Standard Kitchen Sink Plug Sizes in New Zealand
When it comes to kitchen renovations or new installations, one of the most overlooked aspects is the size of the sink plug. However, choosing the right size is crucial for functionality and aesthetics. This guide will help you understand the standard kitchen sink plug sizes in New Zealand and how to select the perfect one for your space.
Understanding Sink Plug Sizes
Kitchen sink plugs typically come in two types: flat and pop-up. The size of a sink plug is determined by the diameter of the drain hole. In New Zealand, standard kitchen sink plug sizes are measured in millimetres (mm).
Standard Sink Plug Sizes in NZ
| Sink Type | Drain Hole Size | Plug Size |
|---|---|---|
| Single Bowl | 90mm | 90mm |
| Double Bowl (Equal Sizes) | 90mm | 90mm |
| Double Bowl (Offset or Unequal Sizes) | 90mm or 100mm | 90mm or 100mm |
| Triple Bowl | 90mm or 100mm | 90mm or 100mm |
Most standard kitchen sinks in New Zealand use a 90mm drain hole and plug size. However, larger sinks or those with offset or unequal bowls may require a 100mm plug.

Choosing the Right Sink Plug Size
- Measure the Drain Hole: Before purchasing a sink plug, measure the diameter of the drain hole in your sink. This will ensure a perfect fit.
- Consider Sink Type: Single bowl sinks typically use a 90mm plug, while larger or unequal bowl sinks may require a 100mm plug.
- Think About Functionality: Pop-up plugs are more convenient for everyday use, while flat plugs are easier to clean and maintain.
- Match the Plug to the Sink: Ensure the finish of the plug matches the sink material and faucet for a cohesive look.
Installing Your New Sink Plug
Installing a new sink plug is a straightforward DIY task. Most plugs come with all necessary hardware and instructions. If you're unsure about any aspect of the installation, don't hesitate to consult a professional plumber.
In conclusion, selecting the right kitchen sink plug size in New Zealand is essential for both functionality and aesthetics. By understanding the standard sizes and following our guide, you'll be well on your way to choosing the perfect plug for your kitchen sink.