| Body: | Forged Brass, chemically stabilized and gold powder-painted |
| First stage Bonnet: | Forged Brass, chemically stabilized and powder painted |
| Second stage Bonnet: | Die-cast Zinc alloy, chemically stabilized and powder painted |
| First stage Diaphragm: | Diam. 40 mm, pre-shaped stainless steel |
| Second stage Diaphragm: | Diam. 82 mm EPDM fabric-reinforced rubber |
| Encapsulated Valve: | Brass body sealed by PA (first stage) or high-grade chloroprene rubber (second stage) |
| Pressure Gauges: | Safe design, bulkhead 50mm gauges, dual scales, accuracy class 2,5% |
| Inlet Stem & Nut: | High-tensile brass, geometry complying to BS-341 standard |
| Safety Valves: | On both regulator stages, non-adjustable |
| Control elements: | Plastic handwheel + captive pressure adjusting screw |
| Setting: | Ergonomic PA handwheel, adjustable limitation of P2 max |
