Marsh Bellofram's Type 41 High-Performance Air Pressure Regulators
Type 41 high-performance air pressure regulator series is available in two packages with identical performance characteristics, both with ¼-in. NPT BSPT port size. The series incorporates a patented Bellofram rolling diaphragm for greater sensitivity and improved accuracy, low-friction operation and extended useful service life in a compact size. The series has precision, die-cast aluminum housings finished with scratch- and weather-resistant vinyl paint.