I HAVE seen lots of different styles of insulation – from the ‘stuff-it-in-andhope-for-the-best' method, through to the obsessively neat ‘no gaps at any cost’.
Obviously the nearer you get to the ‘no-gaps’ style, the better the insulation factor. The Festool ISC 240 is the tool to help you do it.
Two Blades for Different Insulation Types
If you think of a cordless jigsaw with much longer and specialised blades, then you have a basic grasp of the way in which the saw works – but this being a Festool, the simplicity is only skin deep.