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Approved for Co-Linear Venting (Masonry Chimney)

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Filtered result: 100 of 1637

10" WeatherShield Chimney Cap Non-Air Cooled-Clearance

$75.00

10" WeatherShield Chimney Cap Non-Air Cooled-Clearance

This 10" WeatherShield Non-Air cooled chimney cap is on clearance because it is a little crooked and slightly bent. Otherwise it is a perfectly functional; chimney cap made for 10" single or insulated chimney pipe. 304L stainless steel will ensure the chimney cap will last a long time. Sold as... Read More

6" Insulated Wall Thimble Rigid Connection-Clearance

$200.00

6" Insulated Wall Thimble Rigid Connection-Clearance

This 6" insulated wall thimble has a few scratches but is otherwise good as new. You can easily paint the thimble with high temp stove paint making it just like new. The rigid pipe connection can be used to connect the wood stove pipe to a masonry chimney. The insulated... Read More

6" x 24" Rock-Vent SW Black Stove Pipe-Clearance

$35.00

6" x 24" Rock-Vent SW Black Stove Pipe-Clearance

This 6" x 24" single wall black stove pipe has a few scratches to the finish and the male end was slightly crimped in more. This would be perfect for a wood stove where the appearance of the pipe is not important such as in a workshop or barn. Constructed... Read More

7" Rock-Vent Class A 2/12 Pitch Standard Roof Flashing - Clearance

$100.00

7" Rock-Vent Class A 2/12 Pitch Standard Roof Flashing - Clearance

This 7" Rock-Vent Class A standard flashing for a 2/12 shingle roof pitch only. Constructed from 304L stainless steel. The opening at the top of the flashing is 10". Storm collar is not included. Sold as is, non-returnable. One available. Read More

12" Copper Chimney Pot Topper w Round Clay Lid - Clearance

$100.00

12" Copper Chimney Pot Topper w Round Clay Lid - Clearance

This 12" round copper chimney pot topper with round clay lid is made for chimney pots that have an inside diameter of 12". In New condition with a copper screen and a round clay lid. This cap comes with the construction adhesive for mounting the cap to the chimney pot.... Read More

13 x 17 Bolt On Single Flue Chimney Cap - Clearance

$100.00

13 x 17 Bolt On Single Flue Chimney Cap - Clearance

This 13" x 17" single flue chimney cap is on clearance because one of the bolt nuts is missing. You can use a nut for a 1/4 20 screw to make the pressure belts functional to pressure fit against the flue. Sold as is, non-returnable. One available. Read More

DuraVent B-Vent Pipe Increasers

From$64.61

DuraVent B-Vent Pipe Increasers

DuraVent B-Vent Increasers are used to increase the DuraVent B-Vent pipe. This is typically done when connecting two vent pipes together such as a hot water heater and a furnace which have different vent sizes. The small end of the increaser will be pointed down and the large side of... Read More

DuraVent B-Vent Wall Thimble

From$53.89

DuraVent B-Vent Wall Thimble

DuraVent B-Vent Wall Thimble is used to pass the DuraVent B-vent pipe through a combustible wall. The Wall Thimble provides the necessary 1" clearance from any combustible materials. The Wall Thimble is able to adjust from 3.5" to 6" to accommodate various wall thicknesses. The integrated trim collar provides a... Read More

DuraVent B-Vent Wall Support

From$115.52

DuraVent B-Vent Wall Support

DuraVent B-Vent Wall Support is used for vertical and horizontal support of the DuraVent B-vent pipe. The wall supports should be used every 4' of vent pipe. The wall support legs can be rotated 360 degrees for wherever you need to place the support on a wall or a ceiling. Read More

DuraVent B-Vent Firestop Spacer

From$20.73

DuraVent B-Vent Firestop Spacer

DuraVent B-Vent Firestop Trim Spacer is used at every level of the home the DuraVent B-vent pipe passes through. The Firestop Spacer also acts as a trim collar for the first level of the home.

DuraVent B-Vent High Wind Rain Cap

From$68.19

DuraVent B-Vent High Wind Rain Cap

DuraVent B-Vent High Wind Rain Cap is used to terminate the pipe at the top of the vent. The High Wind cap prevents rain from entering the chimney pipe while also preventing any wind related downdrafts. The rain cap easily twist on and off for inspections and maintenance. Used for... Read More

DuraVent B-Vent Storm Collar

From$7.88

DuraVent B-Vent Storm Collar

DuraVent B-Vent Storm Collar is used to seal around the DuraVent B-vent pipe as it passes through either a roof flashing or a chimney chase cover. Silicone will need to be applied to make a seal around the storm collar where it meets the pipe above the cover or flashing.... Read More

DuraVent B-Vent Adjustable Roof Flashing

From$31.28

DuraVent B-Vent Adjustable Roof Flashing

DuraVent B-Vent Adjustable Flashing is used to waterproof seal around the pipe to waterproof the roof penetration. The flashing is available in 0/12 thru 6/12 pitch for low slope roofs and also 7/12 thru 12/12 for steeper roofs. The flashing is used for shingle roofs only. The flashing will tuck... Read More

DuraVent B-Vent Draft Hood Connector

From$32.16

DuraVent B-Vent Draft Hood Connector

DuraVent B-Vent Draft Hood Connector is used to connect the DuraVent B-Vent to either a single wall connector pipe or directly to the appliance. The connection end is female to slide over the connector pipe of the appliance exhaust collar. Use sheet metal screws to attach the single wall end... Read More

DuraVent B-Vent Universal Adapters

From$48.97

DuraVent B-Vent Universal Adapters

DuraVent B-Vent Universal Adapters are used to connect DuraVent Type B-vent pipe to either another manufacturer's type B-Vent or a flexible chimney liner. Use the male adapter when converting another manufacturer's B-vent to the DuraVent B-Vent when the DuraVent will be on the top side of the vent pipe. Use... Read More

DuraVent B-Vent Tee Connector

From$111.12

DuraVent B-Vent Tee Connector

DuraVent B-Vent Tee Connection With Removable Clean Out Cap is used for connecting more than one appliance to the Dura-Vent B-vent pipe. It is very common to connect the exhaust of a furnace or boiler and a hot water heater. The tee connection allows the two pipes together to reach... Read More

DuraVent B-Vent Adjustable Length Pipe

From$38.77

DuraVent B-Vent Adjustable Length Pipe

DuraVent B-Vent Adjustable Length Pipe is used to get the perfect length of pipe when the vent path calls for a specific length of pipe. B-Vent pipe is unable to be cut to length which makes the adjustable pipe a great solution. The adjustable length pipes work by telescoping up... Read More

DuraVent B-Vent Adjustable Elbows

From$81.03

DuraVent B-Vent Adjustable Elbows

DuraVent B-Vent Adjustable Elbows are used to offset the vent pipe to avoid any obstructions while maintaining the proper 1" clearance to combustibles. Available in either 45/60 degree and 90 degree angles. The 45/60 degree is able to adjust to any angle between straight up and down to a 45... Read More

DuraVent B-Vent Gas Chimney Pipe

From$59.52

DuraVent B-Vent Gas Chimney Pipe

DuraVent B-Vent Gas Chimney Pipe is used to vent natural gas and propane appliances such as natural gas fireplaces, gas-fired furnaces, boilers, water heaters, and wall or space heating applications. UL is listed to meet UL 441 and CAN/ULC-S605 standards for 1" clearance to combustible material. Constructed with an aluminum... Read More

9x9 Extended Cap 36" High - Clearance

$150.00

9x9 Extended Cap 36" High - Clearance

Extended stainless steel cap- 9"x9" bolt on- 36" high. Powder Coated bronze. New Condition.  Sold as is, non-returnable. One available.

21x9 1/2 Stainless Steel Cap - Clearance

$275.00

21x9 1/2 Stainless Steel Cap - Clearance

Stainless Steel Cap 21" x 9 1/2". New Condition. Sold as is. Non-Returnable. One Available.

13x13 3 ft Bolt On Extended Cap - Clearance

$175.00

13x13 3 ft Bolt On Extended Cap - Clearance

Extended cap 13x13 bolt on 36" high. Powder coat bronze. New condition. Sold As Is, Non-Returnable. One available.

8x48 Black Single Wall Stove Pipe - Clearance

$95.00

8x48 Black Single Wall Stove Pipe - Clearance

This 8" x 48” Rock-Vent single-wall black stove pipe is on clearance due to denting on both ends. This is fabricated from 22 gauge cold rolled steel. This is sold as is and is nonreturnable. One available. Read More

7x48 Black Single Wall Stove Pipe - Clearance

$100.00

7x48 Black Single Wall Stove Pipe - Clearance

This 7” x 48” Rock-Vent single-wall black stove pipe is on clearance due to denting on both ends. This is fabricated from 22 gauge cold rolled steel. This is sold as is and is nonreturnable. One available. Read More

8x24 SW DuraVent Black Pipe - Clearance

$40.00

8x24 SW DuraVent Black Pipe - Clearance

8x24 Single Wall DuraVent Black Pipe. Some scratching that can be repaired with paint. Sold As Is, Non-Returnable. One Available. 

6 in DuraVent SW Tee - Clearance

$70.00

6 in DuraVent SW Tee - Clearance

6" Single Wall Dura Vent Tee has minor scratching that can be repaired with paint.  This is sold as is and non-returnable. One Available. 

6 in Adapter DW to SW - Clearance

$45.00

6 in Adapter DW to SW - Clearance

6" single wall to 6" double wall adapter. Both ends are female. The adapter only works with Rock-Vent or Ventis double wall stove pipe. New Condition. 12 available, sold as is, non-returnable.  Read More

Support for Ceiling Square 6x11 - Clearance

$180.00

Support for Ceiling Square 6x11 - Clearance

The 6" x 11" Square Ceiling Support Box is in new condition but as some scratches and rust that can be cleaned and painted. This is used on a flat ceiling, the bottom of the ceiling support must extend a minimum of 3 inches into the room. Supports up to... Read More

Octagon Copper Cap - 9 3/4 Flange - Clearance

$300.00

Octagon Copper Cap - 9 3/4 Flange - Clearance

The Octagon Copper Chimney Pot Rain Cap has a 9.75" flange (pictured with Protective Film on Copper).  Protects against weather and animal beautifully. Removable octagon lid.

6x45 Heatfab Single Wall Black Elbow - Clearance

$45.00

6x45 Heatfab Single Wall Black Elbow - Clearance

This Heatfab Brand 6 in. diameter single wall elbow 45 Degree - Needs paint and has some scratches .  You can use single wall stove pipe when you have a minimum of 18 in. clearance to combustibles. Single wall chimney stove pipe is a 22-gauge cold rolled black steel. 2... Read More

DuraVent DVL Double Wall Black Pipe Adjustable Elbows

From$162.85

DuraVent DVL Double Wall Black Pipe Adjustable Elbows

DuraVent DVL Double Wall Stove Pipe Fixed Elbows are available in 45 and 90 degree angles. The elbows are used to offset the stove pipe when the stove and the chimney are not in line. The 45 degree elbows are best to use as an offset to minimize the restriction... Read More

DuraVent DVL Double Wall Black Pipe Increaser

$202.19

DuraVent DVL Double Wall Black Pipe Increaser

Use the 6" to 8" DuraVent DVL Double Wall Stove Pipe Increaser when converting a stove with a 6" exhaust hole to 8" DuraVent DVL Double Wall Black Stove Pipe. The 6" end is a male end and the 8" end is a female end. The Stove Adapter will be... Read More

DuraVent DVL Double Wall Black Pipe Stove Adapter With Damper

From$151.14

DuraVent DVL Double Wall Black Pipe Stove Adapter With Damper

DuraVent DVL Double Wall Stove Pipe Damper Section allows you to slow down and control the burn of the wood burning stove. A damper section is a must have for an older wood stove which typically do not have any draft controls built in to the stove. The damper will... Read More

DuraVent DVL Double Wall Black Tee Connection With Cleanout Cap

From$210.84

DuraVent DVL Double Wall Black Tee Connection With Cleanout Cap

DuraVent DVL Double Wall Stove Pipe Tee With Cleanout Cap is used to turn a horizontal pipe into a vertical stove pipe. The convenient cleanout cap is included to easily remove from the broom of the tee to clean out the soot. Use the tee connection in conjunction with a... Read More

DuraVent DVL Double Wall Black Pipe Telescoping Section

From$374.71

DuraVent DVL Double Wall Black Pipe Telescoping Section

Double wall stove pipe is not able to be cut to length. DuraVent DVL Double Wall Stove Pipe Telescoping Sections are the solution for achieving the perfect pipe length. The DVL double wall stove pipe is available in two adjustable lengths. The small telescoping section will adjust from 29" to... Read More

DuraVent DVL Double Wall Black Pipe Adjustable Section

From$126.98

DuraVent DVL Double Wall Black Pipe Adjustable Section

The DuraVent DVL Double Wall Stove Pipe Adjustable Sections are used to slide up or down a standard length of DVL stove pipe to allow for the necessary length of stove pipe. Since double wall stove pipe cannot be cut to length, the adjustable sections are the perfect choice when... Read More

DuraVent DVL Double Wall Black Stove Pipe

From$116.84

DuraVent DVL Double Wall Black Stove Pipe

DuraVent DVL Double Wall Stove Pipe is used to reduce the clearance to combustible material from 18" down to as close as 6" from a wall and 8" from a ceiling. Used as a connector pipe to vent a wood stove to either a class a chimney system or to... Read More

Class A 304 Stainless 8x30 Degree Elbow - Clearance

$500.00

Class A 304 Stainless 8x30 Degree Elbow - Clearance

Rock-Vent Class A 304 stainless 30 degree elbows. Two elbows. There are small dents on the outside of the elbows from shipping. Straps and supports are not included.  Sold As Is. Non-Returnable. One Pair Available.  Read More

Stainless Steel Chimney Cap 13x13x18 Bolt On - Clearance

$100.00

Stainless Steel Chimney Cap 13x13x18 Bolt On - Clearance

Stainless Steel Chimney Cap - Bolt on single flue with flat lid 13" x 13" with 18" mesh screen. Need direct protection for your flue? Then look no further than this easy to install Bolt On Single Flue Stainless Chimney Cap with Flat Lid. Sold As Is. Non-Returnable. One Available. Read More

6 x 20 Tee Snout Quick Connect - Clearance

$75.00

6 x 20 Tee Snout Quick Connect - Clearance

6" x 20" Stainless steel tee snout, Quick Connect Snout without the Tee Body and Clean Out Cap. New Condition. If you need the tee to be less than 22", simply cut it down with a hack saw. Sold As Is. Non-Returnable. One Available. Read More

Black Double Wall Stove Pipe Scratched 6 x 24 - Clearance

$50.00

Black Double Wall Stove Pipe Scratched 6 x 24 - Clearance

New condition 6" x 24" black double wall stove pipe, scratched on the male end where it was fitted with another pipe. Use Black Double Wall Stove Pipe when you need to reduce clearances to combustibles. Sold As Is. Non-Returnable. One Available. Read More

Mesh Animal Cage Screen 24 in - Clearance

$85.00

Mesh Animal Cage Screen 24 in - Clearance

Animal screen 24 inches x 16 inches x 11 inches high. The screen includes a  piano hinge mounting flange 3/4 inch wide. This stainless steel cage would be great to keep critters out of a chimney or flue. Sold As Is. Non-Returnable. One Available. Cage mesh measurements: 24"x16"x11" , -3/4"x1... Read More

Small Diameter Single Wall Stove Pipe Tee Connector

From$126.99

Small Diameter Single Wall Stove Pipe Tee Connector

Use the 3" 4" or 5" single wall black stove pipe tee connection to a stove with a rear exhaust hole to a vertical stove pipe section. The tee connections come with a clean out cap to make accessing the back of the stove easy without having to remove the... Read More

5 x 48 316L Rigid Pipe - Clearance

$110.00

5 x 48 316L Rigid Pipe - Clearance

5" x 48" 316L rigid pipe with dents on the outside and inside of the pipe. The denting does not affect the function of the stainless pipe.  Rock Rigid stainless steel 316L chimney liner pipe has the industry's only laser welded seam; won't warp like others will over time. Use... Read More

Bolt On SS Cap 16.25 x 16.25 - Clearance

$125.00

Bolt On SS Cap 16.25 x 16.25 - Clearance

16.25" x 16.25" Stainless Steel Chimney Cap - Bolt On Single Flue with non removable flat lid. New Condition. Provide direct protection for your flue. You will need 1.5" of clay tile protruding from the chimney crown to attach the stainless steel chimney cap. One available, sold as is, non-returnable.  Read More

13 x 13 Stainless Steel Bolt On Cap - Clearance

$100.00

13 x 13 Stainless Steel Bolt On Cap - Clearance

13x13 Stainless Steel Chimney Cap - Bolt On Single Flue with non -removable flat lid, new condition. Use this easy to install Bolt On Single Flue Stainless Chimney Cap with Flat Lid for direct protection for your flue. You will need 1.5" of clay tile protruding from the chimney crown... Read More

Rigid Terra Cotta Top Plate 5x5x8 - Clearance

$50.00

Rigid Terra Cotta Top Plate 5x5x8 - Clearance

5" x 8" x 8" Rigid Terra-Cotta Mount Top Plate. New Condition. Used with a 5" rigid pipe. Pipe clamp not included. The Rigid Terra-Cotta Mount Top Plate is used if you have clay tile in your chimney and it's exposed by 1/2” or more at the top of your... Read More

Stainless Steel Octagon  Pot Topper 8.625 in - Clearance

$200.00

Stainless Steel Octagon Pot Topper 8.625 in - Clearance

8.625" ID Octagon Stainless Steel Chimney Pot Rain Cap with mounting flange. New condition. Effective and attractive way to cap off your chimney pot. Protects chimneys equipped with chimney pots from rain, snow, and animal intrusion. One available, sold as is, non-returnable. Read More

Oval Terra Cotta Top Plate 8 x 13 - Clearance

$75.00

Oval Terra Cotta Top Plate 8 x 13 - Clearance

The 8" x 13" Oval Terra Cotta Top Plate size for a 5" x 8.15" oval Liner. Features an oval opening for our Oval Flex Liners. The Oval Terra Cotta Top Plate comes with stainless steel screws to secure the top plate via a friction fit. One available, sold as... Read More

8x8 Locktop II Damper Missing Hardware - Clearance

$350.00

8x8 Locktop II Damper Missing Hardware - Clearance

8x8 Locktop II damper, Missing Hardware This lock top damper is missing the hardware pack, the cable is included. Will work great for parts or someone that can fabricate the hardware. The Lock Top II Chimney Damper With Cap is the perfect solution for cold & drafty wood burning fireplaces.  Read More

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Our 316Ti flexible chimney liner and chimney liner components have passed the rigorous testing at the Underwriters Laboratories with best in class status and are UL Listed. So if you are looking for UL listed chimney liner sold directly to homeowners, then look no further than Rockford Chimney

Customer Testimonials

Back in July you gave me excellent advice re. sizing/purchasing a flue liner for the chimney associated with my wood stove. I'd like to thank you once agai... More

—AE Northfield, MN

A few weeks ago I ordered a chimney liner system for my fireplace insert. Your salesman recommended the liner system plus the insulating blanket. I just wa... More

—AH Happy customer

Just got around to installing my new smooth flexible liner and deluxe terra cotta cap (wow). The quality of your product is second to none. Very pleased an... More

—B.B. from Massachusetts

Thanks so much for the great tech service from Dennis, very knowledgable, friendly and proffessional.Your website is the best, beats your competition by fa... More

—Bill in Knoxville

Sue and Dennis, I received the final part of my order yesterday (the chimney cap that actually fits over the chimney chase). It looks wonderfu... More

—CC, VA

Hello, I was shopping for an fireplace insert and called RCS to ask why they were so much cheaper than my local guy, the reply was " we sell thousand of th... More

—Chris, PA.