Chimney "T" and draft

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Alex.O

New Member
Sep 13, 2016
2
Ferndale, WA
I pulled out my old prefab fireplace and going to install a free standing wood stove in front of where the prefab used to be.
The only way to run the chimney pipe is with a "T" setup. I called a few local shops and one guy told me that it's difficult to get a draft going with a T. The horizontal run through the wall will be about 18".

Does anyone with a T chimney have any issues with draft?
 
I have a rear vent stove running into a tee with a 10" snout. My setup drafts well with my particular stove.

Some stoves are more particular with draft and may not do as well.


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If the vertical flue is correctly sized, insulated and tall enough it should draft ok in cold weather. The horizontal section should be pitched upward at 1/4" per ft. toward the chimney. Depending on the stove there could be a bit of smoke spillage with the door open in milder weather. Shallow E/W loading stoves can be more sensitive in this regard.

What stove will be going in? I'm wondering why a stove can not be vented straight up in new chimney pipe that replaced the ZC chimney?
 
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My stove has a stove pipe that goes up about 3 feet, out through the exterior wall and into a T connector and then goes up along the outside of the house . . . only time I see some problems is early Fall and late Spring when the outside and inside temps are close to each other (and I typically can fix this issue by opening the nearby window a crack, opening the side door to establish a draft, etc.)
 
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