Resources

• B42 Series Regulator Spec Sheet
• B42 Series Regulator Animation
• Roots Regulator Product Line Catalog

B42 Series Regulator - Residential and Light Commercial Regulator

The B42 is a spring loaded self-operated regulator with internal relief option. The B42 features a molded diaphragm, 6:1 lever ratio and one inch vent. The benefit is a lighter more compact unit that provides the power, capacity and relief performance of larger regulators.

• FEATURES :
• » Interchangeable aluminum orifice
• » 12.6 sq. in. of diaphragm area
• » Molded deep convolution diaphragm with o-ring seal
• » Plated steel 6:1 lever
• » One piece molded Buna-N valve seat
• » Delrin® vent valve with Buna-N seat
• » Spring-loaded internal relief valve assembly
• » 1" and 3/4" threaded vent with stainless steel screen
• » Fiberglass reinforced polyethylene seal cap with integral relief valve stop
• » Field interchangeable adjustment spring