Energy-Efficient Window Replacement in Salt Lake City, UT

Your complete guide to Utah energy codes, climate zone requirements, and window installation

Quick Facts: Salt Lake City Window Replacement

Average Costs

  • • Full installation: $400-1,100 per window
  • • Double-pane: $350-700
  • • Typical time: 1-3 weeks (weather dependent)

Energy Requirements

  • • Climate zone: IECC Zone 5B (Cold-Dry)
  • • U-factor: U-0.32 or lower for residential windows
  • 35+ NFRC-certified installers

Salt Lake City's Cold Semi-Arid Climate & Energy Needs

Summer Average

90°F (32°C)

Winter Average

30°F (-1°C)

Heating Days

6,000

Cooling Days

1,200

Climate Zone: IECC IECC Zone 5B (Cold-Dry)

Climate Challenges for Windows

  • Cold winters require high R-value windows
  • Heating costs drive need for insulation
  • Condensation issues in winter
  • Freeze/thaw cycles stress seals
  • High altitude increases UV exposure
  • Temperature swings from mountain weather

Utah Energy Code Requirements

Energy Code

Utah adopts IECC 2018

U-Factor Requirement

Windows must meet U-0.32 or lower for residential windows maximum. Lower is better for insulation.

Solar Heat Gain (SHGC)

No specific SHGC requirement (cold climate) to reduce cooling costs.

Permits

Utah requires building permits for window replacement. Installer should handle permits and inspections.

Frequently Asked Questions

How much does window replacement cost in Salt Lake City?

Full installation: $400-1,100 per window per window. Double-pane glass: $350-700. Pricing depends on size, type, and energy ratings required by IECC Zone 5B (Cold-Dry).

What are common window problems in Salt Lake City?

  • Condensation and frost between panes in winter
  • Seal failure from temperature extremes
  • Ice damming affecting window frames
  • Thermal stress cracks from rapid temp changes

Should I choose double-pane or triple-pane?

Triple-pane recommended for Salt Lake City's cold climate (6000 heating days). Cuts heating costs 20-30%.

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