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Weathermatic MAX-DW-20 Black Bullet Max 2" dirty-water irrigation valve, glass-filled body and solenoid visible

Weathermatic Black Bullet Max MAX-DW-20 2" 24VAC Valve

Brand: Weathermatic
Save 28%
$327.63
$237.53
SKU MAX-DW-20
In Stock (7)

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Weathermatic MAX-DW-20 Black Bullet Max 2" dirty-water irrigation valve delivers reliable, long-lasting control for commercial and residential systems. Designed for tough conditions, the valve features a reverse-flow porting design and robust construction to resist debris and reduce failure risk.

  • Flow range: 0.2 to 130 GPM (0 to 30.0 m3/hr)
  • Electrical: 24VAC S24B solenoid — Inrush 9.48 VA / Holding 5.69 VA (60Hz); 10.7 VA / 7.5 VA (50Hz)
  • Pressure rating: 225 PSI (15.5 BAR)
  • Durable construction: glass-filled body and cover, brass threads, stainless-steel actuator, EPDM diaphragm
  • Features: reverse-flow design, brass shock cone, internal manual bleed, brass non-rising flow-control stem, 100% water tested
  • Warranty: 10-year trade warranty

Specifically engineered as a dirty-water valve, the MAX-DW-20 includes flow control and positive opening at high pressures. Its contamination-resistant diaphragm and sturdy materials make it ideal for low-volume irrigation where sediment or reclaimed water is present. Refer to manufacturer datasheets for installation details and accessory options like pressure regulators or non-potable alert handles.

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Frequently Asked Questions

What is the flow range for the MAX-DW-20 valve?
0.2 to 130 GPM (0 to 30.0 m3/hr). Suitable for low-volume irrigation and dirty-water applications.
How much electrical power does the solenoid use?
24VAC S24B solenoid — Inrush 9.48 VA, Holding 5.69 VA (60Hz). For 50Hz: Inrush 10.7 VA, Holding 7.5 VA.
What materials make the valve durable and corrosion-resistant?
Glass-filled body and cover, brass threads and shock cone, stainless-steel actuator, and EPDM diaphragm for chemical resistance.
Does the valve come with a warranty?
Yes. The MAX-DW-20 carries a 10-year trade warranty and is 100% water tested before shipment.