• High efficiency ECM motor uses up to 85% less electricity
• Infinitely variable speed settings to fine tune flow for any system
• Six pressure presets to fit the job
• Sure Start automatic unblocking and air purging mode
• Fixed speed infinitely adjustable min/max settings
• Constant pressure variable speed 3 constant pressure differential curves (5, 10 or 15 feet of head)
• Proportional pressure variable speed 3 variable pressure differential curves (High, Med or Low)
• Multi-color LED display showing operating mode and error code diagnostics
• Use with a Taco ZVC zone valve control or SR switching relay for On/Off operation
• Nut capture feature on flanges for easier fit up
• Whisper quiet operation for sound sensitive installations

VR1816