Technical Specifications

For Commercial, Residential and Institutional Applications
ES-IWTG-GAS
Watts product specifications in U.S. customary units and metric are approximate and are provided for reference only. For precise measurements,
please contact Watts Technical Service. Watts reserves the right to change or modify product design, construction, specifications, or materials with-
out prior notice and without incurring any obligation to make such changes and modifications on Watts products previously or subsequently sold.
Series IWTG-Gas
Air Test Assembly Gauges
Dial Sizes: 2" (50mm)
Series IWTG-Gas Air Test Assembly Gauges are used in
commercial, residential, and institutional HVAC applications.
The gauges have
3
⁄4" (20mm) FPT chrome-plated brass man-
ifolds, steel cases, Kostil Polymer windows,
3
⁄4" (20mm) FPT
x Schrader type air valves with caps connections, and cop-
per alloy Bourdon tube pressure elements. Accuracy is
ASME, Type B. The Series IWTG gauges are available in var-
ious pressure rating scales.
Features
• Black enamel steel case
• Kostil polymer window
•
3
⁄4" (20mm) FPT chrome-plated brass manifolds
•
3
⁄4" (20mm) FPT x Schrader type air valves with
caps connections
• Copper alloy Bourdon sensing element
• Tin alloy welding
• ASME Type "B" accuracy
Standards
ISO 9002 quality standard
ASME B40.100
Temperature
Working Temperature: 14°F to 176°F (-10°C to 80°C)
IWTG-GAS
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