I use and recommend Nisi Filters
Contact me if you would like to catch up and try them out or have questions
Delivery time: Usually 2-4 working days to metro areas and 6 working days for regional areas.
Shipped with Startrack and delivered in NZ by DHL or New Zealand Post.
Warranty: Any issues are dealt with directly with the customer.
Go to nisifilters.co.nz and complete the contact form.