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Pressure Regulators

1/2" Mini Drain Check

The MDC eliminates sprinkler drizzle at start up and shut down with a check valve feature.

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Pressure Regulators

1/2" Mini Drain Check

1/2 Mini Drain Check
Features

The MDC is a check valve only that opens 2-5 psi (.14-.35 bar) below the nominal pressure rating. Available in 20 and 35 psi (1.4 / 2.4 bar) options.

Applications

  • Use in conjunction with R2000WF Rotator Sprinklers on high value vegetables to prevent washout of delicate seedbeds during system start up and shut down.
  • Prevent drain down and puddling of hanging (inverted) sprinkler systems in indoor nurseries and riding arenas.
Models
MDC - Acme Threads

MDC - Acme Threads

1/2" Female Acme x 1/2" Male Acme

1/2" FNPT x 1/2" Male Acme

MDC - NPT Threads

MDC - NPT Threads

1/2” FNPT x 1/2" MNPT

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Please read our Warranty information.

Sprinkler performance data have been obtained under ideal test conditions and may be adversely affected by wind, poor hydraulic entrance conditions, or other factors. Published radius and diameter of throw performance are at nozzle pressure when tested at 1,250 feet above sea level. Your results may differ from the test data results obtained by Nelson Irrigation Corporation and Nelson Irrigation Corporation makes no representation regarding droplet conditions, uniformity, application rate, or fitness for a particular purpose.