# Water Advisor

> Research-based residential water quality guidance built from manufacturer specifications, recognized certifications, public records, and clearly attributed buyer feedback.

## Key pages

- [Home](https://wateradvisor.org/): Residential water testing, filtration, and treatment guidance.
- [Water filtration](https://wateradvisor.org/category/water-filtration/): Educational guides and product comparisons based on published specifications and certifications.
- [About](https://wateradvisor.org/about/): Editorial approach and site purpose.
- [Privacy](https://wateradvisor.org/privacy-policy/): How the site handles visitor information.

## Editorial policy

Water Advisor does not claim first-hand product testing. Product guidance is Spec-Verified and Editorially Curated using manufacturer data, NSF/ANSI certifications when applicable, and attributed public buyer feedback. The site does not diagnose water-related illness or replace advice from qualified local authorities or water professionals.