cellulose insulation

1906 American Four square house with balloon framing and dormered 2nd floor. I received a quote for blow in cellulose. We can't secure baffles in every rafter since 2nd floor is partially dormered. In the undormered areas my rafters have about 5-10 ft of space that is covered over with drywall...

I just had my 15 year old attic insulation (blow cellulose) fully removed and replaced the other day. During the removal the company vacuumed it out to a dumpster in the driveway. Much to surprise they did not have any kind of filter for the exhaust at the back of the dumpster. As such their was...

A recent roofing job (down to the sheathing) left a filthy mess of debris in my attic blown-in cellulose insulation. I was planning to remove as many fragments of roofing trash that fell through the slats as I can, and add a layer of R-30 unfaced fiberglass across the attic floor joists...

...which leads me to thinking there must be a leak. A BIG leak as these are close to pinky sized pieces of cellulose that are getting stuck on the register before the duct from the forced air unit reaches the inside of the living room. Now, I've gone up into the attic and looked for leaks but...