Marsh Bellofram Compressed Air Regulators are designed to provide cost-effectiveness and user-friendliness through a modular design, which simplifies maintenance and swapping of filter, regulator or lubricator. The units provide output pressure ranges of 0-30, 0-60, and 0-120 psi, NPT pipe sizes of 3/8”, 1/2”, 3/4” and 1”, with a 145 psi maximum supply pressure. Customers can also choose from 5 or 50 micron filters and three types of drains – manual, semi-automatic and automatic.