From water heaters to electrical panels, these are the high-stakes home systems where a bad quote hurts most. This hub prices the big plumbing and electrical projects for 2026.
Start here:
- Tankless Water Heater Installation Cost in 2026 — $2,400–$5,400; gas vs electric
- Electrical Panel Upgrade Cost in 2026 — $1,500–$4,000 for 200A
- Cost to Rewire a House in 2026 — $6–$10/sq ft
Coming in this section:
- Tank vs Tankless Water Heater: Real Cost Comparison
- Cost to Repipe a House (PEX vs Copper)
- Sewer Line Replacement Cost (Trenchless vs Traditional)
- Sump Pump & Drain Cleaning Costs
- Whole-House Generator Cost (Generac & Alternatives)
- Recessed Lighting, Ceiling Fan & Surge Protector Costs
Safety first: electrical and gas work is licensed-professional-only. Our guides cover costs and planning — never DIY instructions for safety-critical work.