add a plastic corrugated roof to existing deck

metal roof

metal roofing is also lightweight, creates little stress on the load bearing roof support structures and can be installed on top of an existing roof. a lightweight roof is very useful for large and or old structures, as it helps to maintain the overall structural integrity of the building.

dunnage

dunnage can also refer to a structural platform for mechanical equipment. typically, these are open steel structures located on the roof of a building, consisting of steel beams supported on posts or bearing walls. they are used to raise equipment off the roof for various reasons, including maintenance access to both the roof surface and .

dunnage

typically, these are open steel structures located on the roof of a building, consisting of steel beams supported on posts or bearing walls. they are used to raise equipment off the roof for various reasons, including maintenance access to both the roof surface and equipment itself, or to provide clearance to keep equipment out of any snow or rain that may collect on the roof.

asbestos cement

asbestos-cement faced competition with the aluminum alloy, available in large quantities after wwii, and the reemergence of wood clapboard and vinyl siding in the mid to late twentieth century. asbestos-cement is usually formed into flat or corrugated sheets or piping, but can be molded into any shape wet cement can fit.

transite

transite originated as a brand that johns manville, an american company, created in 1929 for a line of asbestos-cement products, including boards and pipes. in time it became a generic term for other companies' similar asbestos-cement products, and later an even more generic term for a hard, fireproof composite material , fibre cement boards, typically used in wall construction.

glossary of structural engineering

however, glossaries like this one are useful for looking up, comparing and reviewing large numbers of terms together. you can help enhance this page by adding new terms or writing definitions for existing ones. this glossary of structural engineering terms pertains specifically to structural engineering and its sub-disciplines

list of commercially available roofing material

drip edge is a metal installed to the edges of a roof deck, after the roofing material is installed. the metal may be galvanized, steel, aluminum, charcoal, white painted or not , copper and possibly others.

keeping the heat on: keys to maintaining a furnace - aol .

add extensions to downspouts to carry water at least 3 to 4 feet away from your home's foundation. you can use 4-inch corrugated plastic pipe about $7 for 10 feet . you can use 4-inch corrugated .

reflective surfaces climate engineering

an existing or new roof can be made reflective by applying a solar reflective coating to its surface. the reflectivity and emissivity ratings for over 500 reflective coatings can be found in the cool roofs rating council.

penders

the original sod roof was removed in the early 1970s and replaced with yellow fibreglass, which was replaced with green colorbond, corrugated steel roofing in 1993. the bathroom and storage room were also reroofed with alternating panels of the green colorbond and translucent corrugated plastic. the structural poles, which were trimmed by marr .