windows and doors: As Much As Thirty Percent Of Energy Loss Happens Here - 12/12/16 04:07 AM
As much as thirty percent of energy loss happens here.
Remember, heat seeks cold.  Heat looks for cold!  Heat then moves toward cold!
In a finished house, assuming everything is in place (including insulation) the energy loss (meaning thermal movement - heat toward cold) breaks down more or less like this:
> 30% of loss happens through the attic ceiling.
> 30% of loss happens through walls.
>30% of loss happens through windows and doors.
>10% of loss happens through exterior wall or uninsulated ceiling penetrations like switches, receptacles and lights.
Obviously those percentages change if walls or ceilings are not adequately insulated, or there are really lousy … (34 comments)

 
Jay Markanich, Home Inspector - servicing all Northern Virginia (Jay Markanich Real Estate Inspections, LLC)

Jay Markanich

Home Inspector - servicing all Northern Virginia

Bristow, VA

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Jay Markanich Real Estate Inspections, LLC

Address: Bristow VA 20136

Office: (703) 330-6388

Mobile: (703) 585-7560

An experienced home inspector's look at current home inspection events and conditions along with his useful recommendations.


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