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Type: Posts; User: djj

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  1. Replies
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    cem-bsee, I am sorry I thought I had mentioned...

    cem-bsee,

    I am sorry I thought I had mentioned in an earlier post, this is a new construction in Iowa and we just moved into the house in September. The only previous bill I have a copy of(other...
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    Beenthere, It has been in the low 30's, we had...

    Beenthere,

    It has been in the low 30's, we had 961 heating degree days this billing period and we used 25.8 MCF. Our gas bill was around $300.

    Regards,

    Dennis
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    pgmr, The house is 2600 square feet with 2000...

    pgmr,

    The house is 2600 square feet with 2000 in the unfinished insullated basement. The water heater is gas and there is a direct vent gas fireplace but we only use it a couple times a month for...
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    bwal2, pgmr, Thanks for your replies. I will...

    bwal2, pgmr,

    Thanks for your replies. I will try and answer both your questions.

    Just to be clear, this is a new construction so we don't have any old bills to compare to. However in looking...
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    yesterday, I posted a thread about having much...

    yesterday, I posted a thread about having much higher than expected gas bills with our new Rudd 92% furnace and possibly having my back contractor out to check the performance of the furnace. In...
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    Beenthere, Yes the filters are checked every...

    Beenthere,

    Yes the filters are checked every two weeks and are usually changed monthly.

    Regards,

    Dennis
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    7x, Thanks for your reply. All the ducts are...

    7x,

    Thanks for your reply. All the ducts are sealed with alum tape and are in conditioned space. I know the insulation and foaming is good and up to energy star specs as I did it myself and it...
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    We have a new construction and our gas usage (and...

    We have a new construction and our gas usage (and bill) for the past two months have been quite a bit higher than the heat loss calcs would predict. Our utility co. did a blower test on the house and...
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    beenthere, Ducts are pretty well sealed. All...

    beenthere,

    Ducts are pretty well sealed. All joints/seams on supply ductwork are taped with aluminum tape and there is little leakage into the insulated but unfinshed basement.

    I am going to...
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    BaldLoonie, Thanks! That gave me what I needed...

    BaldLoonie,

    Thanks! That gave me what I needed as the heat loss in your example is within a few K of mine and the temp range is about the same too.

    kind regards,

    Dennis
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    Jacob, Yes how much heat loss will be at...

    Jacob,

    Yes how much heat loss will be at higher temperatures, for example freezing vs -11.

    Kind regards,

    Dennis
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    BaldLoonie, Thanks for your reply. Is there...

    BaldLoonie,

    Thanks for your reply. Is there any way to calculate how much less the load will be w/o redoing the manual J?

    This is our first winter in our new construction and the first real...
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    In the load calcs for our house in Iowa, they...

    In the load calcs for our house in Iowa, they came up with a heat load of 76318 based off an outside temp of -14 and a differential of 84 deg. So this implies that an 80k furnace would run roughly...
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    Q for JPS or tinner73

    My HVAC guy has my 700 installed except for the final wiring of the humidistat as neither if us could figure out the supplied instructions and he has never intalled the 700 before. He wired the 120v...
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