New answers tagged ventilation
The problem is most likely hot exhaust coming from the vent entering the attic and melting snow on the roof, creating an ice dam and snow melt. Since you have continuous soffit vents, blocking off any one section would not be the end of the world. You would want to block it with an air barrier material like plywood or foam insulation board, sealed at the ...
Exhaust fans in laundry rooms are usually required when there is no exterior window in the room and the dryer to be used heats with gas power. Why? To exhaust the CO2 CO2 in large amounts is hazardous to humans and can cause asphyxiation/death.
If there's enough space over the windows your are better off with option #1. If money, looks or the if you don't have enough space over your windows on the ledge, go with (I am assuming from the picture) 3x vmax-at 1(square) or vmax-at 2 (triangle) on each side of the house... Add 1 maximum 301 vent per 1000sf at the top of the roof and you shall have no ...
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