Equipment checklist: Reflective tape, double sided tape, Super Metal Sealant, utility knife and staple or screw gun - Refer to application. 

Ceiling insulation is one of the most cost effective ways of controlling the outside elements. All of the reflective ceiling insulations listed above will reduce the amount of radiant heat that enters the home in summer by up to 97% while providing winter thermal protection. Using this insulation type will reduce the amount of energy required to heat and cool your home. This can also allow you to run your heating and cooling systems less making them last longer. It will can also potentially reduce the HVAC equipment size required thereby saving more money... Reasons Why Prodex is the Best Ceiling Insulation. Independent Reviews at Site Jabber

 How To Insulate A Ceiling

Ceiling Prodex (New Install) Over Stud: Use Prodex 48 Inch, Fast Action, 10M, 72 Inch, White, Rustic, Reflective Bubble Reflective or Foil Fiberglass Vinyl.

1. Glue (super metal sealant), Tape (double sided tape), staple or screw to affix insulation to wall before installing your studs.
2. To improve performance, let insulation sag to create air-gap (2+ inches). 
3. Tape seams with reflective tape or use Prodex Fast Action  or 10M to avoid seam tape.

Ceiling One Layer Under Stud: Use Prodex 48 Inch, Fast Action, 10M, White, Rustic  or 72 Inch.

1. Roll insulation perpendicular to and under studs.
2. Screw insulation to underside of studs.

Two Layers Over/Under Stud: Use Prodex 48 Inch, Fast Action, 10M, White, Rustic or 72 Inch.

Ceiling Prodex One Layer Under Stud plus Drywall : Use Prodex 48 Inch, Fast Action, 10M, White or 72 Inch, 

1. Staple, screw or glue (super metal sealant) Prodex 48 Inch, Fast Action, 10M, 72 Inch, White or Rustic insulation to underside of studs. 
2. Push insulation into cavity to create 2 inch or more air-gap.
3. Attach drywall.

Ceiling Prodex Two Layers Between/Under Stud with Furring and Drywall: Use Prodex 48 Inch, Fast Action, 10M, 72 Inch, White, Rustic and 24 Inch  or 16 Inch.

Ceiling Prodex One Layers Between Studs: Use 24 Inch  or 16 Inch.