Do I Need A Chimney Liner For A Gas Furnace

A stainless steel chimney liner that is properly sized for the stove furnace or fireplace will maintain or improve the venting performance draft.

Do i need a chimney liner for a gas furnace.

When connecting a new regular type known as category 1 type gas appliances furnace water heater with efficiency slightly below 83 old chimney flue size might need to be decreased with a new liner. When hot combustion gases enter the chimney they don t lose much heat they re still hotter than the surrounding air. A fireplace chimney should always be lined. If you have an older home with a wide brick chimney you.

You deserve to get the most from your appliance. If it is a high efficiency 90 afue and above these systems have a completely separate ventilation system apart from the chimney so a chimney liner is not necessary. I mean my house has got had an oil furnace for many years and never had a lined chimney. One for an oil furnace it s nice if it s lined.

That being the case they easily vent out of the chimney and away from the home. Do you have questions about your chimney and whether it needs a new liner. If you have a newer home with a skinny metal chimney flue these are typically already small enough for higher efficiency furnaces. What type of furnace do i have.

Liners can help direct gases up and out of your flue so your system works better and faces less decay and deterioration. Homeowners with gas or electric inserts most likely do not need a new liner because those types of fuel don t produce enough heat to damage a masonry chimney. I would not use one if it wasn t lined. A chimney professional can answer your questions and schedule an inspection for your home.

The metal liner also ensures a seamless connection between the exhaust pipe and the chimney itself. It s not 100 percent required all the time. The liner size is the number one factor for the appliance to burn properly. Not so with the other chimney.

What type of chimney do i have. Without a chimney liner corrosion can cause your chimney to deteriorate and allow harmful gasses such as carbon monoxide to seep through into your living space. This is extremely important and serves various purposes properly sized chimney flue. If it is older and not very efficient you most likely do not need a liner.

A properly sized chimney liner. If going to a smooth wall liner it will additionally improve your draft by up to 20 for gas and up to 15 for oil burning appliances.