This is the case for The Block NZ which has seen audiences as low as 68,000 on GO! but did manage 90,000 last Tuesday night. Those followng the show will have noticed it is not scheduled for next Tuesday (Sept 25).
According to Nine Programming, The Block NZ will air 5.30pm Saturdays from September 29 until played out (unless changed!).
Only one episode per week will air, when the show played in NZ, there were two episodes per week.