Friday, September 16, 2011

The Role of Insulation

Task 1:  Finding out about insulation

What does insulation do for us?
http://www.energysavers.gov/your_home/insulation_airsealing/index.cfm/mytopic=11510

http://rehabadvisor.pathnet.org/sp.asp?id=10783

How much insulation should an Iowa dwelling have?
http://www.ornl.gov/sci/roofs+walls/insulation/ins_16.html


What can be used for insulation?
http://www.rockwool.com/energy+efficiency/the+role+of+insulation


What about windows?


http://windows.lbl.gov/pub/selectingwindows/selectingwindows.html
http://www.energysavers.gov/your_home/windows_doors_skylights/index.cfm/mytopic=13480 

Can a house be sealed TOO tightly?
http://www.fcs.uga.edu/pubs/current/B924.html



Task 2:  Decide your floor plan.   http://www.sunplans.com/select/list

Calculate the R-value of your home by showing a

Find the R-values for your

*ceiling
*walls
*the south wall (this is probably 1/4 to 1/2 of the R-values of the other walls, because of all the glass.
*floor (optional)

by adding together the R-values table found here

Task 3:  Read the article on the Hodges passive solar home and comment on which of the features you think YOUR house has in it.   You should be able to identify at least 5 features.

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