Dultmeier Sales will be closed Thursday, November 26th and Friday, November 27th in observance of Thanksgiving

Dultmeier Sales will be closed Thursday, December 24th at 12pm and all day Friday, December 25th.
Normal operations will resume Thursday, December 26th. We wish you and your family a very Merry Christmas!

Dultmeier Sales will be closed Friday, January 1st in observance of
New Year's Day

Dultmeier Sales will be closed Thursday, July 4th and Friday, July 5th in observance of Independence Day.
Normal operations will resume Monday, July 8th. We wish you a happy 4th of July!!

We are experiencing some technical difficulties on dultmeier.com and apologize for any inconvenience.
If you are running into issues, please phone your order in to 1-888-677-5054

Customer Pickup Orders: to help reduce exposure for our customers and our employees, if you are placing an order for in-store pickup please call in your order ahead of time or place your order online and pre-pay with a credit card. Be sure to let us know when you plan to arrive. We will have your merchandise ready for you and will greet you outside our facility. Thank you for your help!

Liquid Level Proportioning Control

22 GPM @ 50 PSI, Siphon Breaker

DEMA "Snap-acting" Mixing Valves provide automatic mixing for solution supply tanks. Allows you to have a constant chemical mixture without hand mixing. All valves are magnetically operated except the Model 436-21 which is mechanically operated.

437-21 have a 3/4" FPT inlet port. Operating pressure is 20 to 150 PSI. Maximum temperature is 140° F. Now standard with plastic bodies for added corrosion resistance.

Standard Features:

  • EPDM diaphragm and stainless plunger for tight seating
  • Heavy-duty polyethylene float
  • Siphon breakers to prevent back-flow of chemicals into fresh water lines
  • Mounting bracket (as shown)
  • 8' of Vinyl chemical tube with stainless steel foot valve.
Item Description Quantity Availability
In Stock
*Standard with 13 metering tips for exact dilution ration.

Additional Information

Repair Parts