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Attic Hatch Insulation

Publication Date
Author(s)
EnergySmartSolutions.org
Organization(s)
EnergySmartSolutions.org
Video describing how to properly insulate attic hatches.
Video

How to Install Cellulose Insulation

Author(s)
Holladay Martin
Organization(s)
Green Building Advisor,
GBA
Publication Date
Information sheet presenting techniques for installing cellulose insulation.
Reference
Batt insulation is installed in two layers in perpendicular directions against the baffle to full required insulation height

Batt insulation is installed in two layers in perpendicular directions against the baffle to full required insulation height

Publication Date
Image
Batt insulation is installed in two layers with offset seams against the baffle to full code-required insulation height

Batt insulation is installed in two layers with offset seams against the baffle to full code-required insulation height

Publication Date
Image
The attic kneewall and the open floor cavities under kneewall are both sealed and insulated in one step with spray foam insulation

The attic kneewall and the open floor cavities under kneewall are both sealed and insulated in one step with spray foam insulation

Publication Date
Image
Limited attic access can make inspections for missing air barriers and insulation challenging

Limited attic access can make inspections for missing air barriers and insulation challenging

Publication Date
Image

Building America Top Innovations 2014: Cost-Optimized Attic Insulation Solution for Factory-Built Homes

Author(s)
The Levy Partnership,
Pacific Northwest National Laboratory
Organization(s)
ARIES,
PNNL
Publication Date
Case study describing a DOE Building America 2014 Top Innovation about the development and testing of a new attic insulation method for dense packing the shallow attic space in manufactured homes with blown fiberglass insulation based on research conducted by the Levy Partnership.
Case Study
Right – This attic knee wall and the floor joist cavity openings beneath it are being sealed and insulated with spray foam.

Right – This attic knee wall and the floor joist cavity openings beneath it are being sealed and insulated with spray foam.

Publication Date
Image
Vented roof assembly at rake retrofitted with spray foam and additional insulation installed at the attic floor and extended to the rake edge

Vented roof assembly at rake retrofitted with spray foam and additional insulation installed at the attic floor and extended to the rake edge

Publication Date
Image
Sloped roof with cavity spray foam insulation sprayed on underside of roof deck and covered with sprayed-on thermal or ignition barrier coating.

Sloped roof with cavity spray foam insulation sprayed on underside of roof deck and covered with sprayed-on thermal or ignition barrier coating.

Publication Date
Image
Right-- IR photo shows how effectively spray foam insulated/air sealed attic kneewall and the floor cavities under kneewall

Right-- IR photo shows how effectively spray foam insulated/air sealed attic kneewall and the floor cavities under kneewall

Publication Date
Image
Clean the attic floor of debris prior to installing new attic insulation. Use baffles to provide a path for ventilation air entering the attic from the soffit vents

Clean the attic floor of debris prior to installing new attic insulation. Use baffles to provide a path for ventilation air entering the attic from the soffit vents

Publication Date
Image
Seal the drywall to top-plate seams and the lower edge of baffles to the top plate to prevent the air coming from soffit vents from flowing under baffles into insulation.

Seal the drywall to top-plate seams and the lower edge of baffles to the top plate to prevent the air coming from soffit vents from flowing under baffles into insulation.

Publication Date
Image

Support at Intervals for Flex Ducts

Guide describing how to hang ducts with supporting straps or saddles to adequately support ducts so they do not sag and are not pinched or compressed in a manner that would cause damage to the ducts, the duct insulation, or the duct air barrier covering.
Guide

Attic Radiant Barriers

Guide describing application of a radiant barrier layer in the attic to block radiant heat transfer between hot surfaces and heat-absorbing surfaces.
Guide
Design Options for Locating Ducts within Conditioned Space

Design Options for Locating Ducts within Conditioned Space

Author(s)
Zoeller
Organization(s)
Steven Winter Associates
Presentation with technical training covering several possible approaches to locating ducts within the home’s air and thermal barriers, and then dig into design considerations and details for the spray foam encapsulation approach.
Presentation
Unvented roof assembly at rake retrofitted with a filler piece and taped top edge of existing house wrap or building paper to seal the top of wall-to-roof transition

Unvented roof assembly at rake retrofitted with a filler piece and taped top edge of existing house wrap or building paper to seal the top of wall-to-roof transition

Publication Date
Image
Vented roof assembly at eave retrofitted with rigid foam, spray foam, and fully adhered membrane to air seal the top of wall-to-roof transition

Vented roof assembly at eave retrofitted with rigid foam, spray foam, and fully adhered membrane to air seal the top of wall-to-roof transition

Publication Date
Image