Earlier detection
See issues closer to the moment they start instead of discovering them after damage has spread.
Prevent water damage before it turns into a major loss
Choose your perspective
Detection, automatic shutoff, and alerts. Working together.
Connected risk response
The Astra system
Astra links sensors, freeze-risk monitoring, valve control, and alerts so owners, managers, and installers can respond quickly when risk appears.
Compare whole-home water leak detection systems
Detect water, shut it off, and give your team the information to respond.

See issues closer to the moment they start instead of discovering them after damage has spread.
Automatic shutoff helps limit the incident before it turns into a larger operational problem.
The right people get the context they need without guesswork or delayed discovery.
System traffic is encrypted in transit, with authenticated shutoff, role-based access, and event history.
See how Astra turns a leak into a managed response.

Astra watches over the places where water can cause damage.

Water escapes beneath the washing machine on a protected supply line.

Water reaches the Astra sensor. The Astra panel receives the warning.

The Astra panel commands the installed valves locally, without relying on the cloud.

The valves close internally to interrupt the protected water supply.
Existing water remains. Follow-up is still needed.

Push notifications, SMS and email keep you informed, according to your configuration and connectivity.
Less exposure. Lasting value.
Free-tier Owner access on building Wi-Fi. Building management requires a monthly subscription, billed per system at each site.
* Free-tier Owner access only. Cellular or gateway data may cost extra. Pricing may change.
Per system · 10–15 year horizon
For many buildings, one serious water event can cost more than the system share of the deductible or reserve-fund impact. Astra helps stop water before it keeps spreading.
For multi-condo installations, an active management subscription is required for PREVCAN compliance. That compliance is required by participating insurers to qualify for certain discounts. Eligibility, proof requirements and any savings must be confirmed with your broker or insurer.
In Wi-Fi mesh mode, Astra can help provide low-bandwidth operational connectivity for building monitoring tools. It is infrastructure for service devices, not resident internet.
Explore Astra Live
Real web app components you can click through, with an issue simulator to see how everything responds.
Nebulab is a PREVCAN member and Astra has been approved as a certified water-damage prevention system.

A clearer path through insurer review.
Owners and managers can present the certification alongside installation details when insurers evaluate water-damage prevention.
Trusted by 8 insurance companies through PREVCAN.
Trusted by 100+ Canadian installers through PREVCAN.
For multi-condo installations, an active management subscription is required for PREVCAN compliance and eligibility for certain participating insurer discounts. Eligibility and any savings must be confirmed with your broker or insurer.
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How can we help you today?
For installation, upgrades, or service, your Astra installation partner is your first point of contact. Already have an installer? Contact them directly. Otherwise, choose a partner serving your area below.
Astra affiliated partner
Local Astra deployment and service for property teams.
AquaDétect offers annual inspection, preventive maintenance, insurer-ready documentation, and ongoing support options.
Astra affiliated partner
Local Astra deployment and service for property teams.
Ask this partner about annual inspection, preventive maintenance, insurer-ready documentation, and ongoing support options.
No partner in your area, or not sure who to call? Contact Astra with your location and what you need. We can help you find an installation partner or answer your question.