Resideo - Honeywell Home D146M1032 Differential Pressure Regulator Valve

The D146M1032 Differential Pressure Regulator Valve from Resideo/Honeywell Home delivers precise flow control for hydraulic heating systems. This angled regulator features a 3/4 inch nominal size with female threaded x female threaded ends, a durable brass body, and an EPDM diaphragm designed for long-lasting performance.

With a downstream pressure range of 0 to 17 PSI, a 85 PSI maximum rating, and a temperature tolerance up to 230°F, this valve maintains steady system pressures and protects equipment. The built-in differential pressure indicator lets technicians verify operation at a glance, reducing maintenance time.

• Angled body design for tight spaces
• 3/4 inch nominal size with female threaded connections
• Brass body with EPDM diaphragm for durability
• Downstream regulation 0–17 PSI; 85 PSI max
• Temperature rating up to 230°F for boiler rooms and hydronic systems
• Built-in differential pressure indicator for quick checks
• Ideal for hydraulic heating systems

Designed for reliable performance in residential and light commercial settings, the D146M1032 works with standard hydraulic heating circuits and supports efficient energy use. Its robust brass body resists corrosion, while the EPDM diaphragm maintains responsive control across a wide range of operating conditions.