PEX vs. Copper Repipe: Which Is Better for La Mirada Homes?
Quick Answer
PEX is cheaper, faster to install, and freeze-resistant. Copper lasts longer (50+ years) and adds resale value. Both are code-approved in La Mirada. PEX wins on price, copper wins on max longevity.
If you're getting your house repiped, the first decision is: PEX or copper? Here's the honest comparison.
| PEX | Copper | |
|---|---|---|
| Cost (avg 3-bed home) | $5,995 to $9,995 | $8,495 to $14,995 |
| Lifespan | 40-50 years | 50+ years |
| Install time | 2-3 days | 3-5 days |
| Freeze resistance | Excellent (flexes) | Cracks if frozen |
| Water taste | Neutral | Slightly metallic at first |
| Resale appeal | Standard | Premium |
| Slab-friendly? | Yes (one continuous run) | Yes but more joints |
When to pick PEX
- You want the most affordable repipe
- You're staying in the home long-term but not selling soon
- You've had freeze-burst pipes before (rare in La Mirada, but possible)
When to pick copper
- You're upgrading for resale
- You want max longevity
- You prefer the look of exposed copper in basements/utility rooms
What we install most often in La Mirada
About 70% of our repipes in La Mirada are PEX. The cost difference is significant ($2,000-$5,000) and PEX is now standard in new construction across California.