Item # bci1760292

DuraVent 3" Inner Diameter - DuraFlex SW Flexible Liner Chimney Pipe - Single Wall - 15' Flex Pipe Length

Model: 3DFSW-15

Finish: Choose Finish
  • Stainless Steel
    Stainless Steel
    1 In Stock

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Product Overview

DuraFlex SW Collection 3 X 15 Foot Single Wall Pipe Length

Warranty Notice: M&G DuraVent warranty applies to this professional grade product only when installed by a trained professional installer.

This DuraFlex SW 3 X 15 Foot Single Wall Pipe Length is the ultimate in flexible components for strength and flexibility. The duraflex pipe length has a 3" diameter and comes in a variety of lengths. Please call customer service if you need a custom length.


  • Inner Diameter: 3"
  • Fuel Types Compatible With: Wood/Oil/Coal, Gas, Pellet
  • UL Listed: Yes
  • Length: 180"
  • Single Wall Construction
  • Limited Lifetime Warranty

DuraFlex SW is a smooth inner-wall, flexible stainless steel chimney liner. The smooth inner wall provides for no output reduction allowing for full appliance efficiency. Smooth wall construction eliminates ridges that restrict flue gas flow and collect deposits. The lack of ridges facilitates cleaning and maintenance. DuraFlex SW is ideal for relining masonry chimney for wood and gas burning appliances. Listed to UL 1777 and ULC S635.

Looking for Simpson Dura-Vent? You found it! Simpson Dura-Vent has changed their name to DuraVent. DuraVent is a recognized technological leader in the venting industry. 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. Scientifically proven materials and unequalled engineering make DuraVent products not only the best choice, or safest choice, but the only choice for professional quality venting products.

This product is listed under the following manufacturer number(s):

Dimensions and Measurements

Inner Pipe Gauge
180 in.
Outer Pipe Gauge
Pipe Inside Diameter
3 in.
Pipe Length
180 in.
Product Weight
20 lbs.

Characteristics and Features

Boxed Length
Inner Pipe Material
316 Stainless Steel
Outer Pipe Material
316 Stainless Steel
Pipe Class
Flexible Liner
Pipe Shape
Vent Construction
Single Wall

Electrical and Operational Information

Fuel Type
Gas, Oil, Wood, Pellet

Warranty and Product Information

Boiler, Fireplace, Furnace, Water Heater
Approved for Commercial Use
DuraFlex SW
Manufacturer Warranty
Limited Lifetime
UL Listing Number
UL 1777