This Burnham Commercial Plug Radiator is a robust and reliable component designed for use in commercial heating systems. It features a 3/4" National Pipe Thread (NPT) size, which is a standard in the industry for ensuring secure and leak-free connections. The plug radiator is also characterized by its 3/4" size, indicating its compatibility with corresponding radiator systems. Made from durable materials, it can withstand high temperatures and pressures typically encountered in commercial heating applications. This product serves as an essential part of a radiator system, effectively blocking off an unused outlet to prevent leakage and maintain optimal system performance.