Sentences with phrase «wall assembly»

There's so much cool stuff to chew on, from the building science behind the latest wall assembly detail to the intricacies of the western electrical grid and everything in between.

Wilkinson, J.; Ueno, K.; De Rose, D.; Straube, J., and Fugler, D.; «Understanding Vapor Permeance and Condensation in Wall Assemblies», 11th Canadian Conference on Building Science and Technology, Banff, Alberta, 2007

This paper investigates the hygrothermal performance of wall assemblies with brick veneer cladding as well as manufactured adhered stone veneer with two different types of water resistive barriers.

The exterior wall assembly employs dense pack cellulose in the stud cavity, a continuous air barrier, and four inches exterior rigid foam insulation.

CMHC focussed its research on wall assembly construction and water ingress related envelope failures.

Recent changes in commercial wall assembly design are resulting in increased energy efficiency, but also new challenges to meeting fire safety provisions in Building Code.

In highly insulated wall assemblies helping the brick dry can only be done by back ventilating the brick.

Condensate from flue gases from replacement gas furnace leaching through wall assembly.

She looked at a bunch of different wall assemblies in different climates, comparing cellulose to other insulation materials.

NOTE: This is the last of four posts delving into the anatomy of high performance wall assembly.

True R - values (e.g., including thermal bridging of realistic enclosure framing details) for more wall assemblies are needed and should be disseminated more widely.

Second - day installing first - floor wall assemblies.

How do I insulate on the exterior of a mass wall assembly?

As in the other three wall assemblies described in this series, the rain screen cavity behind the siding allows water to drain away.

The focus of this course is on air barrier membranes and the proper integration of these materials into fire - safe wall assemblies.

Fox (2014) monitored multiple high R - value wall assemblies in a test hut in Kitchener - Waterloo, Ontario (climate zone 6A); the test was run from October through June, capturing one fall - winter - spring period.

Thermal bridging through the framing resulted in a roughly 15 % decrease in thermal performance in all of the tested wall assemblies.

Long - term solutions to the energy cost burden and comfort problems of existing masonry construction buildings will require measures to improve the performance of the masonry wall assemblies.

Phase IV of this study focuses on the performance of various exterior insulated residential wall assemblies in a high stress moisture environment.

Establishing boundary conditions for hygrothermal simulations based on controlled studies of real wall assemblies,

The Technical Report addresses this priority by modeling typical wall assemblies that have performed well historically, and demonstrating that these models agree with historic experience when modeled correctly.

For use on exterior wall assemblies.

The document is separated into several distinct sections that cover: 1) fundamental building science principles relating to the use of exterior insulation on wall assemblies, 2) design principles for tailoring the use to the specific project goals and requirements, and 3) construction detailing to help with the understanding of how the various elements of the design are implemented.

The impact of thermal bridging through commercial wall assemblies, and heat flow through window systems can be calculated with relatively good accuracy by calculating an area - weighted average of the R - values of the windows and opaque wall sections.

This measure guideline provides information regarding the design and construction of wall assemblies that are using thick layers of rigid exterior insulation (in excess of 1.5 inches) that require a secondary cladding attachment location exterior of the insulation to be provided.

The door, window or wall assembly has to withstand two or three volleys in order to pass.

The graph below shows that the OSB sheathing in this wall assembly doesn't dry sufficiently over the three year period of the simulation.

The material has a high permeability (18 U.S. perms) and can be used in a wall assembly to dry to the exterior.

Intello, available from 475 High Performance Building Supply in Brooklyn, is a «smart» vapor retarder that prevents moisture transfer into the wall assembly while allowing it to dry out if it becomes accidentally saturated.

- These wall assemblies, in combination with toxin free insulation and super efficient micro heat recovery ventilators, work to create a house with superior interior air quality, free of mold and the invisible indoor contaminants associated with traditional building methods and materials.

When a moisture reservoir is located on the exterior of a wall assembly it can act as a source of water that can migrate by a process called vapor diffusion.

Homeslicker will protect your wall assembly from rot and mold, allow moisture to escape, a thermal break, and prevents damage from surfactants between your vapor and siding.

Good design makes sure that the exterior wall assemblies are designed to provide the best thermal and moisture protection, but not without considering what kind of windows and how they will be installed in that wall to maintain the thermal and moisture protection.

Water Management Checklist details and specifications regarding foundation and site, wall assembly, and roof assembly.

The wall assembly at Madrona Passive House shows how Hammer & Hand's approach to high performance envelope construction is evolving.

Carefully designed wall assemblies, thick layers of insulation, and high performance windows and doors will enable the home to meet the performance requirements of Passive House.

One of the keys to over-roofing is to tie the air control layer of the roof assembly to the air control layer of the wall assembly.

Durability Summary: The primary durability risks associated with these wall assemblies involve moisture damage related to rain water penetration or condensation (most likely the result of air leakage, but also potentially the result of vapor diffusion).

About the speaker: John Straube, Ph.D., P.Eng., is a Principal at RDH Building Science Inc., where he heads forensic investigations and leads research projects in the areas of low - energy building design, building enclosure performance, hygrothermal analysis, and field monitoring of wall assemblies.

For example, wall assemblies that have performed well historically in various climate zones «fail» when standardized moisture failure criteria such as that presented in ASHRAE Standard 160 are applied.

Improved energy efficiency building enclosures generally means an increase in R - value and reduced air leakage, which commonly reduces the drying potential of wall assemblies.

The Applicants contended CMHC conducted extensive research into building science and wall assembly and construction in the early 1980s and 1990s.