Hampton HI300 Install in Two Weeks...Have a Liner Question

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jscs.moore

Feeling the Heat
Sep 9, 2015
291
Eastern PA
I'm getting ready for my Hampton HI300 insert to be installe in two weeks. We have an 8X13 flue with Teracatta lining right now. When I stated that I wanted an insulated liner with the install...the dealer is stating I will need "poured insulation" because there is not enough room to fit a "wrapped insulation" kit. Does anyone have any feedback on poured insulation as opposed to wrapped? I am a newbie to all of this, but after webbing this site to death over the last month...it is clear to me that an insulated liner is the way to go. Any feedback would be appreciated, I just want to make sure everything is done right the first time!
 
A poured in liner is better than nothing, but not quite as nice a blanket wrap or pre-insulated liner. Unless the liner is installed with spacers it is going to be in contact with the chimney at some places. In those areas of contact the poured-in insulation will not be effective. Still it will be better than nothing. Other options are breaking out the tiles to fit a blanket-wrapped liner or install a preinsulated liner with a smaller OD.
 
A poured in liner is better than nothing, but not quite as nice a blanket wrap or pre-insulated liner. Unless the liner is installed with spacers it is going to be in contact with the chimney at some places. In those areas of contact the poured-in insulation will not be effective. Still it will be better than nothing. Other options are breaking out the tiles to fit a blanket-wrapped liner or install a preinsulated liner with a smaller OD.
I agree with everything said here but you can also use an ovalized liner. And there is no way in that clay liner with a 6" round that you will get enough pour in insulation to get your zeroclearance to combustibles. But again it is better than nothing.
 
Is this an interior or exterior chimney? If exterior will they be putting in a damper-sealing block-off plate?
 
Is this an interior or exterior chimney? If exterior will they be putting in a damper-sealing block-off plate?
If they are pouring it they would have to.
 
Okay...I'm really confused now. So the dealer said I have a 8X13 flue with terracatta tile liner. The order sheet for the insert has listed on it: 5.5 X35 insert flex kit and 5.5" flue connector...so does that mean they are installing a 5.5" stainless steel liner? The other question is, if they pour the insulation do they first take the terracatta tiles out or just pour in the insulation around it? I do have some of these questions about poured insulation sent to the dealer today, just haven't heard back yet. If removing the terracatta and having a wrapped liner installed...is that usually a big expense?
 
When I stated that I wanted an insulated liner with the install...the dealer is stating I will need "poured insulation" because there is not enough room to fit a "wrapped insulation" kit.
My HI200 went in a prefab exterior chimney and I believe it was 8" diameter. Based on what I read here I insisted on an insulated liner. Mine is 5.5" diameter with wrapped insulation and my installer cursed and mumbled the entire time. Maybe 5.5" as opposed to 6" can work in your application?
 
The order sheet for the insert has listed on it: 5.5 X35 insert flex kit and 5.5" flue connector...so does that mean they are installing a 5.5" stainless steel liner?
Yes and at your height i am sure it will be fine but even a 5.5 will be a very tight fit wrapped.


The other question is, if they pour the insulation do they first take the terracatta tiles out or just pour in the insulation around it?
I am sure they are not planning on breaking them out if they are using a 5.5"


If removing the terracatta and having a wrapped liner installed...is that usually a big expense?
It will ad a couple hundred if they do it regularly. And allot more than that is they don't.
 
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