AquaGuard Support Center
Everything you need to install, use, and maintain your AquaGuard system
App Screenshot
Phone with Custos App
Get the Custos Smart Home App
Monitor and control your AquaGuard system from anywhere. Receive instant alerts, view usage history, and manage your water protection on the go.
AquaGuard Sizing Guide
Find the perfect AquaGuard model for your home's water system. Determine which valve type and pipe size you have.
Installation Guide
Step-by-step instructions for installing your AquaGuard system. No plumber required! Most installations take less than 15 minutes.
Water Leak Protection Certificate
Receive an official installation certificate for your insurance provider. Many offer 5-15% discounts for water protection systems.
Product Manual
Access comprehensive product manuals, specifications, and technical documentation for all AquaGuard products.
Frequently Asked Questions
How long does installation take?
+Most AquaGuard installations take 10-15 minutes. No plumber or special tools required. Simply attach the device to your existing valve, connect to the gateway, and download the app.
Does AquaGuard work during power outages?
+Yes! With the optional Smart Backup Battery, AquaGuard continues to protect your home for up to 24 hours during power outages, automatically shutting off water if a leak is detected.
Do I need WiFi for AquaGuard to work?
+WiFi is only needed during initial setup. AquaGuard operates on a secure, standalone network and will automatically shut off water during leaks even without WiFi or power.
What pipe sizes does AquaGuard support?
+AquaGuard fits pipes from 1/2″ to 1-1/4″ standard. With optional Big Clamps adapters, it can accommodate pipes up to 2″ for larger residential and commercial applications.
How long do the sensors last?
+AquaSensor-S1 features a 10-year battery life, providing long-term protection without frequent battery changes. The system will notify you when battery replacement is needed.
Can I install AquaGuard outdoors?
+Yes! Both the AquaGuard and Smart Backup Battery feature IP66 water and dust protection with UV and thermal shielding, designed for consistent performance in harsh outdoor environments.
Can I shut off my home's water through the app?
+Yes! The Custos Smart Home App allows you to remotely shut off your water supply from anywhere, giving you complete control over your home's water system.
What is the warranty for AquaGuard?
+AquaGuard comes with a comprehensive 2-year warranty covering defects in materials and workmanship. Extended warranty options are available for purchase.
Still Need Help?
Our support team is here to help you with any questions or issues.
Contact Support
Contact Information
Call Us
1-800-123-4567Email Support
support@custos.usOperation Hours
9am - 5pm PST (Mon - Fri)
⚡ Quick Response Guarantee
We typically respond within 24 hours during business days