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 ...
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 ...
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 ...
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 ...
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 ...
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 ...
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, ...
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 ...
By James R. Kirby, AIA, GAF. The roofing industry continues to discuss vapor retarders but should be discussing air barriers. One of the primary purposes of a building envelope is to keep moisture out of a building. What makes this difficult is that water comes in many forms and can take many ...
By Don Kilcoyne. The following is a transcript of a recent interview for the GAF ProBlog. You can listen directly, or download the interview here. Please note, the following conversation is intended as a general discussion of certain trends and issues in the roofing industry. It does not address GAF product offerings ...