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Item #:
185140877
Master Flow GAF 7" X 25' Insulated Flexble Duct with R6 Insulation, offering 33% More Insulation Than The Standard| with UL181 Standard of Safety
86% of respondents would recommend this to a friend
Item #:
185140877
GBP 83
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
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Imported from USA store
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Order now and get it around Sunday, October 04
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Enhanced Thermal Efficiency: The Master Flow Insulated Flexible Duct R6 Silver Jacket features R6 insulation, offering 33% more insulation than standard R4.2 products for superior thermal efficiency and energy savings.
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Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Enhanced Insulation
Offers 33% more insulation than standard ducts, ensuring optimal temperature control and energy efficiency in HVAC systems.
Safety Certified
Meets UL181 safety standards and is ETL listed, guaranteeing reliability and peace of mind for residential and commercial applications.
Flexible Design
Easily maneuverable 7" diameter and 25' length allow for adaptable installation in tight spaces, enhancing accessibility and versatility in ductwork solutions.
Product Details
| Brand Name | Master Flow |
| Manufacturer | GAF Master Flow |
| Number of Items | 1 |
| UPC | 050206922347 |
| Unit Count | 25 Feet |
| Model Number | F6IFD7X300 |
| Manufacturer Part Number | F6IFD7X300 |
| Item Thickness | 2 inches (5.1 cm) |
| Item Dimensions L x W | 7"W (17.8 cm) |
| Coverage | 11.5 square feet |
| Material Type | Fiberglass,Metal |
| Recommended Uses For Product | Packaging, Indoor |
| Material | Fiberglass,Metal |
| Brand | Master Flow |
| Product Dimensions (L x W x H) | 7"W (17.8 cm) |
Who Should Buy?
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Energy Efficiency Seekers
Ideal for homeowners aiming to reduce energy costs through improved insulation and HVAC performance.
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Climate Control Enthusiasts
Perfect for those who require precise temperature control in various rooms of their home.
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DIY Home Installers
A great choice for DIY enthusiasts looking to easily install flexible ducting in their home systems.
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Commercial Applications
Not ideal for large-scale commercial HVAC systems requiring more robust and durable duct solutions.
Product Description
Master Flow GAF 7" X 25' Insulated Flexble Duct with R6 Insulation, offering 33% More Insulation Than The Standard| with UL181 Standard of Safety and is ETL Listed
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the insulation value of this duct?
Answer: The duct features R6 insulation, providing superior thermal efficiency. -
Question:
Is this duct suitable for both heating and cooling systems?
Answer: Yes, it is ideal for standard heating, A/C systems, and various venting applications. -
Question:
How durable is the flexible duct?
Answer: It is covered in a heavy-duty silver jacket designed for long-lasting durability.
Master Flow Ducting F6IFD7X300 Editorial Review
The Duct Air Flex 7inx25ft Silver has garnered a mixed but mostly positive reception from customers, who have appreciated its utility in various DIY projects and home improvements. Users frequently highlight the quality and durability of the duct, noting its strength and flexibility compared to the often fragile plastic alternatives available. This feature has made installation manageable even in challenging environments, such as attics. Many customers recommend preparing the duct before installation to ensure a smooth process. Several reviewers have pointed out their success in using the product for unconventional purposes, such as connecting portable air conditioners whilst effectively minimizing the radiant heat replacement needed when venting hot air outside. The insulated nature of the duct has been praised for improving thermal performance and its ease of modification to fit different connections. Moreover, customer service from the seller has been positively noted, with quick responses and resolutions enhancing the overall purchasing experience. Overall, the Duct Air Flex is recognized for its quality, versatility, and practicality, making it a recommended choice for home improvement enthusiasts looking for a flexible duct solution. **
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Pros
- Strong and durable material.
- Easy to work with and install.
- Good thermal insulation properties.
- Flexible design that adapts to various uses.
Cons
- Fiberglass insulation can be tricky and tears easily.
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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10 September 2026 · via Trustpilot
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10 September 2026 · via Trustpilot
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Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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GBP 83
Order now and get it around Sunday, October 04
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Fastest cross-border delivery
Features & Benefits
- R6 insulation provides 33% better thermal efficiency than standard R4.2.
- Flexibility for various heating, A/C, and venting applications.
- Durable heavy-duty silver jacket for long-lasting performance.
- ETL listed, meeting UL181 standards for safety and quality.
- Reduces energy consumption for more cost-effective HVAC operation.
- Easy installation and reliable performance in multiple settings.
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