Buy Sub Pump  in NZ.

Sub Pump

1" Min:  $20 

1/2 day:  $25

 Day:  $40

2" Min:  $20

 1/2 day:  $30

 Day:  $45    

Description                                                                                                                                Electric pumps which can be submersed in water.  Great for emptying the swimming pool.

Specifications:

1"  120 ltrs pm, outlet size:  25mm

2"  190 ltrs pm, outlet size:  50mm

Appro 4.5 kgs

http://www.tkhire.co.nz/content.asp?syscmd=dl&ID=467D4A20476B4B8BAF938E2FE214C2A5