DuraVent | Type B Gas Vent Female Adapter 3"-8" Inner Diameter

Save $7.91
DuraVentSKU: 3GVAF

Sale price$31.65 Regular price$39.56
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Size: 3"

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Are you tired of grappling with unreliable venting systems that compromise the efficiency of your HVAC setup? Step into the world of DuraVent, where engineering excellence meets peace of mind. Introducing the DuraVent Type B Gas Vent Female Adapter, your ticket to an impeccably functioning ventilation system.

At DuraVent, we've garnered a reputation as the HVAC industry's foremost authority. Our commitment to innovation, safety, and professionalism shines through in every product we offer. The DuraVent Type B Gas Vent Female Adapter is no exception. It seamlessly integrates with our revolutionary DuraLock system, guaranteeing a lock-tight connection that's as reliable as it is convenient.

Crafted to withstand the harshest job site conditions, the DuraVent Type B Gas Vent boasts a recessed inner wall, minimizing the risk of damage during handling. Furthermore, this venting system is engineered to heat up rapidly and remain hot during appliance operation, significantly reducing condensation within the appliance and vent system. With a wide range of pipe lengths available, from 6 to 60 inches, along with adjustable and rigid fittings, flexibility is at your fingertips.

But let's be clear about its purpose: the Type B Gas Vent isn't suited for wood-burning or coal applications, industrial ovens, exhaust ranges, hoods, grease or pollution ducting, or free-standing exhaust vents for high-temperature applications. It shines brightest when used with natural gas or liquid propane Category I appliances and draft hood equipped appliances, all tested and listed to utilize the Type B Gas Vent.


  • Secure, lock-tight connections with DuraLock system.
  • Rapid heating, minimal condensation for enhanced efficiency.
  • Durable construction for job site reliability.
  • Compatible with a wide range of applications.
  • Trusted by industry professionals.

Key Features:

  1. DuraLock system for secure connections.
  2. Recessed inner wall for added durability.
  3. Rapid heating to reduce condensation.
  4. Wide range of pipe lengths and fittings.
  5. Trusted by industry professionals.


The DuraVent Type B Gas Vent Female Adapter is designed to enhance a variety of applications, including:

  • Natural gas fireplaces.
  • Gas-fired furnaces.
  • Boilers.
  • Water heaters.
  • Wall or space heating applications.


Model Size
3GVAF 3" Inner Diameter x 6" Height
4GVAF 4" Inner Diameter x 6" Height
5GVAF 5" Inner Diameter x 6" Height
6GVAF 6" Inner Diameter x 6" Height
7GVAF 7" Inner Diameter x 6" Height
8GVAF 8" Inner Diameter x 6" Height
Clearances 1" to combustibles in single and multi-family dwellings
Listings UL Listed to UL 441 and UL 1777(MH6357), ULC listed to ULC S605 (CMH1276 & CMH1407).
Warranty Limited-lifetime warranty


About the Manufacturer

Consistently the first to market with new innovations in venting systems, DuraVent has captured a leadership position in emerging markets. DuraVent has patents for several products and continues to design safe and technologically advanced venting.The company’s research into solving problems with corrosion, when biofuels such as corn are used, led to the break-through patent for PelletVent Pro.

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At Belleflame, we believe that shopping should be simple, stress-free, and most importantly, enjoyable. That's why we work hard to bring you the best products, prices, and customer service in the industry.

Here are just a few reasons why you should choose us:

  • Wide Selection of Products: We offer a vast selection of top-quality products from the leading brands in the industry. No matter what you're looking for, we have something for everyone.
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Order Confirmation:

Upon placing your order, you will promptly receive an email confirmation. Subsequently, we will conduct a thorough inventory check to ensure all items are in stock and available for immediate shipment. If your order aligns with the advertised delivery timeframe, we will promptly process it for shipment to our warehouse. In cases where the expected delivery time extends beyond the advertised timeframe, we will reach out to you via email and/or phone for confirmation.

Order Shipment:

Within one business day of your item being shipped, you will receive an email confirmation containing a tracking number. If you do not receive tracking information within six business days of placing your order, please don't hesitate to get in touch with us for assistance.

Estimated Time of Arrival:

Our typical delivery timeframe ranges from 2 to 10 business days. Custom-made products generally require 3 to 5 weeks for delivery. If the expected delivery date for your order would fall outside of the advertised 2-10 business day time frame, our customer service team will contact you to ensure your agreement with the revised timeline.

Covered Areas:

Please note that all estimated delivery dates and shipping costs advertised on our website apply exclusively to the Contiguous United States. For inquiries regarding shipping to Hawaii or Alaska, kindly reach out to our customer service team. While we do not offer direct shipping to Canada, we are more than willing to ship your order to the freight carrier of your choice.


It is very important that you inspect the packaging of your items when they arrive and check if you received all boxes listed on the delivery receipt. If you notice any damage or shortage of packages, you must make note of it on the bill of lading, take pictures, and refuse delivery. Your note should say "refused due to damage". You must also take photos of all sides of the box and send them to us within 2 days. If there are no damages visible before opening the box, you must note "subject to further inspection may contain concealed damage". If you notice any damage after receiving the delivery, do not throw the box away, and contact us with the photos. After we receive information from you about the refused delivery or concealed damage, we immediately initiate a claim with the shipping company or with the manufacturer. After the claim is fully processed, we ship all replacements at absolutely no cost to you.

Cancellations & Refunds:

We offer free order cancellations before the shipping label or Bill of Lading is generated, or prior to the commencement of production for custom orders. Please note that custom-made items are not eligible for refunds once production has begun. To be eligible for a return, the item must be unused and in its original condition, with all packaging intact and in perfect condition. Orders delivered outside of the United States are not eligible for refunds. If your order arrives damaged, please refer to the "Damages" section. Our refund policy extends for 30 days. If 30 days have elapsed since your purchase, regrettably, we cannot process a refund. Prior to returning an item, please contact us to discuss shipping details. All refunds will be credited to the original credit card or PayPal account used for the purchase, within two days of receiving the returned items at our warehouse.

Please contact sales@belleflame.com for any questions regarding shipping time.

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We believe that shopping should be easy, convenient, and most importantly, affordable. That's why we work hard to bring you the lowest prices on the products you love. But if you do happen to find a better deal elsewhere, we'll go the extra mile to make sure you get the best deal possible.

Here's how it works:

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  • Contact us with the details of the offer, including the website or store name, product name, and price.
  • We'll verify the price and beat it by an additional 10%.

It's that simple! Our 110% best price guarantee ensures that you'll always get the best deal possible when you shop with us. So, why wait? Start shopping now and experience the difference of shopping with Belleflame.

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