Testing Building Envelopes with Infrared Thermography; Delivering the Big Picture May 15, 2007 The ability to professionally test and evaluate the performance of a building’s envelope is quickly becoming essential to the proper management of today’s commercial and institutional structures. Several factors are accelerating this trend: rising energy costs, proliferating government regulations, new construction techniques and materials, growing concerns about occupant health, and escalating litigation. Specific issues, such […] Read More
Lighter Days, Brighter Days; Daylighting As An Energy Saving Tool May 15, 2007 Daylighting, a term that has become synonymous with the use of natural light in buildings, created a flurry of literature beginning in the 1980s and continues to be one of the most researched topics in construction. New curtain wall systems, sun control products, glazing materials, and skylight technology have created an opening to new design […] Read More
Global Roofing Trends Going Green; Cold-Liquid-Applied Membranes Offer Earth-Friendly Product May 15, 2007 The international roofing sector faces stiff competition industry- wide as manufacturers and companies compete to meet the demands of a discerning building community. The trend is moving toward green and garden roofs, while many building owners are demanding waterproofing and roofing products that are nontoxic and energy-efficient. Cold-liquid-applied membranes In the roofing arena, where 20-year […] Read More
Window Receptor Frames: What You Need To Know May 15, 2007 INTRODUCTION Designers often wrestle with the question of whether or not to include a receptor frame (or sub-frame) around aluminum window assemblies and how to specify these important components. In general terms, receptor frames are additional framing components that encase or surround one or more window (or storefront) components (much like stud tracks hold lightgauge […] Read More
Unventilated Roof Tile Underlayments In Denmark May 15, 2007 INTRODUCTION For some time, it has been common practice in Denmark to use underlayments in conjunction with sloping roofs, especially in constructions where the ceiling and the roof covering are parallel. The purpose of the underlayment is to act as an extra barrier against penetration of water and drifting snow from the exterior. Traditionally, roofs […] Read More
Acrylic Roof Coatings: Maximize Roof Life, Lower Energy Costs, And Get Leed Points! May 15, 2007 Abstract Acrylic roof coatings have proven themselves as useful tools in maintaining and prolonging the life of a roof. This paper is unique in its perspective since it describes the fundamental and theoretical aspects and requirements of coatings to facilitate informed coating selection. The paper addresses the key issues of: Why coat a roof? Is […] Read More
Preparing The Wall For Installation Of An Air, Vapor, Or Air/Vapor Barrier May 15, 2007 ABSTRACT There are many ways to “seal” around wall penetrations. This article will attempt to describe some of these methods and provide the information necessary to make the determination as to which method is appropriate for a satisfactory air, vapor, or air/vapor barrier installation. HISTORY Over the years, there has been much talk about whether […] Read More
Screw The Deck And The Welds May 15, 2007 Steel roof deck can be secured to structural bar joists using “puddle” welds, powder-actuated pins, pneumatically driven pins, or self-drilling screws. It is not unusual to find that the consistency of deck-to-joist welding is poor. Some welds, by some welders, are good. Some would argue, however, that most welds are inferior. Although many welders can […] Read More
Steep-Slope Assembly Testing Of Clay And Concrete Tile Roofs With And Without Cool Pigment Part I of II May 15, 2007 Anew generation of roofing products is being introduced that will bring relief to homeowners and utilities alike. Cool color pigments used to color paints are reducing the amount of energy needed to cool buildings, which in turn helps power companies to reduce hot-weather energy consumption. Cool color pigments will also positively impact the environment by […] Read More
Testing Building Envelopes With Infrared Thermography; Delivering The Big Picture May 15, 2007 Read More
