Backflow Supply | Repair Kits, Assemblies, Test Kits & How To Guides

Backflow Supply - We offer more backflow experience, knowledge, & service.

Family run for over 29 years

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Best Selling Backflow Products

MIDWEST backflow TEST KIT – MODEL 845 Front

Mid-West 845-5 Backflow Test Kit

~~$ 765.00~~ $ 729.00 Sale

Hard Plastic Site Tube

$ 16.00

Mid-West 845-3 Backflow Test Kit

~~$ 765.00~~ $ 729.00 Sale

Mid-West M.I. 1/4" Quick Connect Fitting

$ 32.50

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Customer Reviews

Awesome service! Has a great inventory, and is very knowledgeable. Our company deals with Backflow Supply on a daily basis and we've never had any problems!
Jace Hansen

Sean is awesome. Great customer service. He even stayed late so we could pick up a part. Thanks a million Sean!
Shanon Myers

Part of my backflow cracked this year, I went to sprinkler world and it was going to run me $100 for one valve. I brought the same piece to these guys and it ran me $50. Installed it this weekend and everything runs great. Thank you!
Lance Monson

Friendly, helpful, and prompt. Great service, thanks Sean!
Keith Roper

This is where they treat you like friends and make you feel important. Backflow Supply ROCKS!
Leslie Wilder

Great experience.
They provided expert and honest feedback about my problem and did not try to sell me anything I didn't really need.
Alex Martinez

About Backflow Supply

We specialize in products for the backflow industry. This includes maintaining stock of backflow repair kits, assemblies, ball valves, gate valves and some instances individual parts. We also stock cages and test equipment.

Our specialty is stocking repair kits for all current makes, models, and sizes of backflow preventers and some that are not produced any longer. Perhaps most importantly we have the knowledge to help you with trouble shooting backflow assembly problems.