Equipment Sizing
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The Manual J Dilemma
It’s hard to get a contractor to provide an accurate heat-loss or heat-gain calculation
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Sizing a Modulating Condensing Boiler
You can use simple math to avoid common boiler sizing errors
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Saving Energy With Manual J and Manual D
Experts tell builders that HVAC equipment and ducts should be designed according to Manual J and Manual D; the problem is, no one wants to do the calculations
