We make every part count with our simple enclosure designs. This 4 NPS Elbow Enclosure can reach 280 psi anywhere from -20 to 248F and is designed to service both Ethylene Glycol and water. It is simple, rigid, and effective at sealing pinhole leaks in elbow welds. The 4 NPS Elbow Enclosure is just one more custom solution designed and delivered by our engineering team.