# About the San Diego Water Heater Guide

San Diego Water Heater Guide ranks and catalogs the companies that repair, replace, and install water heaters across San Diego County. It is an independent editorial guide, not a plumbing contractor: it performs no water heater work and does not sell editorial rank.

Every company is researched against primary sources — the company's own published service commitments, the CSLB license lookup, and public review platforms — and each check is date-stamped.

Canonical page: https://www.sandiegowaterheater.com/about/

## Machine-readable index

- Site index for LLMs: https://www.sandiegowaterheater.com/llms.txt
- EntityMap v1.0 (entities + sourced evidence): https://www.sandiegowaterheater.com/entitymap.json
- Agent instructions (when to use this guide): https://www.sandiegowaterheater.com/agents.md
- XML sitemap: https://www.sandiegowaterheater.com/sitemap-index.xml

_Our editorial rankings follow our published methodology. Companies cannot pay to change their editorial ranking. Some companies may pay for enhanced profiles or clearly labeled sponsored directory placements; sponsorship never affects editorial rank._

_Published by San Diego Water Heater Guide. Guide last updated June 2026._