1 Dip the cloth in the water and wring it out thoroughly. 2  Wipe the inside and outside of the microwave down. 3  This will remove any surface dirt and grime. 4  Using a clean cloth or paper towels, apply acetone to the walls and scrub away the yellowish stains left behind from the burning popcorn.
Cost breakdown. Generally, the typical room insulation costs will include: 1  The Ceiling or Attic-according to the HomeInspectorLocator.com website the costs for insulating the attic area to modern standards are from $1 to $1.50 per square foot.2  This assumes that it is a DIY project and uses R49 value insulation.ost breakdown. Generally, the typical room insulation costs will include: 1  The Ceiling or Attic-according to the HomeInspectorLocator.com website the costs for insulating the attic area to modern standards are from $1 to $1.50 per square foot.
Hiring a drywall contractor to install and finish out the room will increase the cost substantially, but it will also save you a lot of labor, and youâll get smooth, professional walls. Contractorâs fees vary, but expect to pay $40 to $70 per sheet for installation and taping, or $440 to $770 for your 12-by-12 room. Additional fees may apply if the contractor has to drive a distance to reach your home.