Passive Solar Energy
Passive Solar Energy as a free heat source for your straw bale house. Read the article
A rule of thumb for installed window area
East side of the house 4%, west side 2%, north side 4%, and south side 7-12%. So if you had a floor plan of 1000 square feet, on the east side of the house you would allow for a total square footage of 1000 SF x 4% = 40 square feet of glass and so on.