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Insulated whole-house fan cover

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Install the whole house fan in the ceiling in a central location in the house

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Light tubes adjacent to unconditioned space include lens separating unconditioned and conditioned space and are fully gasketed

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All seams between structural insulated panels (SIPs) foamed and/or taped per manufacturer's instructions

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Right – Weatherstripping has been installed and remains in contact when the door is closed.

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Right – Blocking has been installed around the perimeter of this attic access to prevent insulation falling into the house

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Right – Attic access door has foam and rubber weatherstripping installed that remains in contact when closed.

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Wrong – Foam was sprayed at exterior sheathing and sill plate connection, leaving gaps beneath sill plate.

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Right – Spray foam was installed at the sheathing intersection as well as the sill plate to sub-floor connection.

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Wrong – There is visible light around the door because no weather stripping has been installed.

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Right – Attic access hatch has been properly insulated by attaching a fiberglass batt, gasketed, and opening has blocking

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Typical installation of a double section modular home on a pier and ground anchor foundation

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New Whole-House Solutions Case Study: Lancaster County Career and Technology Center Green Home 3 - Mount Joy, Pennsylvania

Case Study

Case study describing the Green Home 3 project, which achieved a 44% whole-house energy savings over the Building America New Construction B10 Benchmark, DOE Zero Energy Ready Home certification, and National Green Building Standard Gold-level certification.

Technology Solutions Case Study: Stand-Off Furring in Deep Energy Retrofits

Case Study

Case study describing a stand-off furring strategy that minimizes the physical connections to each existing wall stud, uses spray foam to encapsulate existing siding materials (including lead paint), and creates a vented rain screen assembly to promote drying.

Right - This ceiling-mounted mini whole-house fan has built-in insulated covers to reduce heat loss when the fan is not in use

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DOE ZERH HIA 2014 Case Study: One Sky Homes, Cottle Zero Net Energy Home, San Jose, CA

Case Study

Case study describing a DOE Zero Energy Ready Home 2014 Housing Innovation Award winner that scored HERS 69 without PV and -1 with PV.

Building Science Introduction - Moisture Flow

Information Guide

Information guide describing the concept of moisture flow in residential buildings.

Moving Ducts Inside: Big Builders, Scientists Find Common Ground

Reference

Conference paper making the case that moving ducts to conditioned space saves energy, is practical for production builders (when accompanied by careful pre-planning), and creates significant andmarketable energy savings for homebuyers.

1 inch exterior insulation sheathing as attic eave baffle and vent

CAD File

Below Deck Spray Foam Insulation for Existing Roofs

Guide

Guide describing how to add spray foam insulation to the underside of the existing roof deck as part of the conversion of a vented attic to an unvented, insulated attic.

Right - A termite shield and a sill gasket are installed between the sill plate and the foundation on a raised slab foundation.

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Spray Foam Insulation for Cavities of Existing Exterior Walls

Guide

Guide describing how to insulate the wall cavities of an existing home with spray foam.

Increase Seismic Resistance and Thermal Performance of Basement, Crawl Space, and Crawl Space with Cripple Wall Foundations

Guide

Guide describing different options for providing seismic and thermal resistance for homes with basement foundations, crawlspace foundations, or crawlspace foundations with a "cripple" wall.

Insulated whole-house fan cover

Install the whole house fan in the ceiling in a central location in the house

Light tubes adjacent to unconditioned space include lens separating unconditioned and conditioned space and are fully gasketed

All seams between structural insulated panels (SIPs) foamed and/or taped per manufacturer's instructions

Right – Weatherstripping has been installed and remains in contact when the door is closed.

Right – Blocking has been installed around the perimeter of this attic access to prevent insulation falling into the house

Right – Attic access door has foam and rubber weatherstripping installed that remains in contact when closed.

Wrong – Foam was sprayed at exterior sheathing and sill plate connection, leaving gaps beneath sill plate.

Right – Spray foam was installed at the sheathing intersection as well as the sill plate to sub-floor connection.

Wrong – There is visible light around the door because no weather stripping has been installed.

Right – Attic access hatch has been properly insulated by attaching a fiberglass batt, gasketed, and opening has blocking

Typical installation of a double section modular home on a pier and ground anchor foundation

New Whole-House Solutions Case Study: Lancaster County Career and Technology Center Green Home 3 - Mount Joy, Pennsylvania

Technology Solutions Case Study: Stand-Off Furring in Deep Energy Retrofits

Right - This ceiling-mounted mini whole-house fan has built-in insulated covers to reduce heat loss when the fan is not in use

DOE ZERH HIA 2014 Case Study: One Sky Homes, Cottle Zero Net Energy Home, San Jose, CA

Building Science Introduction - Moisture Flow

Moving Ducts Inside: Big Builders, Scientists Find Common Ground

1 inch exterior insulation sheathing as attic eave baffle and vent

Below Deck Spray Foam Insulation for Existing Roofs

Right - A termite shield and a sill gasket are installed between the sill plate and the foundation on a raised slab foundation.

Spray Foam Insulation for Cavities of Existing Exterior Walls

Increase Seismic Resistance and Thermal Performance of Basement, Crawl Space, and Crawl Space with Cripple Wall Foundations

Rigid Foam Insulation for Existing Exterior Walls

Insert Replacement Window

Enclosure Leakage Test

Double Walls for More Insulation

Window Rehabilitation

Window Sash Retrofit

Complete Window and Frame Replacement