On Saturday, 8 February 2020 12:35:15 UTC, alan_m wrote:
Depends on the type of "junk" - the "vacuum" bags are good for squashable things like bedding.
Be careful with some of these. After a while they leak, and as the air
re-enters the contents expand again.

so you have to suck them flat again before you can get them out of the loft hatch :-)

Owain