The Rise in EIFS Litigation November 10, 1999 The Rise in EIFS Litigation T. J. PARSELL, JR. Over the past few years, there has been an increasing amount of litigation, particularly in the Southeastearn U.S., concerning EIFS (pronounced “eefs”). EIFS is an acronym for Exterior Insulation and Finish System, an exterior cladding system for buildings of all types. However, unlike stucco, EIFS […] Read More
Sunset Gardens – A Project Profile: Success in Energy Efficiency and Low-Income Housing November 10, 1999 Sunset Gardens – A Project Profile: Success in Energy Efficiency and Low-Income Housing Rafters and insulation with notches for free flow of air through attic. R oofing solutions, low-income housing, and energy efficiency came together at the Sunset Gardens Apartments in Hillsboro, Oregon. Columbia Housing Corp., a sponsor of institutional investments in multi-family housing, […] Read More
Using the New ANSI Roof Edge Standard to Make a Better Roof October 10, 1999 Using the New ANSI Roof Edge Standard to Make a Better Roof BY JOHN B. HICKMAN . Figure 1: Roof collapse after Hurricane Andrew (Courtesy R. Edwards). Figure 2: (Inset) Poorly secured coping destroyed by wind (Courtesy Factory M11tual). THE ANSl/SPRI ES· 1 ·98 STANDARD After six years of work, SPRl , the association […] Read More
Predicting Long-Term Performance of Materials/Systems October 10, 1999 Predicting Long-Term Performance of Materials/Systems PREDICTIN~ LC>N~-TERNl PERFC>RNl~NCE OF MATERIALS/SYSTEMS A Role for Accelerated Creep Tests? Background 1400 s·~u; 1200 I 1- (.’.) 1000 800 ‘ BY J.S. THORNTON, PH.D. BOILING NATER I XPOSU ~E BUTT OINT SPI Cl MENS t me ~I alloy I ct>oKres’ There is valid skepticism about the value of […] Read More
Comparative Testing and Rate of Thirteen Thermoplastic Single Ply Roofing Membranes October 10, 1999 Comparative Testing and Rate of Thirteen Thermoplastic Single Ply Roofing Membranes Bv C. G. CASH 28 • Interface ABSTRACT We tested samples of polyvinyl chloride {PVC), thermoplastic olefin {TPO), and other thermoplastic singleply roofing membranes using a battery of physical tests before and after heat aging and accelerated weathering tests. The test specimens were […] Read More
Lightweight Insulating Concrete: Technical Tips for Observing Installation September 01, 1999 Lightweight Insulating Concrete: Technical Tips for Observing Installation LIGHTWEIGHT INSULATING CONCRETE Incomplete board vent holes (left) and floaters” (below) are two conditions that are easy to spot if you look for them. Board Vent Holes Most manufacturers require filler board (typically a molded, expanded polystyrene product, or MEPS) to have holes through the board. […] Read More
Lightweight Insulating Concrete Systems: Performance-Proven and Cost-Effective September 01, 1999 Lightweight Insulating Concrete Systems: Performance-Proven and Cost-Effective By Hubert T. Dudley Nailing the base sheet to a lightweight insulating concrete deck. Long Performance History At the start of the year 2000, lightweight insulating concrete (LWJC) systems will have been in continuous use as a roofing membrane substrate for over 60 years in the United […] Read More
Cellular Lightweight Insulating Concrete: Things You Should Know September 01, 1999 Cellular Lightweight Insulating Concrete: Things You Should Know By Mark J. Bates Reroof application. Cellular lightweight insulating concrete roof decks have been in use for over four decades. After all this time, it is unfortunate that many professionals in the roofing industry become confused when trying to distinguish various types of lightweight insulating concrete. […] Read More
Lightweight Insulating Concrete – Systems and Roof Membrane Performance September 01, 1999 Lightweight Insulating Concrete – Systems and Roof Membrane Performance By Philip M. Carkner and Raymond C. Wetherholt, CPRC/CPWC/RRC INTRODUCTION The term “concrete” is not clearly understood by many, even within the construction industry. While the term is normally associated with sidewalks, foundations, basements, and structural frames for buildings, there are actually many different concretes, […] Read More
Evaluating the Limitations of Roof Re-Cover: An ORNL/RCI/SPRI Collaborative Project August 01, 1999 Evaluating the Limitations of Roof Re-Cover: An ORNL/RCI/SPRI Collaborative Project By Andre O. Desjarlais Above: Three different-colored membranes have been laid to determine whether or not the color of the membrane has an impact on the drying rate of the roof. Left:: Completing mechanical attachment of recover membrane. A recent roofing industry survey on insulation […] Read More
