Boiler Jacket


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Old 02-06-10, 02:29 PM
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Boiler Jacket

I have a question for the learned folks on this board.

I'm thinking about buying an insulation jacket for my hot waterboiler with a DHW coil. It's made from a highly heat resistant material with an R value of 5.8 and it's custom made for certain boilers.

At $ 350.- the cost is quite substantial and I'm wondering if it's worth it. I'm sure there will be some savings in terms of energy consumption and run time, especially in the summer time, since I have to keep my boiler on all summer for DHW.

They claim an average saving of up to 700 liters of oil per year which may or may not fall in the same category as the car manufacturer's mileage claims

I also installed a Beckett Heat manager last winter and in conjunction with a boiler jacket the results may not be too shabby.

I'm very pleased with the heat manager, it has reduced my cycling very substantially and it has also reduced my oil usage.

Any comments are much appreciated.

Here's the product I'm thinking about buying

Eco Home Solutions - The Boiler Jacket Insulation Kit
 
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Old 02-06-10, 03:35 PM
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Well, based on the quoted numbers, the payback period would be pushing two years. Not bad, except during the heating season, the boiler's jacket loss, or much of it, will wind up in the heated spaces anyway. Plus, need to apply a factor for advertising hype.

I'm not real keen on this idea.
 
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Old 02-06-10, 04:48 PM
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We can just offer our opinions here. I agree with Mike Speed. I would not think it is going to save much. If the boiler needs to maintain temperature it may save more than cold start. The problem is the higher you maintain the boiler temperature the greater the stack losses. I would rather lose the heat to the home than to the atmosphere. This would make much more sense with a vent damper.
 
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Old 02-06-10, 06:32 PM
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I'm assuming that you have one of the five or six boilers that they are available for?

I doubt it would do much for ya...
 
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Old 02-06-10, 06:40 PM
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If this thing is so great, don't you think the boiler would come with it or at least it would be offered as an option?

I agree with the others, and I wouldn't buy it for myself either.

Beware anything that is Eco friendly, reduces carbon foot print, fights global warming, etc,. Just like the big time global warming people they have just figured out how to get your money from your pocket to theirs. And, make you feel good doing it.

Check with the boiler manufacturer and see what they say. Ask the guys in the technical Dept.
 
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Old 02-07-10, 06:23 AM
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It would make a slight difference but I don't know how long till it pays back. I do know if a manufacturer want to bump the efficiency a partial percentage point to be on top will increase the insulation. The one commercial product that went from 1" in testing to 3" to gain that very slight increase to become the most efficient commercial three pass cast iron boiler on the market.
 
 

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