Diagnostics
System health & inspection services
What We Inspect
Furnace & Heating
Heat exchanger inspection, combustion analysis, flue gas testing, filter assessment, and full safety checkout. We diagnose before we quote—no surprise charges.
Plumbing Assessment
Water pressure testing, drain camera inspection, pipe condition assessment, water heater diagnostics, and leak tracing for hidden issues behind walls and under slabs.
Gas Safety Check
Gas leak detection with electronic sniffers, appliance pressure testing, carbon monoxide monitoring, ventilation assessment, and compliance verification with BC gas codes.
Our Process
Every diagnostic begins with a thorough walkthrough and conversation about what you're experiencing. We use professional-grade testing equipment to pinpoint the issue accurately. You'll receive a clear written report with photos, our diagnosis, and transparent pricing options before any work begins. No pressure, no upselling—just honest answers from Red Seal tradespeople.