Another potential source of attic odor is from a combination of rodent droppings and urine when mice or rats take refuge in the attic they are naturally going to do their business here.
Attic smell in house when hot.
A rotten egg smell might be a potentially dangerous natural gas leak.
Excessive heat deteriorates items you store in the attic and can cause moisture.
Musty dirty animal and moldy smells in an attic create an unpleasant surprise when you go up to this easily overlooked space in the house.
A hot attic is bad for several reasons.
Little ventilation high humidity and darkness says bill carroll jr an adjunct professor of chemistry.
If the odor persists you may need to rent or purchase a plumber s auger or snake to dislodge the clog.
There is a window in front and another in the back.
Such odors may even make the items or clothing you re storing in your attic smell as well.
What causes that old house smell three things that musty old houses have in common.
Sniffed the walls the floor outlets ac vents no moldy window sills and it s mostly in the doorway.
Our home is 102 yes old and is very stable.
On cool days no smell but when the attic gets hot the one bedroom has the smell.
Where those wires punch through to the attic are rarely sealed properly or at all and that is just one more path for hot air to travel down into your house bringing that lovely odor with it.
Rodent droppings urine.
Sealing up your building envelope is the only way to go.
High temperatures inside your attic shorten the life span of shingles.
This is a combination of lumber insulation shingles all getting cooked in this hot attic air.
And infiltrate the airr in the duct even though it s not running.
If you notice this type of odor coming from your attic avoid entering it unless you are wearing a proper respirator.
I would say eliminate the smell through ventilation.
My attic is ridiculously hot if i install a fan pull out hot air to help cool my attic will my ac work better right now it takes two to three hours to drop the house 4 degrees.
Rotten egg smell could be two things.
We live in south east texas.