Mid-West Instrument, located in Sterling Heights, MI is one of the leading designers and manufacturers of differential pressure gauges and switches in the U.S.

For the past 30 years Mid-West Instrument has been producing Quality Backflow Test Kits. Our Model 830 has been the benchmark of the industry for decades. Constant input from field testers led to refinements such as inline filters, laminated test procedures, removable lids, soft seated needle valves & line pressure gauges.

If you need assistance, please don't be afraid to contact us. You can reach us by using the contact form. If you desire, you can give us a call at (973)340-9955 or at our toll free number 1(888)380-9660.

PRV valve

Stra-Val designs and manufactures its own line of Adjustable Pressure Water Regulators. If you are looking for high quality performing Adjustable Pressure Regulators, you have come to the right place! Our Pressure Regulators are manufactured out of stainless steel (316 or 303) or exotic alloys (Titanium, Alloy 20, Monel or Hastelloy), depending on your requirements.

Stra-Val designs and manufactures its own line of Adjustable Pressure Water Regulators. If you are looking for high quality performing Adjustable Pressure Regulators, you have come to the right place! Our Pressure Regulators are manufactured out of stainless steel (316 or 303) or exotic alloys (Titanium, Alloy 20, Monel or Hastelloy), depending on your requirements. We have a wide selection of Adjustable Pressure Regulators, you can choose from. We strive to provide you with HIGH QUALITY products and UNBEATABLE prices! You can count on Straval, to satisfy your needs! If you need assistance, please don't be afraid to contact us. You can reach us by using the contact form. If you desire, you can give us a call at (973)340-9955 or at our toll free number 1(888)380-9660.

PressureReducing Valve

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Mid-West Backflow Gauges are capable of performing all known test procedures including those recommended by: ABPA, ASSE, AWWA, CSA, FCCC and HR-USC, NEWWA and UF-TREEO

We have a wide selection of Adjustable Pressure Regulators, you can choose from. We strive to provide you with HIGH QUALITY products and UNBEATABLE prices! You can count on Straval, to satisfy your needs!

The firm’s experienced engineers and technicians utilize the latest equipment for engineering, manufacturing and testing the firm’s gauge and switch products.

Pressureregulator

Further input testing and updated technology led to the portable Model 844. The culmination of all this development has resulted in Mid-West’s newest product offering, the Model 845. This new model features all the benefits you’ve come to expect from our kits and is available in 5-valve, 3-valve and 2-valve configurations. The addition of the Model 845 to our product lineup truly allows Mid-West to offer “A Test Kit for Every Preference”!

Water pressure

The Mid-West Instrument Model’s 845-5, 845-3 and 845-2 have been added to both the FCCC & HR-USC and CA-NV AWWA list of Acceptable Gauges. The 845’s join the 830 on the list.

Mid-West Instrument, located in Sterling Heights, MI is one of the leading designers and manufacturers of differential pressure gauges and switches in the U.S.