The 1.125 ACR PRESS TUBE CAP from Mueller Streamline is designed for secure sealing in air conditioning and refrigeration systems. Constructed from high-quality materials, this cap provides durability and resistance to corrosion, ensuring long-lasting performance. Its design allows for easy installation and compatibility with various ACR tubing sizes. This product meets industry standards for safety and efficiency, making it an essential component for HVAC professionals. Ideal for both residential and commercial applications, this tube cap ensures reliable sealing for optimal system operation.