29 Nov '11, 2am

The importance of makeup air for for powerful range hood fans:

The importance of makeup air for for powerful range hood fans:

Broan, in fact, provided the solution for John Clarke when he faced a similar problem. Although Clarke didn’t install an indoor barbecue, the range hood was still robust and the house was supertight (blower-door tested at 0.5 air changes per hour at 50 pascals of depressurization Situation that occurs within a house when the indoor air pressure is lower than that outdoors. Exhaust fans, including bath and kitchen fans, or a clothes dryer can cause depressurization, and it may in turn cause back drafting as well as increased levels of radon within the home. , exceeding Passivhaus A residential building construction standard requiring very low levels of air leakage, very high levels of insulation, and windows with a very low U-factor. Developed in the early 1990s by Bo Adamson and Wolfgang Feist, the standard is now promoted by the Passivhaus Institut in Darmstadt, Germany. ...

Full article: http://www.greenbuildingadvisor.com/blogs/dept/qa-spotlig...

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Google – Under the Hood [INFOGRAPHIC]

searchenginejournal.com 29 Nov '11, 7pm

I think this infographic offers some fantastic data, in a visually appealing way, that SEOs can discuss with their clients...

@shizzlewizzle That price not bad for a polaroid, memang ard that range.

@shizzlewizzle That price not bad for a polaroi...

ascentee.livejournal.com 28 Nov '11, 7pm

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Invasion of Snowy Owls into the northern US. Ap...

ebird.org 28 Nov '11, 10am

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VeriSilicon Licenses a Wide Range of ARM Techno...

design-reuse.com 28 Nov '11, 7am

Founded in 2002, VeriSilicon Holdings Co., Ltd. ("VeriSilicon") is a fast growing IC (integrated circuit) design foundry p...