PVs installed in Henrico, VA Attic
In a vented attic, PVs (polystyrene vents) are installed to keep insulation clear of the soffit vent. (These are the greyish/silver rectangles that you see between the rafters.)
Air sealed attic floor in Henrico, VA
The attic floor is air sealed with expanding foam where any gaps are present such as top plates or plumbing and electrical penetrations.
Air sealed Can Light Covers in Henrico, VA Attic.
Can Light covers are insulated and air sealed with rockwool can light covers that are sealed with expanding foam. insulating and air sealing can lights is a huge factor in energy efficiency, each can light leaks approximately 10 CFM of conditioned air per hour.
David Lewis Hatch Cover in Henrico, VA attic
The David Lewis Hatch Cover is a light-weight, insulated attic hatch cover. It helps keep conditioned air from escaping from your living space through the attic access and into the unconditioned attic access.
Before Attic Insulation - Henrico, VA
The attic was previously insulated with cardboard backed fiberglass in the rafters. this insulation offered a low R-value and allowed air to escape easily.
After Attic Insulation Foam Board Insulation
The attic was insulated with rigid foam board on the cinderblock walls and rafters and the seams were sealed. With sealed seams, the foam board insulation acts as an air barrier.