Sid 03 writes:
We are installing can lights in the ceiling on the 2nd floor of our house w=
here there is about 6" of blown insulation. The remodeling cans are non-ic=
rated. The included instructions state that the cans should be installed w=
ith the insulation no closer than 3".

How do you keep the insulation away ?
Thought about cutting both ends from a coffee-can and placing that around e=
ach can-light from the attic ?

Box them in with 2x6s. Better to get IC rated cans.