Unvented Attic
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All About Roof Venting
Not all roofs need to be vented—but if you decide to vent your roof, get the details right
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A New Look at Conditioned Attics
Bringing an attic inside a home's thermal envelope
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Pondering an Attic Conversion in New York
A homeowner wonders whether the advice he’s getting on insulating his attic will lead to trouble
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Does a Bigger Volume Mean More Heating and Cooling Load?
Many people answer this question incorrectly
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Three Reasons to Remove Attic Floor Insulation in a Sealed Attic
Attics insulated with spray foam have different characteristics from vented attics
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Can Unvented Roof Assemblies Be Insulated With Fiberglass?
Owens Corning is promoting an insulation method that has long been considered risky
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All About Attic Venting
We vent attics for four reasons, and all four goals can be better achieved by adopting measures other than attic venting
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Spray Foam Insulation Does Not Work with All HVAC Systems
Before you use spray foam insulation in an attic, make sure the HVAC system is compatible
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Pondering an Attic Conversion
Adding spray foam to the underside of the roof sheathing will turn a vented attic into a conditioned space — but will it also create problems?
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Attic Insulation Upgrades
Historic homes require compromises
