Library

Report describing testing and analysis on deep energy retrofits of existing single-family homes in the U.S.

Report describing two retrofit duct sealing techniques - manually-applied sealants and injecting a spray sealant, that were implemented in several low-rise multi-unit buildings in North Carolina.

This report describes research conducted to evaluate air transfer between the garage and living space in a single-family detached home constructed to the 2009 IECC by a production home builder in Maryland.

Article describing correct ways to eliminate water damage by incorporating a sacrificial layer to foundation walls and footings.

Report on the stability of furring strips as a means for cladding attachment over walls with thick exterior rigid insulation.

Research report anayzing the results of a large retrofit project, turining an old school into near zero energy consumption apartments in Greenfield MA.

Report exploring alternative methods to find long-term solutions to energy loss in 1 ½-story homes to save energy, improve comfort, prevent frost buildup on the underside of the roof deck, and reduce the risk of ice dam formation/reformation.

This case study describes costs associated with the External Thermal and Moisture Management System developed by the NorthernSTAR Building America Partnership for retrofitting roofs with rigid foam over the roof deck, especially on one and a half-story homes.

Report covering exterior energy retrofits of masonry buildings.

Homebuilding’s simple payback estimator for an insulation upgrade – the type and amount of insulation, square footage of the area, recent utility bill, and a quote from insulation contractor.

Information sheet briefly summarizing double stud with spray foam wall construction including the advantages and disadvantages of this construction strategy.

Information sheet that summarizes Insulated Concrete Form (ICF) construction including advantages and disadvantages of this construction strategy.

Report analyzing results in crawlspace retrofits in multifamily buildings.

Technical report describing the evaluation of four different ventilation strategies for providing make-up air in high-performance, new construction multifamily buildings in the Northeast, emphasizing the challenges posed by increasing airtightness standards and the variability of system performance...

Case study describing novel technique for installing exterior spray foam on foundation walls that uses high-pressure water sprayer and a “hydro vac” to remove dirt along the foundation wall.

Article describing frost-protected shallow foundations with construction drawing details.

Article describing the impact of stack effect on building performance, highlighting how pressure differences caused by temperature and height affect air infiltration and exfiltration, and detailing strategies like compartmentalization and distributed mechanical systems to manage airflow and maintain...

Article describing the stack effect in buildings.

Article describing methods for insulating and air sealing vented and unvented roofs in various climates zones.

Case study about how to properly tape insulating sheathing drainage planes.

Guideline describing information and specifications relevant to air-seal existing attics.

Article describing airflow within buildings due to pressure differences.

Manual describing methods for rodent-proofing buildings.

Factsheet describing air-sealing.

Report describing Net Zero house design with sloped roof assemblies.