Simpson Dura-Vent Venting Pipe

Simpson Dura Vent Pellet Chimney Systems

PelletVent Pro for biofuels and Pellet Vent for Multi-Fuels

All PelletVent Pro components that come into contact with flue gases are built with an inner wall of corrosion resistant super-ferritic metal. PelletVent Pro for biofuels is a patent-pending venting system designed for stoves and inserts fueled by wood pellets, biofuels (corn, switchgrass, cherry pits, soybeans, coffee husks, sunflower hulls, walnut shells and wheat, to name a few) or oil fuel. Rated for continuous use flue temperatures up to 570 degrees F in 3” and 4” diameter sizes. PelletVent Pro is UL listed for 1” clearance to combustibles in the USA and in Canada. It’s double-wall, air-insulated design offers superior performance. Seams are factory-sealed on all elbows, tees, and fittings. It features a metal-to-metal seal as the primary protection against leakage. A high temperature silicone o-ring, completely encapsulated between the inner and outer wall, provides a secondary seal, providing superior safety.

Simpson PelletVent may be used with pellet stoves that burn agri-fuels (including wood pellets, corn, cherry pits, switch grass, coffee, husks, walnut shells, soybeans, wheat, sunflower hulls, rapeseed, and sugarbeets, to name a few) or oil fuel. All PelletVent components that come into contact with flue gases are built with an inner wall of corrosion resistant super-ferritic metal. PelletVent’s low temperature chimney is available in 3” and 4” sizes. PelletVent is UL listed for 3” clearance to combustibles in the USA and Canada.

Relining Chimney Systems

Simpson Dura-Vent offers two products to fulfill your relining chimney needs. Masonry chimney relining for appliances fueled by gas, pellet, oil, wood, or coal.

DuraLiner is a double-wall, insulated all-fuel relining system for masonry chimneys. DuraLiner is the premium high-temperature relining system, and is listed and approved for zero clearance installation. DuraLiner is available in sizes 5”, 6” and 8”. DuraLiner is UL and ULC approved.

DuraFlex single-wall, aluminum and stainless steel relining systems. DuraFlex is available in sizes 3”-8”. DuraFlex SS is available in 304 and 316ti stainless steel, and is designed for use with pellet, non-condensing gas, and oil appliances. Simpson DuraFlex SS is UL and ULC Listed. DuraFlex AL is an aluminum relining system which provides economical means to reline masonry chimney for Category I gas furnaces, water heaters, fireplace inserts, and non-condensing boilers.

DuraFlex AL is UL Listed.

Direct Vent Systems

Simpson Dura-Vent offers one product to fulfill all your direct vent needs. Direct venting for stoves, heaters, and fireplaces. Specified exclusively by nearly every major stove and fireplace manufacturer in the US and Canada.

DirectVent Pro is designed for use with direct vent stoves, heaters, and fireplaces. DirectVent Pro is laser-welded and requires no gaskets or sealants. DirectVent Pro is available to the specialty hearth market. DirectVent Pro is UL approved.

Stovepipe Systems

Simpson Dura-Vent offers two products to complete your installation needs. Stovepipe is used to connect the appliance to the chimney pipe. Offers improved performance and a decorative finishing touch.

DVL double-wall stovepipe is designed for enhanced safety and superior stove performance. DVL’s double-wall air insulated design reduces clearances to combustibles to 6” to walls, and 8” to ceiling. DVL is available in sizes 6”-8”. DVL is UL and c-UL approved.

DuraBlack single-wall stovepipe features die-formed end fittings and adjustable sections that eliminate cutting and crimping. DuraBlack provides an 18” clearance to combustibles, and is available in sizes 6”-8”.

Gas Systems

Simpson Dura-Vent offers superior quality in round, oval, and flexible gas vent systems. Simpson Dura-Vent gas vent systems offer a wide range of applications including: natural gas fireplaces, gas-fired furnaces, boilers, water heaters, and wall or space heating applications.

Type B Gas Vent is the Contractor’s Choice for minimizing effects of condensation on the appliance and the vent system. Type B Gas Vent is suitable for use with low heat gas-fired appliances. Type B Gas Vent is available in round sizes of 3”-30” and oval sizes 4”-6”. Type B Gas Vent is UL and ULC approved.

DuraConnect is flexible gas vent connector. DuraConnect I is used where a single-wall connector is allowed. DuraConnect II double-wall flexible vent is certified as having the equivalent thermal properties as Type B Gas Vent and can be used where a double-wall connector is required. DuraConnect is available in sizes 3”-6”. DuraConnect is UL approved.