DuraVent - 7"-30" Inner Diameter Type B Gas Vent 45-Degree Elbow

Save $26.11
DuraVentSKU: 7GVL45

Regular price$104.42 Sale price$130.53

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Size: 7"
⛟ Estimated Delivery Date: Between and to all states excl. Alaska & Hawaii.

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When it comes to venting solutions for your HVAC and Hearth needs, DuraVent stands tall as the industry's frontrunner. We've established our reputation on a foundation of innovation, safety, and unmatched professionalism. Introducing our DuraVent Type B Gas Vent 45° Elbow - a game-changer in the world of venting systems.

Imagine a product that aligns perfectly, connects seamlessly, and locks into place with a satisfying snap. That's the power of DuraLock, our innovative system that ensures a secure, leak-free connection every time. But that's just the beginning.

Our Type B Gas Vent is built to withstand the rugged demands of job sites, ensuring longevity and reliability. The inner wall is specially designed to eliminate damage during handling. What's more, it heats up rapidly, minimizing condensation within your appliance and vent system. With pipe lengths ranging from 6 to 60 inches and a comprehensive selection of adjustable and rigid fittings, it's tailored to meet your specific needs.


  • Perfect Fit: Precision-engineered for a lock-tight connection, ensuring your system operates flawlessly.
  • Durability Matters: Built tough to handle job site demands, minimizing the risk of damage.
  • Efficient Heating: Rapidly heats up, reducing condensation and enhancing performance.
  • Versatile Sizing: Available in multiple lengths and adjustable fittings for a custom fit.
  • Safety First: Designed for use with natural gas or liquid propane appliances, meeting strict safety standards.
  • Wide Applications: Ideal for various setups, including natural gas fireplaces, furnaces, boilers, and water heaters.
  • Long-Lasting: Backed by a limited-lifetime warranty, ensuring peace of mind.


  • 45° Elbow in size 7”-30”.
  • Offsets obstructions as needed.
  • Elbows up to 10” are adjustable.
  • Sizes 12” and larger are not adjustable.
  • Elbows must be supported when installed.


  • DuraVent’s Type B Gas Vent system. Use with natural gas or liquid propane Category I and draft hood equipped appliances, and appliances tested and listed to use Type B Gas Vent.
  • Applications include natural gas fireplaces, gas-fired furnaces, boilers, water heaters, and wall or space heating applications.

Materials and Construction:

  • Round Type B Gas Vent 3” - 8” and oval 4” - 6”: Aluminum .012” inner wall, galvanized .018” outer wall.
  • Round Type B Gas Vent 10” - 16”: Aluminum .016” inner wall, galvanized .021” outer wall.
  • Round Type B Gas Vent 18” - 30”: aluminum .020” inner wall, galvanized .021” outer wall.
  • 3”-16” diameters feature twist-lock fittings, and screws are required for 14” and larger diameters.


Model Size Dimensions
7GVL45 7" I.D 4.75" (A) x 4.75" (B) x 10.5" (C) x 10.5" (D)
8GVL45 8" I.D 4.75" (A) x 4.75" (B) x 10.25" (C) x 10.25" (D)
10GVL45 10" I.D 5.5" (A) x 5.75" (B)
12GVL45 12" I.D 6.125" (A) x 6.25" (B) x 13.875" (C) x 14" (D)
14GVL45 14" I.D 6.5" (A) x 6.875" (B) x 14.875" (C) x 15.25" (D)
16GVL45 16" I.D 7.25" (A) x 7.375" (B) x 16.5" (C) x 16.5" (D)
18GVL45 18" I.D 9" (A) x 8.5" (B) x 20.125" (C) x 21.875" (D)
20GVL45 20" I.D 9" (A) x 8.375" (B) x 20.25" (C) x 21.75" (D)
22GVL45 22" I.D 8.5" (A) x 9.75" (B) x 20.375" (C) x 21.625" (D)
24GVL45 24" I.D 9.5" (A) x 9.75" (B) x 21" (C) x 21.875" (D)
26GVL45 26" I.D 10.25" (A) x 10.25" (B) x 21.5" (C) x 22.75" (D)
28GVL45 28" I.D 9.75" (A) x 10" (B) x 21.5" (C) x 22.75" (D)
30GVL45 30" I.D 9.75" (A) x 10" (B) x 23.75" (C) x 24" (D)
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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