WPB7

aggregate , formerly known as WAP7 is the Auckland Council approved bedding layer for permeable paving, such as Firth FlowPave Permeable Pavers. a 2-6mm aggregate metal chip without fines, that will allow water to pass through it. also perfect for drainage and tar sealing and for use in driveways and pathways. Available at these locations:

- Albany
- Avondale
- Drury
- Silverdale
- Swanson