Plumbing guides
In-depth guides to common plumbing decisions: cost, repair vs replace, what to expect from a verified plumber, regional considerations.
Cornerstone guides
5 deep references covering the highest-value services. Currently shipped: 1 sample. Remaining 4 land in Stage 1 content gen.
- Cornerstone
Sewer Line Repair: The Complete Guide
How sewer line repair works, what it costs in 2026, methods compared, and when to repair vs replace. Real per-city cost data with sources cited.
- Cornerstone
Slab Leak Repair: The Complete Guide
How slab leak repair works, what it costs in 2026, detection methods compared, and when to spot-repair vs full repipe. Per-city cost data + sources.
- Cornerstone
Tankless Water Heater Installation: The Complete Guide
How tankless water heater install works in 2026 — cost, gas vs electric, sizing, payback by gas rate, and per-city pricing with sources.
- Cornerstone
Whole-Home Repipe: The Complete Guide
How whole-home repipe works in 2026 — cost, PEX vs copper vs CPVC, when to repipe vs spot-repair. Per-city cost data with sources.
- Cornerstone
Hydro Jetting: The Complete Guide
How hydro jetting works, when it solves what snaking can't, 2026 cost, and when high-pressure water is the wrong answer. Per-city pricing + sources.
Standard guides
Symptom-troubleshooting, repair-vs-replace decisions, seasonal advice. Roll out across Stages 2–3.