Las Vegas homes built before the 1990s in Downtown Las Vegas, Sunrise Manor, and parts of Spring Valley often still carry galvanized steel that corrodes from decades of mineral-heavy water. A whole-house repipe swaps those lines for PEX or copper run through attics and crawl spaces, which stay accessible in most single-story ranch houses common across Clark County. Summer heat can expand older pipes and accelerate joint failures, so crews schedule work early in the morning and protect new runs from direct sun exposure in attics.
Newer tracts in Summerlin, Centennial Hills, and Enterprise sometimes need repipes after builder-grade polybutylene or early PEX fails under constant 110-degree attic temperatures. The job requires shutting off the main at the meter, then fishing lines through existing walls without disturbing tile roofs that dominate the area. Homeowners in The Strip corridor or Arts District condos face tighter access and shared walls, so routes often run through exterior soffits to avoid common-area disruption.
Repiping also lets crews add shutoff valves at every fixture and upgrade to 3/4-inch mains where original half-inch lines restrict flow in larger homes near Red Rock Canyon or Lone Mountain. Clark County inspectors check for proper support spacing and expansion loops on long attic runs, especially where temperatures swing from 40 degrees at night to over 100 during the day. Finished work leaves only small access holes that are patched and textured to match existing drywall.
Technician insight
In Las Vegas the thing that catches most people out with whole-house repipe is the attic heat. Older homes in Sunrise Manor and Spring Valley have galvanized lines that last until the first 115-degree summer, then joints start weeping. Homeowners wait until water stains show on ceilings instead of checking the meter for unexplained usage spikes.
Spring Valley Ranch Home
Galvanized lines in a 1978 single-story home near Rainbow and Flamingo began leaking at multiple elbows. We mapped the runs through the attic, pulled the old steel, and ran new PEX with shutoffs at every fixture. The family regained full water pressure without opening any interior walls.
Whole-House Repipe Services We Offer
✓PEX Whole-House Repipe
Replaces galvanized or polybutylene lines with flexible PEX suited to Las Vegas attic heat and seismic movement common in Clark County.
✓Copper Whole-House Repipe
Installs rigid copper supply lines for homeowners who prefer traditional material in high-value Summerlin and Centennial Hills properties.
✓Galvanized Pipe Removal
Removes failing galvanized steel from pre-1980 homes in Downtown Las Vegas, Sunrise Manor, and Spring Valley before leaks appear.
✓Polybutylene Line Replacement
Targets 1980s–1990s builder polybutylene still found in Enterprise and North Las Vegas subdivisions prone to sudden joint failures.
✓Crawlspace and Attic Repipe
Routes new lines through accessible crawl spaces and attics typical of Las Vegas ranch homes without opening finished ceilings.
Whole-House Repipe Cost in Las Vegas, NV
| Service | Typical Range | What Affects It |
|---|---|---|
| PEX Repipe, 1,200–1,800 sq ft home | $4,800–$7,200 | Price rises with two-story layouts or limited attic access in older Downtown homes. |
| Copper Repipe, same size range | $6,500–$9,500 | Higher material cost; common request in Summerlin and near the Sphere. |
| Additional fixture shutoffs | $75–$150 each | Added during the same job at minimal extra labor. |
Ranges are typical for Las Vegas, NV and confirmed with an exact written quote before any work starts.
How it works
- 1
Site Assessment
Walk the home in neighborhoods like Summerlin or Spring Valley to map existing galvanized runs and note attic access points.
- 2
Material Selection
Choose PEX or copper based on home age, roof type, and owner preference for heat exposure in Clark County.
- 3
Water Shutoff And Removal
Isolate the main at the meter, then pull old lines through walls and attics while protecting tile roofs.
- 4
New Line Installation
Fish and secure new supply lines with proper supports and expansion loops for desert temperature swings.
- 5
Pressure Test And Finish
Pressurize the system, patch access points, and restore drywall texture to match existing finishes.
Pricing
Most whole-house repipes in Las Vegas fall between $4,800 and $9,500 depending on home size and pipe material.