B-Vent, Furnace & Boiler Venting Installation

Heating venting has to be treated as a system. ABC Chimney Solutions installs and replaces B-Vent and related venting for furnaces, boilers and water heaters, evaluating size, height, connections, pitch, clearances, support, termination and draft before deciding whether one section or the entire vent route should be replaced.

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Systems · Liners & Venting

B-Vent & Gas Venting in Connecticut

Heating venting has to be treated as a system. ABC Chimney Solutions installs and replaces B-Vent and related venting for furnaces, boilers and water heaters, evaluating size, height, connections, pitch, clearances, support, termination and draft before deciding whether one section or the entire vent route should be replaced.

Whole-route corrections

When an old vent route is badly designed or no longer appropriate for the appliance, ABC Chimney Solutions can rebuild the route instead of replacing only the visibly damaged piece. Shared venting is evaluated as one system when more than one appliance connects to it.

Changes to the heating system

Replacing a furnace can change the way a remaining water heater vents through a chimney. ABC Chimney Solutions checks the appliances that remain connected so an equipment upgrade does not leave a new draft or sizing problem behind.

Qualified trades when needed

ABC Chimney Solutions can coordinate qualified HVAC, plumbing or gas professionals when their scope is required, or work with the professional selected by the homeowner. The company's broad chimney and venting knowledge helps keep the different parts of the project connected.

  • Stainless & cast-in-place
  • Sized to the appliance
  • Class A and B-Vent
Recent Work

Recent Liners & Venting jobs

Every one of these is our own work, photographed on the job. Click any project to see the whole set.

  1. Before
    Liner Installation by ABC Chimney Solutions in Connecticut
    Relining Liner Installation 4 photos · before & after
  2. Liner Installation by ABC Chimney Solutions in Connecticut
    Relining Liner Installation 10 photos
  3. Class A Pipe Install by ABC Chimney Solutions in Connecticut
    Relining Class A Pipe Install 3 photos
  4. Class A Pipe Install by ABC Chimney Solutions in Connecticut
    Relining Class A Pipe Install 1 photo
Systems Inclusions

Also part of Liners & Venting

A chimney liner is part of the venting system, not just a metal tube dropped inside the chimney. The correct liner depends on the appliance, fuel, BTU input, vent connection, chimney height, existing flue and applicable manufacturer and code requirements. ABC Chimney Solutions evaluates those factors before recommending a liner type or size.

Questions & Answers

B-Vent & Gas Venting — frequently asked

What homeowners ask ABC Chimney Solutions most often about b-vent & gas venting.

Do you install B-Vent for furnaces and water heaters?

Yes. ABC Chimney Solutions installs and replaces B-Vent and related venting for furnaces, boilers and water heaters when the system calls for it. Learn more about this service.

Can you rebuild an entire gas vent route?

Yes. ABC Chimney Solutions can redesign and rebuild an unsuitable vent route rather than limiting the project to one failed section when the larger system is the actual problem. Learn more about this service.

Do you test the appliance after venting work?

Yes. ABC Chimney Solutions operates the appliance and checks the draft and venting performance after the installation is completed. Learn more about this service.

What does ABC Chimney Solutions mean by whole-route corrections?

When an old vent route is badly designed or no longer appropriate for the appliance, ABC Chimney Solutions can rebuild the route instead of replacing only the visibly damaged piece. Shared venting is evaluated as one system when more than one appliance connects to it. Learn more about this service.

What does ABC Chimney Solutions mean by changes to the heating system?

Replacing a furnace can change the way a remaining water heater vents through a chimney. ABC Chimney Solutions checks the appliances that remain connected so an equipment upgrade does not leave a new draft or sizing problem behind. Learn more about this service.

What does ABC Chimney Solutions mean by qualified trades when needed?

ABC Chimney Solutions can coordinate qualified HVAC, plumbing or gas professionals when their scope is required, or work with the professional selected by the homeowner. The company's broad chimney and venting knowledge helps keep the different parts of the project connected. Learn more about this service.

What is B-vent?

A venting system for certain gas appliances, different in construction and application from a Class A chimney or a stainless liner. What an appliance needs is set by the appliance, not by what is already there. This is part of what ABC Chimney Solutions checks before quoting b-vent & gas venting. Learn more about this service.

Can B-vent be used for a wood stove?

No. It is intended for specific gas appliances, and using the wrong venting type for an appliance is a serious error rather than a shortcut. It is one of the things ABC Chimney Solutions assesses when it looks at b-vent & gas venting. Learn more about this service.

Does a gas fireplace need a special vent?

It needs whatever its manufacturer specifies, which may be B-vent, a direct vent system or a lined masonry chimney. ABC Chimney Solutions establishes that before quoting. Learn more about this service.

Can existing venting be reused for a new gas appliance?

Only if it matches what the new appliance requires. Reused venting that suited the previous appliance is a common fault found on gas conversions. ABC Chimney Solutions works to this on every b-vent & gas venting job it takes on. Learn more about this service.

Do you handle the gas connection?

ABC Chimney Solutions can coordinate qualified trades where a project needs licensed gas work alongside the venting. Learn more about this service.

How is the vent terminated?

To the manufacturer's requirements for clearance and location, because the termination is where most venting problems on gas appliances originate. ABC Chimney Solutions can tell you which applies to your chimney when it looks at b-vent & gas venting. Learn more about this service.

What does a chimney liner do?

It gives the products of combustion a contained, correctly sized route out of the building, and keeps heat and acidic condensate away from the surrounding masonry. A chimney without a sound liner is passing both into the structure. Ask ABC Chimney Solutions about it when you book b-vent & gas venting. Learn more about this service.

How do I know if my liner needs replacing?

Cracked or missing clay tiles, corroded metal, tile fragments turning up in the firebox, a liner that was installed for a different appliance, or a heating change that altered the venting requirement are the usual reasons ABC Chimney Solutions recommends relining. Learn more about this service.

What size liner do I need?

It is determined, not chosen. The appliance rating and outlet, the fuel, the chimney height, the existing flue and the manufacturer's requirements decide it. ABC Chimney Solutions works it out for the specific installation rather than fitting the size that is common. Learn more about this service.

How It Works

Four steps from first call to certificate

No surprises and no doorstep pricing — you know what happens at every stage before we start.

  1. Book Your Visit

    Call or send the form. We confirm a slot the same working day, with a real arrival window — not a vague morning or afternoon.

  2. Full Inspection

    Every job opens with a survey down the full length of the flue, so what we quote for is what we have actually seen.

  3. Fixed Written Quote

    A price in writing before any work begins. No day-rate creep, no parts found halfway through, no doorstep upsells.

  4. Done & Explained

    The hearth is left cleaner than we found it, and you are told exactly what was done and what to watch.

What Homeowners Say

Reviews from the towns we work in

Eight of the several thousand chimneys we have swept, lined and rebuilt across Connecticut.

The inspection found a cracked clay liner two other companies had missed. Relined in stainless the following week and the smoke coming back into the room stopped dead.
Sarah MitchellHomeowner · West Hartford, CT
Open fire had not been swept in six years. They pulled out a shocking amount of creosote, sheeted the whole hearth, and left the room spotless.
Michael TurnerHomeowner · New Haven, CT
Damp was coming through the chimney breast for two winters. They traced it to a failed crown, recast it and waterproofed the brickwork — bone dry since.
Elena RossiHomeowner · Stamford, CT
Flashing had lifted and the damper had seized shut. Both repaired in one visit, and they showed me the before and after photos on the roof.
David BrennanHomeowner · Glastonbury, CT
The inspection found a cracked clay liner two other companies had missed. Relined in stainless the following week and the smoke coming back into the room stopped dead.
Sarah MitchellHomeowner · West Hartford, CT
Open fire had not been swept in six years. They pulled out a shocking amount of creosote, sheeted the whole hearth, and left the room spotless.
Michael TurnerHomeowner · New Haven, CT
Damp was coming through the chimney breast for two winters. They traced it to a failed crown, recast it and waterproofed the brickwork — bone dry since.
Elena RossiHomeowner · Stamford, CT
Flashing had lifted and the damper had seized shut. Both repaired in one visit, and they showed me the before and after photos on the roof.
David BrennanHomeowner · Glastonbury, CT
Full stack rebuild above the roofline on a 1920s house. They matched the original brick and mortar so closely the neighbors asked who did our repointing.
Priya RamanHomeowner · Greenwich, CT
Booked the sweep on Monday, done Tuesday. The photographs and written flue report are more thorough than the survey we paid for when we bought the place.
Tom AlvarezHomeowner · Fairfield, CT
Our wood stove never drew properly. They worked out the flue was oversized for the appliance, fitted an insulated liner, and it lights first time now.
Grace OkaforHomeowner · Simsbury, CT
Needed the chimney looked at fast for a house sale. On the roof the next morning, and I had a clear answer and a price the same afternoon.
Robert FeldmanHomeowner · Madison, CT
Full stack rebuild above the roofline on a 1920s house. They matched the original brick and mortar so closely the neighbors asked who did our repointing.
Priya RamanHomeowner · Greenwich, CT
Booked the sweep on Monday, done Tuesday. The photographs and written flue report are more thorough than the survey we paid for when we bought the place.
Tom AlvarezHomeowner · Fairfield, CT
Our wood stove never drew properly. They worked out the flue was oversized for the appliance, fitted an insulated liner, and it lights first time now.
Grace OkaforHomeowner · Simsbury, CT
Needed the chimney looked at fast for a house sale. On the roof the next morning, and I had a clear answer and a price the same afternoon.
Robert FeldmanHomeowner · Madison, CT
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Call For Fast Service (203) 813-4810
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