QUIETFLEX Insulated Flexible Duct
The QUIETFLEX Insulated Flexible Duct (SKU 380, MPN 380) is a 3-inch diameter, 25-foot long fiberglass duct with a metallized polyester jacket. It features a vapor transmission rate of 0.05% and a fire rating of less…
SKU 3G-OTH-74370
Local availability & support — Singapore
- Local office
- 20 Woodlands Link #09-05, Singapore 738733
- Phone
- +65 8878 8355
- Delivery
- Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
- Payment
- Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
- Ships to
- Singapore
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Product Description
The QUIETFLEX Insulated Flexible Duct (SKU 380, MPN 380) is a 3-inch diameter, 25-foot long fiberglass duct with a metallized polyester jacket. It features a vapor transmission rate of 0.05% and a fire rating of less than 25 seconds.
Frequently Asked Questions
What is the QUIETFLEX insulated flex duct used for?
The QUIETFLEX insulated flex duct is used for HVAC air distribution in residential and commercial buildings. Its fiberglass insulation and metallized polyester jacket reduce heat loss and control condensation, making it suitable for heating, ventilation, and air conditioning systems where thermal efficiency and vapor control are required.
What are the specifications of the QUIETFLEX 380 insulated flex duct?
The QUIETFLEX 380 insulated flex duct has a 3-inch diameter, 25-foot length, and a vapor transmission rate of 0.05%. It features fiberglass insulation with a metallized polyester jacket and a fire rating of less than 25 seconds. The manufacturer part number is 380, and the SKU is 3G-OTH-74370.
Where to buy QUIETFLEX insulated flex duct worldwide?
3G Electric supplies the QUIETFLEX insulated flex duct worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time; we source and deliver this product to meet your project needs.
How to install QUIETFLEX insulated flex duct?
Install the QUIETFLEX insulated flex duct by cutting it to length with a sharp knife, ensuring the inner liner is fully extended. Use metal or plastic connectors and secure with clamps or tape. Avoid sharp bends and maintain a minimum bend radius to prevent airflow restriction. Support the duct at recommended intervals per local codes.
Used in
Common applications for QUIETFLEXQUIETFLEX Products
3G Electric supplies QUIETFLEX insulated flexible duct. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
