CPO-500 Dual Flow™ Automatic Floor Drain Trap Primer

CPO-500
Description:

The CPO-500 Dual Flow™ automatic pressure drop activated trap primer valve will prime up to 4 floor drains with our patented distribution units the DU-U and the DU-4.

System operating range is 20 psi minimum to 80 psi (138 to 552 kpa) maximum.

The valve requires a 10 psi (70 kpa) pressure drop across the valve to activate and will deliver a metered amount of water to the floor drain. Trap primer is to be connected to a cold water supply only.

Constructed of type K copper body, Sarlink 4145B diaphragm, #60 stainless steel mesh screen.

Features:
  • Discharges on Both Pressure Spike or Pressure Drop
  • Automatically Maintains a Constant Water Seal in Floor Drain Traps.
  • Best for Use with Low Flow Fixtures
  • One Model for One to Four Drain Traps
  • Type "K" Copper Body with Composite/rubber Interior parts.
  • This Valve Requires No Adjustments
Application:

 

INSTALLATION:

This valve is designed to be installed on ½” to 1 ½” cold water line fed off a flush valve or any open and closing valve supply line that is frequently used.

Trap Primer makeup line to floor drain must be a minimum of 12” off the finished floor before a 90° elbow can be installed.

The furthest recommended distance of makeup line is 20’ to the floor drain.

Trap primer make up line must have continuous slope to the floor drain (consult local code requirements).

Install with a shut off valve for servicing on the inlet side and a union connection on the outlet side.

The valve must be installed level.

 

Do not subject the valve to rough in pressure test.

NOTE: Consult plumbing inspector prior to installing distribution units.

 
 
PART NUMBER INLET OUTLET
CPO-500 1/2" NPT MALE 1/2" FNPT FEMALE
 
CPO-500 Installation Diagram
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