Lab Send-In Test Kits

Customized water testing kits that can be mailed to the lab for testing, and results are mailed right back to your front door.

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National Testing Laboratories offers customized water testing services specifically designed to help homeowners determine the quality of their drinking water. Whether your water comes from a private well or city water supply, these test kits help determine what type of water treatment is necessary in your home. Test your water according to the instructions, seal the water test in the box, and mail to the lab. National Testing Laboratories will mail the results back to you.