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Condensation, Dew Point, and Roofing
By: James R. Kirby, AIA Prepared with Co-authors Thomas J. Taylor, PhD, and James Willits Changing the dew point and/or dew point location can lead to unwelcome condensation, and potentially result in damage. Except in extremely arid climates, there is always some amount of water vapor in the air around us. When that ...
GAF Welcomes Defensive Powerhouse J.J. Watt to the 2019 IRE Show Floor
Roofing contractors who attend the IRE in Tennessee this year will get to meet and take pictures with the great J.J. Watt. He will be at the GAF Booth #1401 on Tuesday, February 12, from 4:00 p.m. – 5:00 p.m. Houston Texans defensive end J.J. Watt is a three-time winner of ...
GAF Contractor’s Corner - Episode 3 and 4: Maximizing the Customer Experience, with guests Janice and Kelly Stitzer of CIG Construction.
Kelly and Janice Stitzer, a husband and wife team, began their professional partnership renovating and remodeling homes and multi-unit properties. A concentration in roofing was a natural transition. As a third-generation general contractor, Kelly grew up on commercial job sites. Hammer-to-nail experience at a young age in framing, drywall, concrete, and ...
CRF 4: membrane reflectivity
By Don Kilcoyne , GAF. Use of cool reflective roofs can save $735 million in annual energy costs and reduce pollutants. In this installment, the GAF ProBlog continues a series called Commercial Roofing Fundamentals. As an introduction to commercial roofing, the series provides an overview of some of the key concepts that ...
Episode 3 of The Building Science FAQ series: What is a roof coating?
By GAF. The Building Science FAQ video series explores some of the technical questions that crop up when specifying a low-slope roof. In this episode, Jennifer Keegan, Director of Building and Roof Science, GAF, and Jim Kirby, Building and Roofing Science Architect, GAF, address a deceptively straightforward question: “What is a roof ...
Solar power in the desert or on roofs – what are the pros and cons
By Thomas J Taylor, PhD, GAF. Rooftop solar arrays on commercial buildings offer more realistic alternative to massive solar projects. It has been said that all of the US could be powered by a solar array covering 100 x 100 square miles in the desert, linked to storage batteries covering 1 x ...
“Sustainable” and “Resilience” — are they related, the same, or opposites
By Thomas J Taylor, PhD, GAF. Understanding the differences between the two are critical to material and design choices. Most people in the built environment community are aware that using and specifying sustainable and resilient materials and designs is “the right thing to do.” There has been and continues to be industry ...
GAF Announces Hurricane Michael Disaster Assistance Efforts
Commits $1 million to help customers, partners and the communities served together in Northwest Florida GAF, the largest roofing and waterproofing manufacturer in North America, has made a commitment of $1 million in total assistance to support Hurricane Michael recovery efforts. GAF’s support comes in the form of direct relief, a ...
GAF's Response to Hurricane Florence to Address the Long Road to Recovery
Commits $1 million in total assistance, including roofing materials for over 200 homes. GAF, the largest roofing and waterproofing manufacturer in North America, has made a commitment of $1 million in total assistance in support of Hurricane Florence recovery efforts. GAF's support is being delivered in the form of direct relief, ...
CRF3: Insulation for Low Slope Roofs
By Don Kilcoyne, GAF. Insulation used in low slope roofing is overwhelmingly based on polymer foam. Polyisocyanurate AKA polyiso Extruded polystyrene or XPS Expanded polystyrene or EPS Polyiso, which represents about 75% of the market, is predominantly specified due to its high insulation value per inch of thickness, low flammability, and resistance to solvent-based adhesives. Code ...
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