Rock Flex, Rock Heavy Flex, Rock Tough Flex, Rock Rigid Stainless Chimney Liners

By: Chimney Liner In  09-12-2011
Keywords: Stainless Steel, Fireplaces, chimney

Chimney Liner Systems

Rock-Flex™ Stainless Steel 316Ti Chimney Liner Systems

Rock-Flex™ stainless steel flex chimney liners are the most popular flex liners offered at Rockford. The liners and all components are manufactured using the the very best prime stainless steel and offer an engineered tough 7-ply seam, which is air and water tight. There are 10 corrugations between each reinforced 7 ply seam. It leads the industry in flexibility and strength combined. It is the very best your money can buy, guaranteed in our no hassle Forever Warranty. 100 percent made in the USA.

Rock-Flex™ Deluxe 316Ti Smooth Wall Flexible Stainless Chimney Liner Systems

Due to its superior flexibility and increased BTU capacity, our smooth wall liner is gaining in popularity. Its smooth interior design allows for more airflow, adding back the 20% drag factor that's lost in traditional corrugated liners. And since it's made of 2-ply 316 stainless steel (.013 total thickness), it's great for any application. 100% stainless steel and 100% made in the USA.

Rock-Flex™ Stainless Steel AL29-4C Lining Systems

AL29-4C stainless steel flex chimney liner provides better corrosion resistance against the condensed flue acids that are formed by higher efficiency oil and gas units. For example, if you have an appliance that displays an 83% efficiency or higher, then you want to choose AL 29-4C.

Rock-Rigid™ Chimney Liner Systems

Rock Rigid has a smooth interior wall and is offered in 304L and 316L. Rock Rigid features a smooth interior wall and is tampered and butt-welded for a smooth fit from one section to the next. State of the art smooth weld is superior to any other on the market. Expanded ends means better flow. Superior venting. We carry all diameters 3" to 16" and lengths from 6" up to 4'.

Stove Pipe and Class A Chimney Pipe

Class A Chimney Pipe

We offer Metalbestos stainless steel Class A Chimney Pipe in through-the-wall, pitched ceiling or flat ceiling kits. We also carry Class A components to customize your installation.

Single-Wall Black Stove Pipe

Rock-Vent Black the industry's first fume free single wall black stove piping. Rock-Vent connections have a patent pending gap collar to perfectly match and seal connections with absolutely no unsightly gaps.

Double-Wall Black Stove Pipe

The clearance to combustible materials, such as standard drywall, is 2" for a Double-Wall Black Stove Pipe System. The clearance to combustible materials like wood is 6". Clearance to non-combustible materials is 0", but pipes should not actually touch cement, bricks or other non-combustibles.

Chimney System Components

Chase Covers

Chimney Caps

Choose from single flue and multiple flue caps, standard, Weathershield and Vacu-Stack. Custom sizes available.


Three styles of modern dampers, plus the Chimney Balloon!

Draft and Vent Fans

Improve efficiency and reduce smoke with inline or chimney top fans.

Adapters and Accessories

Specialty chimney parts let you make connections between chimney liners and other components. Our specialty parts provide a perfect fit for stainless steel flue liners during the installation process.

Chimney Maintenance and Preservation

Sealants, Cleaners and Cements

Soot and creosote removers, sealants, refractory cement and other chimney preservation and cleaning supplies

Roof hooks, rivets, crimpers, pulling cones and chimney flue brushes

Stoves, Fireplaces, Inserts and Accessories

Napoleon Authorized Dealer: No other hearth manufacturer in North America has perfected wood burning stove technology to the level that Napoleon® has. Years of research, strict quality testing and patented wood burning technology have surpassed critical standards, providing you with the cleanest, most efficient wood burning products. Napoleon's patented wood burning technology exceeds EPA (Environmental Protection Agency) standards substantially making a difference in keeping our environment clean.

Wood Stoves

Many people prefer to use wood as an economical and renewable fuel source. Our modern wood burning stoves are attractive and efficient.

Pellet Stoves

Pellet fuel is both renewable and convenient. Fuel pellets are easy to store and handle, and pellet stoves are designed to burn cleanly and efficiently.

Gas Stoves

Gas stoves are a beautiful and efficient way to enhance your home heating, and these elegant designs will warm your heart.

Fireplace Inserts

Turn your old fireplace opening into a modern and efficient heat source!


These exceptional wood or gas fireplaces can bring traditional charm or modern inspiration to your home.

Fireplace and Hearth Accessories

Our quality selection includes tool sets, screens, gloves, log holders, grates, kettles and trivets.

Fire Glass

Adding fire glass to your indoor and outdoor decor will give your entertaining areas new life and a modern look. It will last virtually a lifetime and there is no soot, ash or smoke to worry about. We carry American Fire Glass, made in the USA, in an assortment of colors and textures for just the look you want.

Ramsplitter Log Splitters

Split your firewood painlessly with these quality log splitters, available in a variety of sizes for commercial or residential use.

Outdoor Living

Lengthen your outdoor entertaining season and expand your enjoyment with these outdoor fireplaces and heaters.

Patio Torches and Heaters

Napoleon's Bellagio™ Patio Torch™ and two styles of radiant Patio Heaters, fueled by natural gas or propane.

Chimineas and Fire Pits

These charming outdoor fireplaces with warm your heat and bring excitement to your social gatherings. Fire Pits and fire tables feature an open flame, while chimineas are semi-enclosed with a chimney to improve draft.


Cupolas and Weathervanes

Top it with style - cupolas and weathervanes add an elegant touch to your roofline. Two-piece cupolas install easily on any shingle or metal roof. Your choice of weathervane is included. Weathervanes can also be purchased separately.

Keywords: chimney, Chimney Liner, Chimney Liners, Fireplaces, Stainless Steel, Stoves