DuraVent 4″ DuraFlex Mortar Sleeve From the DuraFlex SS Series

DuraFlex SS Collection 4 InchDuraFlex Mortar Sleeve

This DuraFlex SS 4 InchDuraFlex Mortar Sleeve is the ultimate in flexible components for strength and flexibility. Use to protect DuraFlex when passing length through a masonry wall.

Features:

Inner Diameter: 4″
Fuel Types Compatible With: Wood/Oil/Coal, Gas, Pellet
UL Listed: Yes
Length: 6″
Limited Lifetime Warranty

DuraFlex SS is the ultimate in flexible steel liners for strength and flexibility. It features 20% more stainless steel per foot compared to other liners on the market. Its extreme flexibility facilitates problem free installations where multiple offsets are needed. DuraFlex Pro is DuraFlex Pro is manufactured utilizing highly corrosion resistant 316 Stainless Steel. 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.

Additional DuraVent Links
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DuraVent 4 Inch DuraFlex SS Collection

Specifications