Green Building Bible, Fourth Edition |
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These two books are the perfect starting place to help you get to grips with one of the most vitally important aspects of our society - our homes and living environment. PLEASE NOTE: A download link for Volume 1 will be sent to you by email and Volume 2 will be sent to you by post as a book. |
Vanilla 1.0.3 is a product of Lussumo. More Information: Documentation, Community Support.
Posted By: owlmanThat's in order to give the "IMPRESSION" of a better job, tony.
Posted By: tony
eg twelve foot span 12/2= 6 + 1 >> use 7x2 joists — ie 47x175
Posted By: WillInAberdeenThanks Peter, that's dating back a while! from before we went 'metric' - joists now come in 47 or 45mm thickness.
Posted By: jamesingram3m span =30 dm/2 = 15 +2 =17 =170mm =170/50 joist = 5"/2" old moneyhttp:///newforum/extensions/Vanillacons/smilies/standard/bigsmile.gif" alt="
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Posted By: Peter_in_HungaryErr - why is 47mm more metric than 51mm?
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