BASC Search

Dropped Ceiling/Soffit Below Unconditioned Attic

Guide

Guide describing how to insulate and air-seal dropped ceilings and soffits to prevent air leakage.

Floor Above Garage

Guide

Guide describing how to create an air barrier between the garage and the conditioned space above it to prohibit pollutants from entering a home's interior.

Existing Whole-House Solutions Case Study: Deep Energy Retrofit in the Pacific Northwest

Case Study

Case study describing a whole-house, deep energy retrofit project in the marine climate.

Mastic Home Exteriors Installation Guide

Reference

Siding installation guide for Ply Gem Siding Group products.

Walls Behind Showers and Tubs

Guide

This guide describes how to install a rigid air barrier to walls behind showers and tubs.

Skylight Shaft Walls

Guide

Guide describing insulation techniques for skylight shaft walls.

Walls Adjoining Porch Roof

Guide

This guide describes how to install a rigid air barrier to separate the porch attic from the conditioned space.

Door sweeps, which provide a robust barrier at the bottom of doors, come in a variety of shapes and sizes.

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Compartmentalization isolates each dwelling unit within a rowhouse, preventing horizontal airflow between units

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Key elements of a wall system clad with insulated vinyl siding

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Before purchasing a door sweep, measure the full width of the door where the sweep will be installed.

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DOE ZERH HIA 2017 Case Study: Thrive Home Builders, Lowry Plan, Denver, CO

Case Study

Case study describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winner that scored HERS 38 without PV and 4 with PV.

The door sweep should be installed level to the door, positioned such that the bottom edge touches the door threshold.

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DOE ZERH HIA 2017 Case Study: Thrive Home Builders, Courtyard Rows, Lone Tree, CO

Case Study

Case study describing a DOE Zero Energy Ready Home 2017 Housing Innovation Award winner that scored HERS 41 without PV and 8 with PV.

Compartmentalization isolates each dwelling unit within a multistory multifamily building, preventing vertical and horizontal airflow between units

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Insert rigid blocking pieces into each joist bay and fasten with caulk or nails

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Cut the door sweep to size, using a hacksaw for the solid metal or plastic portion and either a utility knife or a pair of scissors for the vinyl portion.

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Pumpkin Ridge Passive House Video #010: Attic Truss Details

Video

Video describing the attic truss details in a passive house.

Insulated Concrete Forms (ICFs)

Video

Video describing insulated concrete forms.

Continuous Rigid Insulation Sheathing/Siding (2)

Video

Video describing how to properly install continuous rigid insulation sheathing and siding.

Wallingford Passive House | Blower Door Test

Video

Video describing how to conduct a blower door test in a passive house.

Advances in Manufactured Home Energy Efficient Design

Presentation

Webinar explaining advances in energy efficient design for manufactured homes.

The thermal boundary for a gable roof can be located at either a) the flat ceiling with a vented attic or b) the roof line for an unvented attic

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A low-sloped shed roof with the thermal boundary located at either a) the flat ceiling with a vented attic or b) the roof line for an unvented attic

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Dropped Ceiling/Soffit Below Unconditioned Attic

Floor Above Garage

Existing Whole-House Solutions Case Study: Deep Energy Retrofit in the Pacific Northwest

Mastic Home Exteriors Installation Guide

Walls Behind Showers and Tubs

Skylight Shaft Walls

Walls Adjoining Porch Roof

Door sweeps, which provide a robust barrier at the bottom of doors, come in a variety of shapes and sizes.

Compartmentalization isolates each dwelling unit within a rowhouse, preventing horizontal airflow between units

Key elements of a wall system clad with insulated vinyl siding

Before purchasing a door sweep, measure the full width of the door where the sweep will be installed.

DOE ZERH HIA 2017 Case Study: Thrive Home Builders, Lowry Plan, Denver, CO

The door sweep should be installed level to the door, positioned such that the bottom edge touches the door threshold.

DOE ZERH HIA 2017 Case Study: Thrive Home Builders, Courtyard Rows, Lone Tree, CO

Compartmentalization isolates each dwelling unit within a multistory multifamily building, preventing vertical and horizontal airflow between units

Insert rigid blocking pieces into each joist bay and fasten with caulk or nails

Cut the door sweep to size, using a hacksaw for the solid metal or plastic portion and either a utility knife or a pair of scissors for the vinyl portion.

Pumpkin Ridge Passive House Video #010: Attic Truss Details

Insulated Concrete Forms (ICFs)

Continuous Rigid Insulation Sheathing/Siding (2)

Wallingford Passive House | Blower Door Test

Advances in Manufactured Home Energy Efficient Design

The thermal boundary for a gable roof can be located at either a) the flat ceiling with a vented attic or b) the roof line for an unvented attic

A low-sloped shed roof with the thermal boundary located at either a) the flat ceiling with a vented attic or b) the roof line for an unvented attic

Passive House Wall Assembly Mock | Hammer & Hand

Double-Wall Architectural Feature

Unvented Attic Insulation

Pressures in Buildings, BSD-109

Understanding Basements, BSD-103

How Do Buildings Stack Up?, BSI-075