DuraVent - 4" Inner Diameter PelletVent Pro Chimney Adapter 4" to 7" Increaser

Save $19.88
DuraVentSKU: 4PVP-X7

Sale price$178.90 Regular price$198.78
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Elevate your home's heating efficiency and safety with the DuraVent 4" to 7" PelletVent Pro Chimney Adapter. DuraVent, renowned as the industry leader in venting solutions, brings you a game-changing product that guarantees innovation, reliability, and an impeccable finish.

Designed to cater to the diverse needs of the HVAC and Hearth markets, our PelletVent Pro Chimney Adapter boasts an inner wall crafted from corrosion-resistant metal. This precision-engineered component is the cornerstone of a venting system that not only enhances safety but also adds a touch of elegance to your living space. It is tailored for stoves and inserts that run on wood pellets, corn, biofuels, or oil, ensuring exceptional performance across the board.

The PelletVent Pro Chimney Adapter features a laser-welded inner and outer wall, resulting in a perfect fit and finish that's second to none. We even offer select components in a sleek black finish, allowing you to match your home's aesthetic. With UL listing for 1" clearance to combustibles in the USA and Canada, coupled with a double-wall, air-insulated design, you can trust that this adapter meets the highest safety standards in the industry.

Upgrade your home's heating system effortlessly with DuraVent's PelletVent Pro Chimney Adapter. Experience the durability, innovation, and performance that have made us the number one choice for installers for over two decades.


  • Seamless Transition: Easily connect PelletVent Pro to existing chimneys.
  • Compatibility: Requires a DVL/DuraBlack Chimney Adapter for secure installation.
  • Versatile Use: Ideal for stoves and inserts using wood pellets, corn, biofuels, or oil.
  • High-Temperature Resistance: Rated for continuous use at temperatures up to 570°F.
  • Premium Materials: Laser-welded double-wall pipe with corrosion-resistant stainless steel inner wall and galvalume outer wall.
  • Sleek Finish: Optional black exterior available for a modern look.
  • Peace of Mind: Backed by a limited-lifetime warranty.


  • Use to transition between PelletVent Pro to existing chimneys such as DuraTech, DuraPlus, or DuraTech Premium.
  • Requires a DVL/ DuraBlack Chimney Adapter to fasten into the support box or wall thimble, for 6”, use adapter 6DVL-ADC or 6DVL-ADT, for 8”, use adapter 8DVL-ADC or 8DVL-ADT.


Model 4PVP-X7
Dimensions 4" to 7" I.D x 7" Height
Clearances 1” clearance to combustibles in the USA and Canada for appliances using corn and other biofuels, wood pellets, or oil.
Listings c-UL-us Listed to UL 641, ULC S609, and ULC/ORD C441 (MH8381 and MH14420).
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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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.

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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.

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