Restoring Steel Windows

Until the late 1940’s, the materials of choice for window frames was steel or wood. Later, aluminum, vinyl and clad wood came on the scene to displace those venerable materials. Steel windows became obsolete because aluminum offered greater versatility in cross-sectional shape due to the extrusion process.

Leaks and Problems with Vinyl Windows

┬áVinyl windows, also known as PVC (polyvinyl chloride) windows or uPVC (unplasticized PVC) are a ubiquitous part of the residential window landscape, and not only that, there are a lot of them out there. There are many satisfied vinyl window customers and I have seen many good installations, however there can also be problems with vinyl windows. Some problems are common to all windows,…

Storm Damage to Windows and Glass

Mark Meshulam is an expert witness and consultant for window & glass storm damage.Although the storm activity of the Windy City can’t even shine the shoes of weather experienced regularly along the coast of the Southern Atlantic and Gulf of Mexico (soon to be converted from an ocean into a Strategic Oil Reserve), we Chicagoans do experience our share of fluky, violent storms. A few…

Fixing Window Leaks in Tall Buildings

Mark Meshulam is an expert witness and exterior facade consultant for window leaks in tall buildings. As we head into our rainy season, there are many participants in a relatively recent social experiment – life in a high-rise – who will discover that their “building envelope” is not enveloping them as well as it did last season. Just like a bucket or a car tire,…

An Interview with Historic Mike Jackson

Mark Meshulam is an winodw consultant and glass consultant for window replacement & renovation. [audio:https://chicagowindowexpert.com/audio/jackson.mp3|autostart=yes]Mike Jackson, FAIA, is the Chief Architect of the Illinois Historic Preservation Services Division of the Illinois Historic Preservation Agency (IHPA). He oversees the evaluation of changes to historic buildings when regulatory and benefit programs are involved. He is also a visiting professor of architecture at the University of Illinois at…

Historic Window Renovation

Mark Meshulam is an expert witness and consultant for window preservation. In a continuation of our 20 year retrospective of our unique historic window replacement at Chicago’s Field Museum of Natural History, we have dusted off never before seen video of the design and testing of the project, jazzed it up with some editing and have posted it here for your edificial edification. Historic window…

Low-E Glass for Cooling Loads

Mark Meshulam is an expert witness and consultant for glass, windows and building facades. The previous post focused on how Low-E glass reduces the loss of room-side heat by reflecting long-wavelength infrared radiation back into the room. This would be typical of a Chicago-based dude who hasn’t seen much sun since last September. Nonetheless, your Chicago Window Expert recognizes that there are folks out there…

Wood Window Leaks

Mark Meshulam is an expert witness and consultant for wood windows and wood window leaks. [audio:https://chicagowindowexpert.com/audio/woodwindowleak.mp3|autostart=yes]Ironically, even though I dwell much more often in the valley of aluminum windows when providing them, I seem to get more calls for consulting on problems with wood windows. There are a few probable reasons for this: Wood can rot, so a failure can be much more dramatic. Wood…

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