Duravent 4" x 6-5/8" DirectVent Pro 8-1/2" Pipe Extension | 46DVA-08A
Images & size shown are for reference only: colors may vary by screen, lighting, & natural material variation. See description for dimensions & finish options or call us to request a sample if an exact match is needed.
Duravent 4" x 6-5/8" DirectVent Pro 8-1/2" Pipe Extension | 46DVA-08A is backordered and will ship as soon as it is back in stock.
Choose with help from our Maspeth showroom. Read customer reviews on Google.
Pickup available at Maspeth, NY Showroom
Usually ready in 2-4 days
- Northeast shipping. Eligible orders over $999 ship free within our 11-state area; other eligible orders have a flat rate at checkout. Product exclusions apply. Shipping details.
- Factory-authorized Duravent dealer. You keep the full manufacturer warranty.
- 30-day returns, no restocking fee.
- Professional installation available across NYC, Long Island, Westchester, northern NJ and Greenwich/Stamford, CT.
Maspeth, NY 11378
- Monday–Friday
- 9:00 AM–5:00 PM
- Saturday
- 10:00 AM–3:00 PM
- Sunday
- Closed
Call ahead to confirm the model you want to see and pickup readiness.
Shipping & Delivery Area
Shipping & Delivery Area
- Online shipping is limited to Maine, Vermont, New York, New Hampshire, Massachusetts, Connecticut, Pennsylvania, New Jersey, Maryland, Delaware and Rhode Island.
- Eligible orders over $999 receive free standard shipping; eligible orders of $999 or less have a flat rate shown at checkout.
- Our own trucks deliver eligible local orders up to 120 miles. e-NRG fuel, white-glove delivery and assembly have separate eligibility, distance limits and charges.
- For other states, or when no delivery option appears, call 718-326-4328 for a quote before ordering.
- Read the shipping policy for details.
Assembly & Installation
Assembly & Installation
Our company installs in the following areas: Manhattan, Queens, Brooklyn, Nassau, Suffolk, Staten Island, Bronx, & Westchester NY. Hudson, Union, Essex, & Bergen NJ. Greenwich & Stamford, CT. Check out our portfolio of projects we built!
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- Outdoor Kitchens
- Outdoor Fireplaces/Firepits
- Outdoor Pizza Ovens
- Gas Fireplaces
- Gas Inserts
- Gas Log Sets
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Call for a free quote 718-326-4328
Warranty
Warranty
Manufacturer's warranty their products only if they are purchased from an authorized retailer like us. If an issue occurs and the item was purchased from a 3rd party website i.e. Amazon, your claim may be denied. What this means for you as a customer? As a factory authorized & trained dealer for every brand on our website, you will maintain full manufacturer's warranty. Please click on the manufacturer's manual in the description for full warranty coverage information.
Returns
Returns
- No-Restock Fees
- 30-Day Return Policy
- The NYC Fireplaces Team wants you to love what it is that you've ordered! If for some reason you have an issue with your product, we offer a '30-Day Return Policy'.
- We allow returns on all new, unused, unassembled, and "resalable" items in their original packaging within 30 days of the delivery date for a refund (minus the original shipping costs, and the shipping costs you incur shipping the product back). Naturally, if your return is because of our error, you are not responsible for any shipping costs.
Duravent 4" x 6-5/8" DirectVent Pro 8-1/2" Pipe Exte...
Duravent 4" x 6-5/8" DirectVent Pro 8-1/2" Pipe Extension | 46DVA-08A is backordered and will ship as soon as it is back in stock.
Description
Description
Available Sizes: Duravent DirectVent Pro 8-1/2 in. Pipe Extension (08A)
4 x 6-5/8 in. (46DVA-08A) (Current Size) | 5 x 8 in. (58DVA-08A)
Each part is sized for one DirectVent Pro pipe diameter; match the vent size your fireplace requires.
The Duravent 46DVA-08A is an 8-1/2 in galvalume pipe extension for 4 in x 6-5/8 in DirectVent Pro systems. Used with a rigid section of pipe, it adds 3 in to 7 in of length.
Features
- Adds 3 in to 7 in of length when used with rigid pipe (Duravent)
- Galvalume exterior with a laser-welded outer wall seam
- Fully unitized, twist-lock construction
- Sealant optional unless the appliance maker specifies it
- Does not fit DirectVent GS pipe
Key Specifications
| Model / SKU | Duravent 46DVA-08A |
| Stock number | 810001299 |
| Size | 4 in x 6-5/8 in |
| Length | 8-1/2 in |
| Adjustment | Adds 3 in to 7 in with rigid pipe sections |
| Finish | Galvalume |
| Compatibility | DirectVent Pro only; does not fit DirectVent GS pipe |
| Required or optional | Optional; used to fine-tune the length of a run |
| UPC | 662492212684 |
What Is Included and What You Will Need
- One Duravent 46DVA-08A 8-1/2 in pipe extension
- You will need: rigid DirectVent Pro pipe to pair it with
Related DirectVent Pro Parts
- Duravent 46DVA-E90 90 degree Elbow (galvanized)
- Duravent 46DVA-24 24 in Pipe Length
- Duravent 46DVA-24TA 17 in-24 in Adjustable Pipe w/ welded seam
Installation Notes
Confirm the appliance manual approves DirectVent Pro, and keep the run within its rise, horizontal run and offset limits.
Planning a fireplace project or need help matching parts? Book a design consultation.
Documentation
Frequently Asked Questions
How much length does it add?
Duravent rates it at 3 in to 7 in when used with rigid sections of pipe.
Will it fit DirectVent GS?
No. Duravent notes the extension does not fit DirectVent GS pipe.
Related reading: Direct vent gas fireplace buying guide, NYC fireplace code guide.
Warranty
Duravent Lifetime Limited Warranty (residential, sold on or after May 29, 2026): professional installs 100% for 15 years, then 50%; other installs 100% for 10 years, 75% to year 15, then 50%. Labor is not covered; proof of purchase is required.
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The appliance
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The complete setup
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Make sure this model fits your project
A few details now can help you avoid ordering the wrong size, fuel type or installation components.
1. Confirm fit
Check finished dimensions, opening or cutout measurements and the manufacturer’s required clearances.
2. Match the fuel and connections
Confirm the exact model’s fuel type, electrical requirements and any venting or ventilation requirements.
3. Complete the setup
Check what is included. Ask us to quote compatible accessories, delivery and installation separately where needed.
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Questions to settle before you order
How do I know which size and configuration to order?
Have your dimensions, photos, fuel or power details and preferred model ready. Contact our showroom before ordering if fit or compatibility is unclear. Follow the manufacturer’s installation instructions.
Does the price include everything I need?
Check the product description and selected configuration for included parts. Venting, trim, surrounds, covers, carts, fuel and installation may be separate. Ask for a complete quote before purchasing.
Can you deliver and install it?
Delivery and installation depend on your address and the product. Review our shipping policy and call for an installation quote. Confirm availability and timing before booking work. Read shipping details. Read return terms.
Product, accessory and installation prices are separate unless the offer explicitly includes them. Compatibility must be confirmed for the exact model.
