# Mergenthaler Inc

Mergenthaler Inc is a backflow tester with an address in Northbrook, IL, United States.

Mergenthaler Inc appears in Aqua Backflow’s vendor-run tester locator, with an address in Northbrook, IL. The export does not identify the utility registration for this business. Confirm registration with your water utility before booking.

## Details

- Address: 1450 Paddock Dr, Northbrook, IL, 60062, United States
- Phone: [18477242004](<tel:18477242004>)
- Website: [www.plumbingnorthbrookil.com/](<https://www.plumbingnorthbrookil.com/>)
- Source of the listing data: Aqua Backflow — Utility Registered Backflow Tester Locator, https://www.aquabackflow.com/wp-json/suma-dl/v2/get\_dealers, fetched 2026-11-10. Website, street address, map pin from Overture Maps Places (CDLA-Permissive-2.0, release 2026-10-21.0).

## Questions

### Where is Mergenthaler Inc?

Mergenthaler Inc is at 1450 Paddock Dr, Northbrook, IL, 60062, United States.

### How do I contact Mergenthaler Inc?

To contact Mergenthaler Inc, call 18477242004 or visit https://www.plumbingnorthbrookil.com/.

## Source

From [Backflow tester registers and portals](https://www.aquabackflow.com/wp-json/suma-dl/v2/get_dealers), license Registers and portals: no specific reuse licence identified. See per-register terms in notes., checked 2026-11-11.

Last updated November 11, 2026.

## Links

- This backflow tester on the [web page](<https://backflowtesters.fyi/us/il/northbrook/mergenthaler-inc>)
- [Backflow testing in Northbrook](<https://backflowtesters.fyi/us/il/northbrook/category/backflow-testing.md>)
- [More backflow testers in Northbrook](<https://backflowtesters.fyi/us/il/northbrook.md>)