Backflow Gauge Calibration LLC

11/18/2025

Seasonal reminder to everyone-
Gauges don't enjoy the cold weather. Remember to bring those babies inside on the cold nights!

04/08/2023

There is still plenty of time to get you backflow test kit serviced and calibrated before the 2023 season begins!

$95 will get you-
- Accuracy check/Initial test results
- Cleaning of interior of gauge
- Replacement of worn-out O-Rings
- Replacement of in-line filters (if applicable)
- Replacement of tubing (bleed and/or manifold tubing)
- Calibration of gauge to required specifications
- Return shipping (within Iowa) included
- Calibration report with required information to keep you in compliance with local requirements
- 1 to 3 day turnaround time (most are within 1 day)

We service and repair most brands of test kits:
- Watts
- Midwest
- Apollo
- Conbraco
- Mako
- ABL
- ARI
- Wilkins
- Zurn
And many others not listed above

Call, text, or email us today!

Joshua Raleigh - Owner
Backflow Gauge Calibration LLC
515-205-3660
[email protected]
Check out our website at:

We have been in the Backflow and Plumbing industry for nearly 20 years, and have had the pleasure of working with and trained with several Certified Backflow Testers over the last decade. We are located in the Des Moines Metro Area, and offer convenient customer drop-off and pick up along with FREE....

09/20/2022

I am leaning towards teaching backflow again. Gonna take me a bit of time to get things together for this. Does anyone have any backflow devices (RP, DC, Double Check, or any other devices) that they would like to get rid of? Non-working will be fine as well.
Thank you in advance!

09/13/2022

I had the pleasure of calibrating this digital differential pressure gauge last week. Really crazy how much this industry has changed. Digital gauges are probably the wave of the future, and this one is top notch

"The readings appear so much faster than analog. The k***s are smooth, and you can feel when they are closed. The hoses are soft and flexible. The case, and hanger make it easy to hang anywhere. I no longer have to bend over to take readings. The capture button allows me to take a photo of the compl...

07/26/2022

Need your backflow test kit calibrated or repaired? You can drop it off or ship it to us. Quick turnaround and excellent service!

Backflow Gauge Calibration LLC
4225 Fleur Drive # 313
Des Moines, Iowa 50321

05/25/2022

Spring is definitely here! Get your gauges calibrated (quick turnaround) so you can get your customers devices tested on time

05/01/2022

Thank you to all of the wonderful customers and businesses that have trusted us with you calibration needs!

02/16/2022

Don't wait until the last minute to get your gauge calibrated....

12/23/2021

Send your backflow test kit in for Calibration over the holiday season!!
Fast turnaround from us = Low downtime for you!!

11/12/2021

What does your company use for tags on tested backflow devices?

03/06/2021

After 1 year of testing backflow devices, your gauge can trap a lot of gunk and can affect the accuracy of the readings. This is why it is so important to open them up during calibration.

03/01/2021

Repair parts for sale...

Getting rid of new repair parts as I do not test anymore. Price vs (Retail) Watts- 0887307- $75 ($228) 0887016- $100 ($336) 0887300- $40 ($121) 0887185- $50 ($154) 0887280- $35 ($119) 0888526- $25...