The Vevor brass pipe fittings set is designed for connecting PEX and PP plastic pipes in plumbing, heating, air conditioning, and hot or cold water distribution systems. Made from solid lead-free brass, these fittings offer corrosion resistance, durability, and reliable sealing performance under pressure and heat. The set is suitable for both residential and commercial applications and supports straightforward installation with compatible clamps or PEX crimp tools. Its sturdy construction and broad compatibility make it a practical choice for new installations, repairs, and system upgrades.