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About this item
About this item
DuraFlex AL Collection 4 Inch x 3 Inch DuraFlex AL Coupling
This DuraFlex AL 4 Inch x 3 Inch DuraFlex AL Coupling is the ultimate in flexible components for strength and flexibility. The DuraFlex AL flex coupling is used to join flex liner sections together.
- Inner Diameter: 4"
- Fuel Types Compatible With: Gas, Liquid Propane
- UL Listed: Yes
- Length: 3"
- Double Wall Construction
- Limited Lifetime Warranty
An economical venting system used for relining masonry chimney for natural gas or liquid propane category I, draft hood equipped appliances, and appliances tested and listed to use Type B Gas Vent for a wide range of applications, including: natural gas fireplaces, gas-fired furnaces, boilers, water heaters, and wall or space heating applications. Protects the masonry chimney from damaging effects of flue product condensation.
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
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