| Your Situation | Best Plug Type | Bunnings Aisle | | :--- | :--- | :--- | | (e.g., soaking laundry) | Flexible rubber stopper (by kitchenware) | Kitchen/Bathroom Accessories | | Temporary seal of pipe under sink (e.g., replacing a P-trap) | Rubber expansion test plug | PVC Pipe & Fittings | | Permanent capping of an old pipe | PVC solvent weld cap (same size as pipe) | PVC Pipe & Fittings | | Sealing a threaded waste fitting | Threaded brass/plastic plug + Teflon tape | Threaded Fittings | Step-by-Step: Using an Expansion Test Plug on a Sink Drain This is the most common DIY scenario. Let’s say you need to remove the P-trap but don’t want dirty water dripping from the sink above.

Remember: If your project involves altering permanent plumbing (gluing caps or changing pipework), check local regulations – some work may require a licensed plumber. Disclaimer: This guide is for informational purposes. Always follow manufacturer instructions and local plumbing codes. When in doubt, consult a professional.

Whether you’re renovating a kitchen, replacing a tap, or simply need to seal an old sink waste hole, a simple plumbing plug is the unsung hero of the job. Bunnings Warehouse offers a wide range of these plugs, but knowing which one to grab can save you from leaks, frustration, and a second trip to the hardware store.