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Air Conditioner System Silver Insulated Flexible Round Air Duct , 4 inch

Air Conditioner System Silver Insulated Flexible Round Air Duct , 4 inch

Brand Name : woofun
Model Number : wfduct-205
Certification : SGS
Place of Origin : Ningbo
MOQ : Negotiable
Price : Negotiable
Payment Terms : L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability : 100000 meters per month
Delivery Time : 3-30 days after the payment
Packaging Details : one piece in one box or several pcs in one big box
Fiberglass density : 16kg - 24kg/m3
Name : Flexible insulated duct
Temperature Range : -30℃ ~ + 120℃
Insulation Thickness : 25mm, 30mm
Insulation Density : 16kg/m3, 32kg/m3
Air Velocity : 30m/s
Matreial color : red, white, yellow
Application : Air conditioning system
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Air Conditioner System Silver Insulated Flexible Round Air Duct

Insulation Aluminum Foil Flexible duct is suitable for ventilation system of high, medium & low pressure central air-conditioning and others. It has high-performance of temperature resistance and fire-proof. The outer structure is consisted of two-layer of PET (high temperature resistance). One layer of them is electroplated with aluminum powder by high voltage static and glass fiber filament is in the middle of two-layer to consist outer structure complexly. Inner tube is made of aluminum-foil paper which is consisted of high quality aluminum alloy and PET (high temperature resistance), it is supported by steel wire of high tension spiral carbon steel.

Technical parameter

Air Velocity30 m/s (max)
Operating pressure2500 Pa (max)
Temperature range-30℃ to 140 ℃
Fire resistanceYes,difficult to ignite
Thickness of Aluminum foils core duct

27 micron (Supair-005 type), 32 micron(Supair-006 type)

Product details:

Material: Aluminum Foil+Polyester Film

Spring Steel Wire

Polyester Wool/ Glass Wool/ Cotton

Avaiable Diameters: Φ100mm- 500mm (4” - 20”)

Temperature Range: -30℃ ~ + 120℃

Air Velocity: 30m/s

Air Pressure: 2500Pa

Length: 10m/ customized

Insulation Color: Yellow, Pink, White

Insulation Thickness: 25mm, 30mm

Insulation Density: 16kg/m3, 32kg/m3


1. Flexible duct is produced from multi layers aluminum strenthened with high tension hard steel spring wire.

2. Aluminum insulated & non-insulated air flexible duct(single &double layers)

3. Material is Glass Fiber cotton

4. Length: 10meters

5. Diameters: 4inch to 16inch

6. Fireglass thickness: 25mm

7. Fireglass density:16kg/m3 or 32k/25mm

8. Max velocity: 5500FPM

9. Temperature range: -20F to 250F

10. Flexible duct insulation & non-insulation are used for low or medium pressure heating cooling,ventiltion, exhaust and air conditioning systems.


1. Heavy duty insulating material.

2. Reduces your grow room temperature.

3. Reduces air flow noise.

4. Strong high quality construction.


High voltage, medium voltage, low voltage central air conditioning and ventilation system.

Temperature Range: -20 F to +160 F

Standard Length: 5M or as your requirement.

Standard Colors: Metallic silver

End Finish: Plain Cut


Double-ply insulated flexible duct constructed with 2 plies of aluminum foil and PET film layers, insulated with glass wool material.

Our Service

Our clients choose us for reasons:

1. We pay attention to the quality as company life

2. We look into the details and timely delivery guaranteed

3. Pleasant service and respond quickly

4. Reasonable price

5. Around 2 hours to Shanghai , 60 km distance to the Ningbo

You will find it's the best choice for doing business with us!

Product show

We can supply several sizes of insulated ducting and offer custom-made services. At the same time, we have strict testing procedure .Every product must pass testing to ensure it is qualified before shipment. If you have any problem, please contact with us!

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