Philmac reducing joiner for connecting 25mm and 20mm irrigation or water supply pipework. Engineered for reliable, leak-free joints in garden watering systems and outdoor plumbing applications. Durable plastic construction withstands UV exposure and temperature fluctuations. Simple push-fit installation — no tools or adhesives required. Compatible with standard 25mm and 20mm pipe fittings. Ideal for extending lines, adapting between different pipe sizes, or creating custom layouts in vegetable gardens, polytunnels, and landscape irrigation setups.