Home / Device types / Water valve / Home Assistant

Matter water valve on Home Assistant

For water valves, Home Assistant supports pairing, control, automation triggers and automation actions. Our confidence in this answer is Med.

Med confidence

2026-10-22 last checked

4/4 capabilities confirmed

At a glance

Answer	Home Assistant
Pairing	Y
Control	Y
Starts an automation	Y
Controlled by an automation	Y
Confidence	Med
Matter spec	1.3+

Y = confirmed for this device type, Partial = works with limits, N = not supported by this platform, Unknown = not enough dated evidence. These are type-level answers, not a guarantee for one product.

What this means

All four answers are confirmed for this device type on this platform. Individual products can still implement less than the device type — check the product notes before you buy.

Requirements

Hub requirement: Home Assistant Matter Server (HA OS recommended). Thread border router for Thread devices.

Matter spec: 1.3+.

Confidence

The evidence is a mix of official platform documentation and product- or community-level reports; some answers rest on documentation alone.

Last checked 2026-10-22. Last change 2026-10-18 (confidence: High → Med). The answers above come from the published type matrix; the sources below are what they rest on.

Sources

github.com · community · 2026-10-18
home-assistant.io · official · 2026-10-18
matteralpha.com · news · 2026-10-18

Frequently asked questions

Does Home Assistant work with a Matter water valve?

Home Assistant pairs a Matter water valve for open, close and shutoff control. Med confidence, checked 2026-10-22. Home Assistant can control a Matter water valve from its app, including open, close and shutoff (Med, checked 2026-10-22).

Can Home Assistant start an automation from a Matter water valve?

Yes — a Matter water valve opening or closing can start a Home Assistant automation. A Matter water valve can be used as a Home Assistant automation action (Med, checked 2026-10-22).

What do I need to add a Matter water valve to Home Assistant?

Home Assistant needs a Matter controller before a Matter water valve will pair.

Next steps

All Home Assistant answers for water valves, side by side — the full water valve matrix across every platform.
Compare Home Assistant with another platform — pairing, control, triggers and actions in one table.
Check whether your setup will work — answer a few questions and get a verdict with caveats.
Matter products of this type — tested products with their own notes and sources.
Matter on Home Assistant: every device type
Water valve support guide
All platforms compared
How to check Matter certification
Matter firmware updates on each platform
How we check — evidence rules, confidence ratings and how often we re-check.

Other platforms for water valves

Apple Home — no confirmed support High
Google Home — no confirmed support Med
Amazon Alexa — no confirmed support Med
SmartThings — supports pairing, control, automation triggers and automation actions Med
Homey — supports pairing, control, automation triggers and automation actions Med
Hubitat — no confirmed support Med

Informational only — verify before you buy. How we check · All water valves across platforms