Before you start you will need
Tape measure
Spirit Level
Circular saw ( best option for the best finish)
Fine toothed hand saw
Utility knife
Screwdriver (preferably electric) if using the screw to wall method
Grab adhesive and applicator gun if using the direct bond method
Pencil
Optional wood battens for sub frame
Screw to wall/ceiling Method
Direct bonding to wall method
Highest sound absorption method
Follow the Screw to Wall/Ceiling method however include these additional steps instead of step 4