Ideal for plumbers, enthusiasts, and maintenance professional requiring connector for residential or commercial plumbing upgrades Crafted from thickened stainless steel, this 4 way extension fitting high pressure durability, available in 10mm / 15mm / 20mm sizes for versatile plumbing connection Features internal / external threads ( 1 / 2inch) with reinforced wall and leak proof design, ensuring secure seals and compatibility with standard pipe systems Inch Perfect for water supply lines, heating systems, industrial equipment, and outdoor irrigation setups where temperature demand stainless steel fittings, Manufacturer: Kaeltsyn