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CVS® Concentric Venting System Product Image

CVS® Concentric Venting System

Used as small diameter direct vent for power vented fireplaces. Make sure your appliance is approved to use CVS by name.

DirectVent® Pro Product Image

DirectVent® Pro

Unitized, Co-Axial Venting System for Direct Vent Gas or Propane Stoves, and Fireplaces

DuraBlack® Product Image

Single-wall interior stovepipe for connecting woodstoves to chimney.

DuraChimney® II Product Image

DuraChimney® II

Air-cooled chimney system for masonry fireplaces.

DuraFlex® Aluminum Product Image

DuraFlex® Aluminum

UL 1777 and ULC S635.

Flexible aluminum relining for masonry chimney.

DuraFlex® Stainless Steel Product Image

DuraFlex® Stainless Steel

UL 1777 and ULC S635.

Flexible stainless steel relining for masonry chimney.

DuraLiner® Product Image

UL 1777 and ULC S635.

Insulated, double-wall masonry relining.

DuraPlus® Product Image

All-fuel, triple-wall chimney system.

DuraSeal® Product Image

Single-Wall and Double-Wall Special Gas Vent Boiler Applications

DuraStack® Product Image

A modular double-wall positive pressure chimney system. Factory built for boiler breeching, engine exhaust, and chimney stack. Grease duct (DIS only).

DuraStack® Pro Product Image

DuraStack® Pro

Models DIS and DAS. Modular Double-Wall Positive Pressure Chimney for Boiler Breeching, Stack and Engine Exhaust, and Grease Duct.

DuraTech® 5”-8” Product Image

DuraTech® 5”-8”

UL 103 HT and ULC S604

All-fuel, double-wall chimney system.

DuraTech® LDC 10in. - 24in. Product Image

DuraTech® LDC 10in. - 24in.

All Fuel, Double-Wall Large Diameter Chimney. UL-Certified: Rigorously Tested for Safety and Fire Hazard Protection

DVL® Product Image

Double-wall interior stovepipe for connecting woodstoves to chimney.

FasNSeal® Product Image

UL 1738 and ULC S636

Special gas vent system.

FasNSeal® W2 Product Image

UL 1738 and ULC S636.

Double-wall special gas vent system

FasNSeal® Flex Product Image

FasNSeal® Flex

The only flex Listed to UL 1738. UL 1777.

Flexible special gas vent system.

FasNSeal® 80/90 Product Image

FasNSeal® 80/90

Combined Category I and IV venting for Gas-Burning Appliances.

Fireplace and Stove Accessories Product Image

Fireplace and Stove Accessories

We offer a wide range of quality products to maintain, clean, and repair wood or gas stoves, fireplaces, hearths, and chimneys both indoors and outdoors, backed by 140+ years of expertise and innovation. Check out our new grill, household, and outdoor cleaning products!

PVL PelletVent® for multi-fuel Product Image

PVL PelletVent® for multi-fuel

c-UL-us Listed to UL 641 and ULC Listed to ULC S609

Multi-fuel venting system

PVP PelletVent Pro® Product Image

PVP PelletVent Pro®

UL641, ULC S609, and ULC/ORD C441

Biofuel venting system. UL641, ULC S609, and ULC/ORD C441

PolyPro® Product Image

Environmentally safe venting system for high-efficiency appliances, including water heaters, condensing boilers and warm air furnaces.

PolyPro® Flex Product Image

PolyPro double-wall flex lining system. Environmentally safe venting system for high-efficiency appliances, including water heaters, condensing boilers and warm air furnaces. NOT AVAILABLE IN CANADA

Model BV Product Image

Model BV Type B Gas Vent features our new DuraLock® Locking System which quickly and easily secures the venting system.

Model GV Product Image

Model GV available in 8" to 12" only - To be discontinued in 2024. See Model BV for complete 3" to 30" Type B Gas Vent offering.

USP Ultimate StovePipe Product Image

USP Ultimate StovePipe

The ultimate connection between your wood stove and insulated chimney.

Ventinox® Product Image

Welded, flexible stainless steel relining for masonry chimney

Grease Duct Product Image

Reducing Risks & Costs While Saving Time