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How Long Do Impact Windows Take? From Measure to Final Inspection

Measure, engineering, permit, manufacturer lead time, install and inspection, honest expectations.

By Roshy Rajan · Updated November 9, 2026

From signed contract to final inspection, most impact window projects in Broward take roughly two to four months. The installation itself is usually only one to three days; most of the time goes into engineering, permitting and manufacturing the windows to your exact sizes.

Typical timeline

See also:Impact window FAQ →
StageTypical timeWhat happens
Final measure1 visitEvery opening measured precisely
Engineering1–2 weeksDesign pressures calculated per opening
Permit2–6 weeksDepends on your city or the county
Manufacturing4–10 weeksCustom-built to size; varies by manufacturer
Installation1–3 daysMost homes; larger homes longer
Final inspection1 visitScheduled by us after install
Windows are built to measured sizes, that\u2019s where most of the wait comes from.
Windows are built to measured sizes, that’s where most of the wait comes from.
Get a written timeline
Your schedule in writing at signing, updated at permit and shipping.
Request an impact window quote

What can speed it up

  • Getting HOA or condo approval early
  • Choosing in-stock frame colors and glass
  • Clear access to openings on install day

We give you a written timeline at signing and update it when the permit is issued and the windows ship.

Why manufacturing takes the longest

Impact windows are built to the exact measured size of each opening, with laminated glass and frames assembled for your project. Lead times vary by manufacturer, product line and frame color, and can change with seasonal demand.

What happens on install day

  1. Furniture moved back from openings and floors protected
  2. Old windows removed one opening at a time
  3. Openings prepared and sealed
  4. New units anchored per the product approval
  5. Interior and exterior finished; debris removed

Your home is never left open overnight, each opening is closed before the crew moves to the next.

Inspections

Depending on the jurisdiction, there may be an in-progress inspection and a final. We schedule them and let you know if the inspector needs access to the interior.

Planning around hurricane season

Because the full process can take months, signing in the off-season gives the best chance of having new windows in before peak storm months. If your timeline runs into hurricane season, keep your existing shutters ready until the install is complete.

Frequently asked questions

How long does it take to install impact windows in a house?

Installation usually takes one to three days. The full process from contract to final is typically two to four months.

Why does the permit take so long?

Building departments review the product approvals and engineering before issuing. Timing varies by city.

Can I stay home during installation?

Yes. We work one opening at a time.

Do you install in hurricane season?

Yes, weather permitting.

About the author

Roshy Rajan has worked in Broward County real estate and construction since 2006. He founded SafeTech Roofing and Windows (SafeTech Builders Inc.) after a hurricane left a friend with roof and window damage and the referrals kept coming. Florida Certified General Contractor CGC1537934 · Certified Roofing Contractor CCC1336954 · BBB Accredited.

Licensed and insured. Florida CGC1537934 · CCC1336954.

Get a written timeline

Your schedule in writing at signing, updated at permit and shipping.

Request an impact window quote Call (954) 665-3231