attic ventilatoion
attic ventilatoion
(OP)
Do "whirly birds" .... the roof mounted attic vents that we see on many roofs actually provide proper ventilation. I have even seen some that were running backwards. How much CFM would be appropriate for a mechanical attic fan heat/humidity controlled for a house sttic say 1500 sg ft





RE: attic ventilatoion
They can end up depressuring the living space below and cause a lot of infiltration
You want to vent attics to stop/reduce icycles and ice dams
Take the "V" out of HVAC and you are left with a HAC(k) job.
RE: attic ventilatoion
The approach to attic ventilation varies abit with regard to your location. Do you have cold winters or hot summers to deal with?
Ken
Ken
KE5DFR
RE: attic ventilatoion
RE: attic ventilatoion
RE: attic ventilatoion
some info on when you need attic vents
http://www.buildingenvelopeforum.com/ice1.htm-
Take the "V" out of HVAC and you are left with a HAC(k) job.
RE: attic ventilatoion
http://www.buildingenvelopeforum.com/letter.htm
Take the "V" out of HVAC and you are left with a HAC(k) job.