A roof replacement is one of the bigger projects you'll do to your home, and most homeowners have never been through one, so they don't know what's normal. Is all that noise okay? Do I need to leave? Why are they walking my whole yard with a magnet at the end? After 20 years of doing this across the Twin Cities, let me walk you through it so there are no surprises.
I'm Joe Dvorak. Here's exactly what a good roof replacement looks and feels like, start to finish.
The Short Answer
A typical replacement runs one to three days. Before the crew arrives, you'll move vehicles and clear a few things off your walls inside. On install day, expect an early start, a lot of noise, a crew moving fast, and your landscaping protected with tarps. When it's done, the crew hauls all debris, sweeps for nails with a magnet, and walks the finished roof with you. You can stay home the whole time.
Before the Crew Arrives — How to Prep
A little prep makes the day go smoothly:
- Move your vehicles out of the driveway and away from the house the night before or early that morning — crews need space for the dump trailer and material staging, and you don't want anything under the roofline.
- Clear a path and the perimeter. Move patio furniture, grills, and potted plants away from the house. We tarp and protect, but the fewer things in the work zone, the better.
- Take down fragile wall items inside. Tear-off vibration can rattle the house. Pictures and mirrors on the walls, especially on the top floor, are worth taking down for the day.
- Plan for pets and quiet. It's loud. If you've got pets that stress easily or you take calls from home, plan around the noisiest stretch (the morning tear-off).
- Know where the crew will access power and dump debris, so nothing catches you off guard.
On Install Day
Early start. Roofing crews start early, especially in summer heat. Don't be surprised by activity at 7 a.m.
Setup and protection. Before anything comes off the roof, the crew tarps your landscaping, sets up the dump trailer, and stages materials. A clean, careful setup is one of the first signs you hired the right crew.
Tear-off (the loud part). The old shingles come off down to the deck. This is the noisiest, most dramatic stretch — pounding, scraping, debris sliding into the trailer. It's supposed to sound like that.
Deck inspection. With the old roof off, the crew checks the wood deck and replaces any rotten or soft sections. This is the step you're really paying for — fixing what was hidden.
New roof goes on. Ice-and-water shield at the eaves and valleys, synthetic underlayment, new flashing at every penetration, shingles, and proper ridge ventilation.
Cleanup. This is where good contractors separate themselves. Debris hauled, gutters cleared, and a magnetic sweep of the yard, driveway, and landscaping beds to pull stray nails. You should not be finding nails weeks later.
After It's Done
A good crew finishes by walking the job with you — showing you the new flashing, the ventilation, and the cleanup, and going over your warranty paperwork. You'll get your manufacturer warranty on the materials and a workmanship warranty on the installation. Hang onto that paperwork; it matters if you ever sell, and it's your record of who stands behind the work. (Ours is a lifetime workmanship warranty for as long as you own the home.)
Joe's Note
The two moments that tell you everything about a roofing crew both happen on the edges of the job: the setup and the cleanup. Anybody can nail down shingles. The crews that tarp your hostas before they tear off, and walk your yard with a magnet twice before they leave, are the ones who treat your house like it matters. When you're checking references, don't just ask "was the roof good?" Ask "what did your yard look like when they left?"
Frequently Asked Questions
Do I need to be home during a roof replacement?
No. You can be home or away — the work is all on the exterior. Many people stay home and just plan around the noisiest morning hours. If you do leave, make sure the crew has access to power and a clear work zone, and that your vehicles are moved.
How messy is a roof replacement?
It's a big job, but a good crew keeps the mess contained — landscaping tarped, debris going straight into a dump trailer, and a magnetic nail sweep at the end. Done right, your yard should look essentially the same when they leave, minus the old roof.
How loud is a roof replacement?
Loud, especially during tear-off — pounding, scraping, and debris sliding off the roof. It's most intense in the first few hours and eases as the new roof goes on. If you work from home or have noise-sensitive pets, plan around the morning.
What should I do to prepare for a roof replacement?
Move vehicles away from the house, clear patio furniture and potted plants from the perimeter, take fragile items off your walls (especially upstairs), and plan for pets and any quiet you need during the day. Confirm crew access to power and where they'll stage materials and debris.
Will roofing nails end up in my yard?
A few can fall during the work, which is exactly why a proper crew finishes with a magnetic sweep of the yard, driveway, and beds — often twice. If a contractor doesn't mention nail cleanup, ask about it directly. You shouldn't be finding nails weeks after the job.
What happens if they find rotten wood under my old roof?
It gets replaced before the new roof goes on — that's the right move, since roofing over rot just hides a growing problem. Deck repair is the most common reason a quote changes once the old roof is off, so a good contractor will explain how they handle and price any decking that needs replacing — part of your overall roof replacement cost.
Know Exactly What You're Getting
Before your project, I'll walk you through the whole process, the schedule, and a line-by-line written quote — so nothing on install day is a surprise. Modern Exterior Systems serves Eden Prairie, Minneapolis, and 90+ Twin Cities communities with a lifetime workmanship warranty and no high-pressure sales. Call 952-206-6339 or request your free estimate online.
Modern Exterior Systems is a women-owned, family-operated roofing and exterior contractor based in Eden Prairie, MN, serving the Twin Cities metro. Owner Joe Dvorak brings 20+ years of hands-on construction experience, CertainTeed ShingleMaster, Malarkey Emerald Pro, and Atlas Pro+ Silver Select certifications, and a LIFETIME workmanship warranty to every residential project. BBB Accredited with an A+ rating.
