Z-Flex® Venting Systems

Z-Flex® Chimney Liner Kits and Accessories - All Fuels

Z-Flex® Chimney Liner Kits - Gas, Aluminum

Aluminum chimney liner kits come complete with everything needed to quickly and easily install a professional venting system. Z-Flex liner is manufactured using dead soft aluminum strip which is spirally wound and mechanically joined together, forming an air-tight and leak-proof Triple Lock seam. The specially designed corrugations provide excellent flexibility while maintaining superior crush strength. 

Z-Flex® Chimney Liner System - All Fuels, Oval

Z-Flex Stainless Steel Oval Liner systems are designed to provide the maximum cross sectional area and draft in confined chimneys spaces.

Z-Flex® Stainless Steel Liner





Oval Dimensions (Approximate)

Round Size  Oval Size O.D.
6”     |     4 1/2” x 8 3/8”
7”     |     4 3/4” x 9 1/2”
8”     |     5” x 11”

Z-Flex® Stainless Steel Rigid Liner & Access.

Z-Rigid. All fuel max draft. Z-Rigid smooth wall liner. Designed for use with all fuels, wood,pellet, corn, oil, gas. Precision engineered for lowest flow resistance. cULus Listed to 2100°F creosote burnout test. Fusion welded seams. Lifetime warranty.

Z-Flex® Aerocowl Flue Stabilizer

Aerocowl Flue Stabilizer is an aerodynamically designed unit which, when fitted to structurally sound chimneys and flues, completely eliminates down-draft; preventing troublesome smoke and toxic fumes from circulating within the home.
Aerocowl's built-in bleeding system reduces excessive fuel burning for all types of heating appliances, whether solid fuel, oil, gas or wood-burning, resulting in significant savings in energy consumption.

For Use with Natural Draft Appliances
Not intended for use with Category II, III, or IV gas burning appliances as defined by the National Fuel Gas Code, NFPA 54, or other appliances that result in condensation or corrosive acids on the liner of the chimney, or that create positive pressured in the chimney system.

Z-DENS Polypropylene Venting System

Z-DENS Polypropylene Vent Systems for high efficiency condensing appliances. Single wall rigid, flexible liner, cascade and concentric.

See Z-DENS Product Catalogue & Dimension Data for a complete list of parts

Z-Vent Gas Vent Single Wall

Z-Vent® double fail safe self-sealing Gas Vent System dramatically reduces installed vent system cost. Vent stack/breeching designed for use with boilers, furnaces, spa heaters, pool heaters, unit heaters and water heaters.

Category I, II, III, IV Heating Equipment.

Refer to Z-Vent Dimensional Data for more information, or contact customer service at 800-654-5600 sales@z-flex.com.

Z-Vent Gas Vent Double Wall

New Z-VENT® Double Wall Gas Vent System with
ZV-Clamp

Z-Flex® Direct Vent Gas

Direct Vent Co-Linear and Co-Axial Kits
Designed for use when converting existing wood-burning fireplaces into gas.
Allows for a completely sealed system that does not compromise indoor air quality.

UL & CUL listed under UL file #MH60654 to UL 2112 and ANSI Z21.88/CSA2.33 Standards

Z-Vent Appliance Adaptors

Z-Flex® Flexible Vent Connectors

Flexible Gas-Vent Connector Systems
Insul-Vent® Double-Wall Insulated Vent Connectors
Insul-Vent® is a double-wall insulated vent connector, designed to make insulated connections between appliance and common vent (i.e. B-Vent, masonry chimney, or Z-Flex® chimney liner products), easy and economical. Simply cut to desired length and attach quick-connect nds. No drilling or screwing is required. Plus it eliminates costly elbows and accessories.

Single-Vent. Single-Wall Vent Connectors
Single-Vent is a single wall flexible vent connector. Single-Vent, like Insul-Vent®, is designed to make difficult installations easy and economical.