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Searched The Knowledge Base for "contractors"
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Found 30 matches
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Clay tile has one of the longest life expectancies among historic roofing materials-generally about 100 years, and often several hundred. Yet, a regularly scheduled maintenance program is program is necessary to prolong the life of any roofing system.
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Slate is one of the most aesthetically pleasing and durable of all roofing materials. It is indicative at once of the awesome powers of nature which have formed it and the expertise and skill...
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Windows are among the most vulnerable features of historic buildings undergoing rehabilitation. This is especially the case with rolled steel windows, which are often mistakenly not deemed worthy of preservation in the conversion of old buildings to new uses.
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If you have ever felt a sense of excitement and mystery going inside an old building--whether occupied or vacant--it is probably because its materials and features resonate with the spirit of past people and events. Yet excitement about the unknown is heightened...
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Cast iron played a pre-eminent role in the industrial development of our country during the 19th century. Cast-iron machinery filled America's factories and made possible the growth of railroad transportation. Cast iron was used extensively in our cities for water systems and street lighting.
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Glass is a highly versatile medium. In its molten state, it can be spun, blown, rolled, cast in any shape, and given any color. Once cooled, it can be polished, beveled, chipped, etched, engraved, or painted. Of all the decorative effects possible with glass, however, none is more...
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Violent, swift, and unpredictable, earthquakes result from sudden movements of the geological plates that form the earth’s crust, generally along cracks or fractures known as "faults."
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The paint Americans used in the past is undeniably part of a technological and commercial record. But beyond that, the colors we have chosen and continue to select for our interior...
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Uncontrolled moisture is the most prevalent cause of deterioration in older and historic buildings. It leads to erosion, corrosion, rot, and ultimately the destruction of materials, finishes, and eventually structural components.
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When deteriorated, damaged, or lost features of a historic building need repair or replacement, it is almost always best to use historic materials. In limited circumstances substitute materials that imitate historic materials may be used if...
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Searched The Knowledge Base for "contractors"
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Found 30 matches
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