If a day without interruptions and other unwelcome surprises is an irregular day... call Quest Engineering. We solve regulator problems, especially the kind that involves: Pressure... temperature... steam... H2O... air... oil... ammonia... acetylene... natural gas... deionized water... sulfuric acid.

Do you need pressure regulators made of Nylon... brass... Teflon®... aluminum... stainless... or Hastelloy? Quest Engineering has them... self-contained, air operated, electronically controlled ...from 1/2 inch through 6 inch, to 400ƒF.

You should know we have filters... from submicron to mesh... in plastic, brass and stainless... from 1/8 inch to 6 inch.