133 Series- Direct-operated Second-Stage regulator ideal for large industrial applications with loads up to 70,875,000 btu per hour. The unit can be used for either low pressure or poundsservice. Maximum inlet pressure is 60 psig / 4.1 bar and a downstream control line is required.

Type 299H is a high capacity pilot-operated regulator. Incorporates a lightweight design (21 lbs / 10 kg) with dependable operation. With a capacity up to 38,000 000 btu per hour / 428 SCMH, the Type 299H is ideal for applications from large commercial sites to smaller multidwelling establishments. The unit comes with a 1-1/2 or 2 in. cast iron body with internal or external registration. Internal registration allows easy installation while external registration provides higher accuracy.

Pilot-operated unit keeps outlet pressure constant despite varying flow rates and inlet pressures. Type 99 low pressure is designed to handle loads up to 63,250,000 BTU per hour, and is ideal for multiple customer installations. The unique pilot design, with fast opening and closing operation, makes this Type 99 ideal for large industrial boiler applications. A downstream control line is required.