Hot-Air Welding Under Changing Environmental Conditions
Today’s most powerful hot-air welders for overlap welding of thermoplastic membranes are advertised to achieve speeds of up to 18 meters (59 feet) per minute….
Today’s most powerful hot-air welders for overlap welding of thermoplastic membranes are advertised to achieve speeds of up to 18 meters (59 feet) per minute….
It’s no secret that the roofing industry continues to suffer a severe shortage of skilled labor, resulting in lost business and profits. Former National Roofing…
We know proper ventilation of the attic space is an important part of construction. But what is “above-sheathing ventilation”? Most roofing materials lay directly on…
For centuries, copper has been used as a roofing material because of its ease of installation, adaptability to simple and unique designs, resistance to the…
A common failure point on steep-slope roof systems is at valleys. Often, aging material, improper fastening, lack of maintenance and ice dams make valleys vulnerable….
Extreme weather events, such as the wide temperature swings during the recent winter and hurricanes that afflict coastal regions, have increased consumer demand for reliable…
I’ve been asked to examine slate roof installations all across the U.S., and one of the most disheartening things I’ve observed is how often incorrect…