DuraVent | Type B Gas Vent Standard Tee 3"-8" Inner Diameter

Save $16.61
DuraVentSKU: 3GVT

Regular price$66.45 Sale price$83.06

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Size: 3"
⛟ Estimated Delivery Date: Between and to all states excl. Alaska & Hawaii.

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Unveil the pinnacle of venting solutions with DuraVent's 3"-8" Type B Gas Vent Standard Tee. As the industry leader in venting products, DuraVent continues to redefine excellence in HVAC and Hearth markets. Say goodbye to complications and embrace simplicity with our innovative DuraLock system.

DuraLock - a revolution in venting technology - guarantees a snug, lock-tight connection. Witness the alignment indicators seamlessly meet, feel the ends effortlessly grasp together, and hear the satisfying snap as your connection firmly locks into place. No more fumbling or uncertainty; DuraLock ensures your venting system is secure and hassle-free.

Designed to endure the rigors of any job site, the inner wall of DuraVent's Type B Gas Vent is recessed to eliminate damage during handling. Plus, it rapidly heats up and stays hot during appliance operation, minimizing condensation within the system. With pipe lengths ranging from 6 to 60 inches and a versatile array of adjustable and rigid fittings, this tee provides unmatched flexibility and ease of installation.


  1. Seamless Connection: DuraLock guarantees a secure, foolproof connection, eliminating installation hassles.
  2. Durability Assured: Recessed inner wall protects against handling damage, ensuring long-lasting performance.
  3. Efficient Heating: Rapidly heats up and maintains high temperature, minimizing condensation in the vent system.
  4. Versatile Sizing: Available in various lengths, this tee accommodates diverse installation needs.
  5. Reliable Performance: Trust DuraVent for safe and efficient venting solutions.

Key Features

  1. Alignment Simplified: Swiveling branch for precise alignment.
  2. Size Flexibility: Accommodates 3"-8" diameters, allowing for various applications.
  3. Common Venting: Perfect for combining connectors from multiple appliances into one vent.
  4. Built to Last: Crafted with durable aluminum and galvanized outer walls.
  5. Sleek Finish: Elegant aluminum finish adds a touch of sophistication to your venting system.


DuraVent's Type B Gas Vent Standard Tee is the ultimate choice for natural gas or liquid propane Category I appliances. It's compatible with draft hood-equipped appliances and those tested and listed for Type B Gas Vent use. Common applications include natural gas fireplaces, gas-fired furnaces, boilers, water heaters, and wall or space heating systems. Elevate your home's safety and efficiency with DuraVent.


Model Size Dimensions
3GVT 3" I.D 9" (A) x 4.5" (B) x 4.25" (C)
4GVT 4" I.D 9.875" (A) x 4.75" (B) x 4.75" (C)
5GVT 5" I.D 11" (A) x 5.5" (B) x 5.25" (C)
6GVT 6" I.D 12" (A) x 5.75" (B) x 5.625" (C)
7GVT 7" I.D 13" (A) x 6.3125" (B) x 6.25" (C)
8GVT 8" I.D 14" (A) x 7.375" (B) x 7" (C)
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.

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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