Resideo - Honeywell Home TDV-040

TDV-040 is a 1/2" NPT Tridicator with a 3 1/8 inch dial and a built-in shut-off valve from Resideo Honeywell Home. Engineered for reliable water-line monitoring and secure isolation, this three-dial valve provides quick status checks and safe maintenance in residential or commercial plumbing applications.

Key benefits include precise flow reading with a prominent 3 1/8 inch dial, durable brass construction, and straightforward integration with standard 1/2" NPT fittings. The built-in shut-off valve enhances safety during service and maintenance, while the compact form fits tight spaces in HVAC, plumbing, and water-system installations.

• 1/2" NPT threading for easy, universal installation
• 3 1/8 inch dial for clear visibility from a distance
• Built-in shut-off valve allows quick isolation without tools
• Durable brass construction designed for long-lasting performance
• Ideal for residential and commercial water systems and control panels

Designed for compatibility with a range of plumbing configurations, the TDV-040 offers dependable performance in both new installations and retrofit projects, ensuring accurate readings and safe operation under varying pressures. It is suitable for radiant heating, domestic water lines, and equipment controllers.