Without exterior vent, your pulling warm moist air and dumping it into
unconditioned space.
In cases where piping is located outside the building enclosure or within
unconditioned space, the insulation must be installed to a thermal resistance not less than the effective resistance requirements of the exterior above grade wall.
Heating, ventilating, and air conditioning system supply and return pipes and ducts must be insulated whenever they run through
unconditioned spaces.
Not exact matches
An older metaphysic spoke about God as so much a supraterrestrial,
unconditioned, and unrelated «being» or «ultimate reality» that it made the world of time and
space seem unreal and unimportant.
The other benefit of this is you don't have wasted
unconditioned attic
space.