Swell Backflow Service
About us
Swell Backflow Service is a backflow testing company performing tests in all of Nassau County. Swell Backflow Serivce is an Independent NYS DOH certified backflow testing company with over 13 years in the water industry. First time customers receive a 10% discount. Swell provides a flexible schedule to accommodate your needs. All paperwork is handled by myself, and is distributed to the proper entities and individuals. I provide a yearly reminder to have your device tested, so you stay compliant with your local water authority and its one less thing you have to remember to have done.
Business highlights
Services we offer
Testing of backflow devices both DCV and RPZs in commercial and residential establishmnets.
Licensing
State Contractor License Requirements
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