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Old Posted Nov 15, 2010, 6:13 PM
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M II A II R II K M II A II R II K is offline
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Five Sustainable Building Materials That Could Transform Construction

Five Sustainable Building Materials That Could Transform Construction


Read More: http://thisbigcity.net/post/15514996...als-that-could

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As global populations increase, so too will the need for accommodation. However, current mainstream building methods are unsustainable, producing large amounts of CO2 both during construction and throughout a building’s life. Thankfully, sustainability is becoming a priority for developers, and with many exciting innovations happening in the construction industry, sustainably addressing global accommodation needs seems possible. Here’s five materials that could help.

- A building that combined all five of these methods would be an admirably sustainable option for housing. Whilst the construction industry tends to progress at a slow pace, the importance of sustainability is a high profile issue, and one which is only likely to increase. With sustainable building materials already fully developed, it is now up to consumers to actively demand their use and building developers to respond promptly.



Wool Bricks: Simply by adding wool and a natural polymer found in seaweed to the clay of the brick, the brick is 37% stronger than other bricks, and more resistant to the cold wet climate often found in Britain. They also dry hard, reducing the embodied energy as they don’t need to be fired like traditional bricks.






Solar Tiles: Unlike most solar units which are fixed on top of existing roofing, solar tiles are fully integrated into the building, protecting it from the weather and generating power for its inhabitants.

http://glassquarterly.files.wordpres...usclaytile.jpg




Sustainable Concrete: Crushed glass can be added, as can wood chips or slag - a byproduct of steel manufacturing.






Paper Insulation: Made from recycled newspapers and cardboard, paper-based insulation is a superior alternative to chemical foams. Both insect resistant and fire-retardant thanks to the inclusion of borax, boric acid, and calcium carbonate, paper insulation can be blown into cavity walls, filling every crack and creating an almost draft-free space.






Triple Glazed Windows: The three layers of glass do a better job of stopping heat from leaving the building, with fully insulated window frames further contributing. In most double-glazed windows, the gas argon is injected between each layer of glass to aid insulation, but in these super-efficient windows, krypton - a better, but more expensive insulator - is used.

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Old Posted Nov 15, 2010, 9:24 PM
ChicagoChicago ChicagoChicago is offline
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Originally Posted by M II A II R II K View Post
[SIZE="5"]
Triple Glazed Windows: The three layers of glass do a better job of stopping heat from leaving the building, with fully insulated window frames further contributing. In most double-glazed windows, the gas argon is injected between each layer of glass to aid insulation, but in these super-efficient windows, krypton - a better, but more expensive insulator - is used.

As an added bonus, you don't have to worry about Superman peeping in on your ol' lady.
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Old Posted Dec 21, 2010, 3:05 PM
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"Could" is the operative word. No doubt one or two of these materials will be incorporated into structures which will then inevitably win sustainability awards. They won't however be used mainstream which is where the problem lies, for more eco friendly materials to become established rather than a "gimmick".

The builders on the ground are reluctanat and skeptical to use things other than the standard norm and generally normal people are ignorant through lack of knowledge of the new products.

Solar panels need to become alot more efficient to be incorporated into new structures on a major scale as well as retrofitted into old.

Also "sustainable" concrete - they mean that they can use less valuable aggregate and cement by using a waste product to take the space, I remember seeing some research that proved strength is affected however this isnt an issue when maxium strength isnt a problem, like on smaller builds.

This is another type of sustainable tech from a lecturer I studied under at Leeds:
http://inhabitat.com/bitublock-concr...l-be-obsolete/

Whether normal people will like houses made from this is another matter!

Last edited by A_Drury; Dec 21, 2010 at 3:06 PM. Reason: .
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