A lesser known fire hazard that s left behind after a roofing job is moisture.
Roofers left debris in attic.
The reason it will be so noisy is because the roofers will use brooms wheelbarrows shovels and tools to get the substrate clean enough to install a new roof.
You should get a home performance contractor to perform a duct blaster test to test the tightness of your ductwork.
Meaning any dust pollen debris can and do get blown in on windy days.
Roofing debris can include roofing nails shingles pieces of fascia and flashing roofing felt and underlayment or pieces of drip edge.
It is normal on a total resheet or when plywood is replaced for debris to drop into the attic.
Asphalt dust is definitely an irritant and could be causing the symptoms you are describing.
It s not harming anything.
Remember the space under your roof is vented to outside air.
After all there 39 s only so much debris i can throw out in the weekly pickup.
No reason to have it removed unless it prevents from the insulation being installed properly.
Contractors should clean this debris up before leaving the site but as you probably know they oftentimes leave a mess behind for the homeowner to handle.
It s common for debris to land in the attic or on the ground around your home.
Both shingles and sawdust can fuel attic fires turning a small flame into a devastating house fire.
It s certainly possible that your attic ductwork is leaky and that the return ductwork in the attic is sucking in asphalt dust.
I 39 m determined to clean up the attic reasonably thoroughly probably over a period of time.