most major cities and/or suburbs with have the second outlets

i live in canberra and know of two one is based in fyshwich and the other is door to door within the act

i havent found that they are cheaper though i believe the last time i was there it worked out that it was about 50cents to $1

 just googled it maybe this will help http://www.premiumnappies.com.au/category/5712128 i dont think they look any cheeper actually lol