Peak Windows
Residential · Whole-Home · Energy Efficient

Window replacement from $599 per window installed.

Lifetime warranty included. USA-made in Cache Valley, Utah. Built for Northern Utah's climate swings — extreme cold, intense UV, dry summers. Free estimates often within a day.

Lifetime WarrantyUSA-MadeCardinal GlassTax-Credit EligibleHeroes Discount
Hero Discount
Military, first responders, and educators save on every install.
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Often available within a day · No-pressure pricing

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Why Replace Now

Old windows cost more than they should every winter.

01
Heating bill creep
Single-pane and worn-out double-pane windows leak air constantly. The cost shows up on every Rocky Mountain Power statement.
02
UV-faded interiors
Low-E coatings on modern windows block 85%+ of UV — protecting your hardwood, furniture, and art from the bleaching that's already happened.
03
Comfort and resale
New windows show up in resale appraisals — and they make rooms next to old windows actually livable in February.
Three Product Tiers

Same lifetime warranty. Different performance levels.

Good
Plus Series
$599
per window installed
  • 85% UV protection
  • Tinted Low-E 270 glass
  • Argon-filled
  • UV .29 / SHGC .3
  • Lifetime warranty
  • Screens included
  • Tax credit rebate eligible
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Most Popular
Better
Sun Pro Series
Best Value
most popular
  • Higher SHGC for solar gain
  • Energy Star certified
  • Improved sound dampening
  • Tax credit rebate eligible
  • Lifetime warranty
  • Cardinal Full Life seal warranty
  • Multiple frame colors
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Best
Arctic Series
Premium
maximum performance
  • Maximum thermal performance
  • Triple-pane available
  • Best-in-class energy ratings
  • Premium hardware
  • Sound rating up to STC 35
  • Lifetime warranty
  • Cardinal Full Life seal warranty
Get pricing →
From Quote to Install

Simple. Direct. No high-pressure sales.

01
Free Estimate
Often available within a day. No obligation, no pressure pitch.
02
Pick Your Tier
Plus, Sun Pro, or Arctic. Same warranty, different performance.
03
Manufacturing
Every window made to your specs in our Cache Valley facility.
04
Install Day
Most homes done in 1–2 days. Lifetime warranty starts immediately.
Common questions

Frequently asked.

How much does window replacement cost?

Our entry-tier Plus Series starts at $599 per window installed, including a lifetime warranty. Pricing varies by window size, style, and product tier. Free estimates available — typically within a day.

How long does a typical home window replacement take?

For a whole-home replacement, most projects complete in 1-2 install days depending on window count. Single-room or partial replacements are usually completed in a single day.

Do you offer financing for window replacement?

Yes. We work with multiple financing partners to offer payment plans for whole-home window replacement. Details available during your free estimate.

Are your windows tax credit eligible?

Many of our energy-efficient windows qualify for federal energy efficiency tax credits. We can help you confirm eligibility during your estimate based on the products you choose.

Ready for new windows? Free estimate within a day.

From $599 per window installed. Lifetime warranty included. USA-made in Cache Valley.

Get my free estimateCall (435) 239-3512
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