【Package Include】5PCS 1/2 inch PEX barb to 1/2 inch ID sweat fittings. 【LF Brass】The sweat crimp fittings are made of solid brass, which is strong and not easily corroded, suitable for long time use. Rated to 200°F and 200PSI. 【Solid Connection】One side of the PEX barb can be directly and solid connected to the pipe. The other side is connected to the outer side of the copper tube by welding. 【Widely Use】PEX fittings are used for PEX pipes in plumbing jobs. Can be used for plumbing system and hydronic heating water. It's compatible with all types and brands of PEX Tubing. 【Note】Keep the pipe incision flat. It is better to use with stainless steel clamp rings, or PEX crimp tool and copper rings (Not include). Tighten clamps as tightly as possible to prevent leakage. Upgrade your plumbing projects with the PEX sweat adapter. This versatile set allows you to securely connect copper pipes to PEX tubing, ensuring a reliable and durable plumbing system. Crafted from high-quality brass, these fittings are designed for long-lasting performance and resistance to corrosion. The coupling design provides a seamless transition between materials, while the crimp fitting ensures a tight, leak-proof seal. Suitable for both residential and commercial applications, these adapters are a must-have for any plumbing professional or DIY enthusiast. Install with confidence, knowing you have the right tools for the job.