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Cheaper to keep her ?

Heating a midwest 20x20 drywalled attached garage

  • Keep the Reznor Nat. Gas furnace I already have

    Votes: 30 75.0%
  • Buy a G73 Electric heater, wire and enjoy

    Votes: 4 10.0%
  • Totally Different heating option

    Votes: 1 2.5%
  • Heat ? Bah ! Who cares , I live in a warm place

    Votes: 5 12.5%

  • Total voters
    40

stellar91

Active member
Joined
Sep 23, 2010
Messages
42
Location
Detroit Rock City
I know there are numerous posts on everyone else's different specific heating dilemma, so I thought I would play along. I have a drywalled 20x20 attached garage without insulation that I plan to heat (and insulate).I already have a Reznor UDAP 30 Nat.Gas furnace that I could use but with all the love that the G73 receives and the ease of installation , I could easily buy one if I sold my Reznor. I don't plan on keeping it 70 degrees in the heart of a cold midwest winter but to just make it comfortable when I need to work out there. Thanks in advance

edit* yes, i know there is not a dirt leg on the gas line shown, It was never actually hooked up at this location.
 

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Falcon67

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Jun 11, 2009
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Merkel, TX
I live in a "warm" climate, but if I had NG available for my shop I would use it. My G73 is very nice and works well, but NG here is still much more affordable than power @ .115 /kWh.
 

NUTTSGT

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Sep 14, 2009
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Northern Central Ohio
I'm not sure where you are located and don't know what type of winter you have. I'd suggest before you even consider swapping out heaters, insulate that garage.

If you have absolutely no insulation in it now, it'll be like a completely different garage once it's insulated.
 
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stellar91

Active member
Joined
Sep 23, 2010
Messages
42
Location
Detroit Rock City
I'm not sure where you are located and don't know what type of winter you have.
Detroit Suburb = Cold , Sometimes long. I plan on insulating the ceiling and door, but the walls are already up (suggestions?)

@RAYJAY ~ I understand that gas would be cheaper , but with limited use it may make more sense and and be cosmetically better looking on the outside of the house .(curb view you would see the exhaust)Thanks for the chart!:thumbup:
 

RAYJAY

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May 29, 2006
Messages
2,638
Location
UNION DALE PA
Detroit Suburb = Cold , Sometimes long. I plan on insulating the ceiling and door, but the walls are already up (suggestions?)

@RAYJAY ~ I understand that gas would be cheaper , but with limited use it may make more sense and and be cosmetically better looking on the outside of the house .(curb view you would see the exhaust)Thanks for the chart!:thumbup:

no problem on the chart :thumbup: i went from using gas in my shop area(cost for heating last year was over $200.00 per month:wtf: ) to installing a coal stoker this year:bounce:

Jeff
 

HoosierBuddy

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May 9, 2006
Messages
2,915
Location
Southern Indiana
no problem on the chart :thumbup: i went from using gas in my shop area(cost for heating last year was over $200.00 per month:wtf: ) to installing a coal stoker this year:bounce:

Jeff

So you're the one.

I was out on my deck last night soaking in the hot tub and getting to really enjoy some distant neighbors outdoor coal furnace. Wow. What a super guy. He saves $100 and the neighbors for blocks around get to enjoy the putrid smell.

Don't get me started!

Whoops...too late.:lol_hitti

Phil
 

dirttracker18

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Joined
Aug 10, 2009
Messages
3,191
Location
Slate River, ON
Detroit Suburb = Cold , Sometimes long. I plan on insulating the ceiling and door, but the walls are already up (suggestions?)

Blow in the walls from the inside, small hole at the top and blow in each cavity. I don't care what some people say it will make a big difference.

Do you have a vapour barrier up before the dry wall? If not most of this is a moot point anyway for your area. Without the barrier to stop air movement the benefit from insulation will be minimal.
 
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stellar91

Active member
Joined
Sep 23, 2010
Messages
42
Location
Detroit Rock City
Do you have a vapour barrier up before the dry wall? If not most of this is a moot point anyway for your area. Without the barrier to stop air movement the benefit from insulation will be minimal.

I don't think so, one wall is common with the house which has a foam-like drywall material behind it (fire resistant probably) 2 of the other sides are exterior walls brick on the outside- drywall inside and of course the last is just an uninsulated 16' steel garage door. I never noticed any vapor barrier while sheeting the attic with osb. I don't mind insulating the door and the attic but I'm not obviously gonna tear down good drywall at this point, I won't be working out there enough to justify.
 

RAYJAY

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Joined
May 29, 2006
Messages
2,638
Location
UNION DALE PA
So you're the one.

I was out on my deck last night soaking in the hot tub and getting to really enjoy some distant neighbors outdoor coal furnace. Wow. What a super guy. He saves $100 and the neighbors for blocks around get to enjoy the putrid smell.

Don't get me started!

Whoops...too late.:lol_hitti

Phil

phil save a $100 .... more like a couple of $1000 per year I heat my whole house all winter for 6 to 7 ton( cost on that is 135.00a ton) we also have nat.gas one month in the winter our gas bill would be 450 to 500 a month, we burn hard coal here there is no smell once you start it up. if you getting a sulfur smell he not burning it right but he is saving a lot more than $100.00 ...

Jeff
 
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MikeLawrence

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Sep 17, 2010
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57
Location
Knoxville
I'd vote to keep what you have.

AFAIK the g73 isn't special: it's a 5kw strip heat.

While it may be a very very GOOD strip heat that doesn't change it being what it is: 3 (and a third) electric space heaters (the kind you can find on sale for $10 a pop) on a single 30amp circuit.

If ditching your current setup in favor of 3 hair dryers/space heaters/whatever could make sense for your situation then the g73 is actually a good fit.

If the idea of paying 4 (to 5) times the price per btu sounds ridiculous to you then stay with your current system.

As far as other options you could go with something like a www.thruwalls.com/units/ptac/az61h15dab which would put out the same heat btu as a g73 at ~1/4 the operating cost and even give you an air conditioner in the summer "for free". But I'm not sold on it being a better option for you than what you have now--it's still going to have an affect on the outside appearance (a ptac looks like a ptac though some louvers are nicer than others) and be almost exactly the same cost/btu as your current setup.

Just my $0.02
Michael Lawrence, LISSCO
www.thruwalls.com

Full disclaimer: Yes that's my website but I'm using it for comparison purposes here. Please don't get report happy because I chose not to link a competitor.
 
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NUTTSGT

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Sep 14, 2009
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50,863
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Northern Central Ohio
They never had moisture barriers in old homes. I think (and may be wrong) the newer builds that are sealed real tight and more needing of the moisture barriers.

If you want a moisture barrier, you'll have to rip down the drywall, which if you do, I'd use fiberglass batting instead of the blown in cellulouse.
 
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stellar91

Active member
Joined
Sep 23, 2010
Messages
42
Location
Detroit Rock City
If you want a moisture barrier, you'll have to rip down the drywall, which if you do, I'd use fiberglass batting instead of the blown in cellulouse.

Negative, pulling down the drywall is not an option, but if I decide to add-on another external bay to the garage then that one will be to current standards and built well. Designed for heat/ air and possibly drain
 

RAYJAY

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Joined
May 29, 2006
Messages
2,638
Location
UNION DALE PA
why would you want a moisture barrier in a garage walls anyway? the floor i can see but the walls not really. I wash my cars in mine.we also pull cars covered in snow and ice a i have no moisture problems or mold problems, may be a lot of the mold problems we hear about is because we seal our houses /garage to tight

do you really need the tight of a air space in a garage? may I'm old school but i was taught to let a house breath a little.....
 

Dragster Racer

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Feb 9, 2008
Messages
1,891
Location
Morrison, IL
I wouldn't even consider the electric. I know it is 100% efficient, but it is also more expensive in the midwest 100% of the time. If you want to find out if electric would be as cheap, stick a small electric heater out there and let it run. I would bet it would only take you one month to determine that nat gas is a lot cheaper per btu.
 
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stellar91

Active member
Joined
Sep 23, 2010
Messages
42
Location
Detroit Rock City
Baaaaah its 62 at 9 pm . Hump these northern people ,insulation n heaters is all they can talk about.hehe:beer:

Why is a southern boy trolling in a Heating and Cooling forum when at this time of year he needs neither . :headscrat Move along, go sweep your garage. At least in Summer, I don't have to worry about cooling my garage and just turn on a fan.hehe :beer: :thumbup:
 
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