1.   The new insulation will help to deaden the noise from the street outside.

2.   And of course, the unseen and essential new foundation, new wiring, new heating ducts, two new bathrooms and new insulation.

3.   Is it necessary to put in new insulation?

4.   Is there any new insulation?

5.   Should I install an additional vapor barrier and should I lay the new insulation on top of the old fiberglass batts?

6.   The contractor returned to reinsulate the trap and drain, and wrapped polyethylene over the new insulation.

7.   Then install a new insulation and wall finish.

8.   There is one caveat, however, when installing new insulation over existing material.

9.   To reach them, drywall has to be ripped out, after which new insulation can be installed above the old fixture or a more efficient new one.

10.   You can put new insulation over the dirt, if you plan to add insulaton at any time.