# Backflow testers in Lake Forest, IL

Browse backflow testers with an address in Lake Forest. Check availability and utility registration.

1 backflow tester. Also on the [web page](https://backflowtesters.fyi/us/il/lake-forest).

## Backflow testers

1. [Halloran & Yauch Irrigation](https://backflowtesters.fyi/us/il/lake-forest/halloran-and-yauch-irrigation.md), Backflow testing, 28322 N Ballard Dr, Lake Forest: Halloran & Yauch Irrigation appears in Aqua Backflow’s vendor-run tester locator, with an address in Lake Forest, IL. The export does not identify the utility…

## Categories in Lake Forest

- [Backflow testing](https://backflowtesters.fyi/us/il/lake-forest/category/backflow-testing.md): 1 backflow tester

## Questions

### How many backflow testers are in Lake Forest?

Backflow Testers lists 1 backflow testers with an address in Lake Forest, IL.