Duct Reducer
Brand: GFI HVAC LIMITED
SKU: 2192378775

Fujian, ChinaGFI HVAC LIMITED

US$2.00-25.00

100 Meters

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Material

Galvanized Sheet

Usage

for Air Conditioner, Industrial

Application

Ventilation

Shape

Round

Performance

Corrosion

Certification

ISO, CE

Other Material

201 304 Stainless Steel

Gi Spiral Duct Material Thickness

0.5-1.2mm

Stainless Steel Spiral Ducts Thickness

0.5-0.8mm

Fittings

End Cap, Elbow, Reducer Connector, 3 Way, 4 Way

Transport Package

Shipping Is Usually by Sea LCL Shipment or FCL Shi

Specification

100mm-1250mm diameter, length customization

Origin

Fujian, China

HS Code

7326909000

Key features

Superior Structural Strength: Spiral design offers high rigidity and reduced air leakage compared to rectangular ducts.

Wide Size Range: Available in diameters from 100mm to 1000mm with various length and height options.

Dual Material Options: Manufactured from Galvanized Sheet or 201/304 Stainless Steel for corrosion resistance.

Smooth Airflow Design: SR style features smooth interior surface for minimal friction loss and optimal airflow.

Enhanced Durability: Corrugated exterior with reinforcements (SR2C) provides extra structural strength.

Full Customization: Flexible manufacturing supports customized sizes, shapes, and connection options.

ISO & CE Certified: Products meet international quality standards with ISO and CE certifications.

Fast Delivery: Average lead time within 15 workdays for both peak and off-peak seasons.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceIn-stock CapacityFast Delivery

GFI HVAC LIMITED

Fujian, China

Business Type: Manufacturer/Factory CertifiedCustomization Options: Full Customization CertifiedNearest Port: XiamenAverage Response Time: ≤1.71h

About Our Factory & Business Background

AddressRoom 201, Building 15, No. 64, Fushan North Road, Zhangping City, Longyan, Fujian, China

Average Lead TimePeak Season Lead Time: within 15 workdays Off Season Lead Time: within 15 workdays

Supply Chain Partners3

Our Production Capability & Technical Expertise

Main ProductsSpiral Duct, Foam Pre-Insulated Duct, Air Vent, Flexible Duct, Rubber Insulation, Dampers, Air Diffuser and Grille, Air Register, Air Louver

Inspection Type for Finished Products100% inspection(Visual inspection & Function inspection)

Inspection Method for Finished ProductsFinished product checked by packing staff

Traceability of Raw MaterialsYes

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:What materials are used for the spiral ducts?

We use Galvanized Sheet and 201/304 Stainless Steel, with thickness options ranging from 0.5mm to 1.2mm.

Q:What is the available diameter range?

The ducts are available in diameters from 100mm up to 1000mm, with specific sizes like 150, 200, 250, 300, 400, 500, 600, 700, 800, 900, and 1000mm.

Q:Do you offer customized sizes and shapes?

Yes, we provide full customization for sizes, shapes, and connection options to meet specific project requirements.

Q:What is the lead time for production?

The average lead time is within 15 workdays for both peak and off-peak seasons.

Q:Are the products certified?

Yes, our products are certified with ISO and CE standards.

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