The Resideo TD-090 is a dual-function tridicator gauge engineered to simultaneously monitor both pressure and temperature in hydronic heating and boiler systems. Its large 3-1/8 inch dial delivers at-a-glance readability, while the standard 1/4 inch NPT connection ensures straightforward installation into existing system piping. With a pressure range up to 75 PSI and a temperature range of 60°F to 320°F, this gauge gives technicians and system operators the critical performance data needed to maintain safe, efficient operation. A built-in relief set point indicator supports proactive maintenance routines, making the TD-090 a dependable monitoring solution for residential and light commercial hydronic and boiler applications.
Key Features
- Dual-function design simultaneously measures pressure and temperature
- Pressure range: 0–75 PSI
- Temperature range: 60°F to 320°F
- 1/4 inch NPT connection for standard, straightforward installation
- 3-1/8 inch dial face for clear, easy readability
- Built-in relief set point indicator supports preventative maintenance
- Durable construction suited for long-term residential and light commercial use
