---
title: "De-ionized Water Lines"
description: "Facilities & Operations maintains and repairs de-ionized water systems in various building on campus. Modifications or expansion of these systems is performed at customer expense. To request service, call the Facilities Service Center at 734-647-2059 or visit [requests.fo.umich.edu](https://requests.fo.umich.edu). **Note:** To…"
url: "https://fo.umich.edu/fosg/de-ionized-water-lines/"
updated: "2025-12-10"
category: D
---

# De-ionized Water Lines

Facilities & Operations maintains and repairs de-ionized water systems in various building on campus.

Modifications or expansion of these systems is performed at customer expense.

To request service, call the Facilities Service Center at 734-647-2059 or visit [requests.fo.umich.edu](https://requests.fo.umich.edu).

**Note:** To ensure the safety of the domestic water system, departments may not attach equipment or instruments to domestic water systems. Contact Facilities & Operations for safe, code-compliant installation of your department equipment.