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How Long Does a Roof Replacement Take? (Spoiler: Just One Day!)

One of the most common questions we hear from Connecticut homeowners is: “How long does a roof replacement take?” The answer might surprise you: most full roof replacements are completed in just one day. At All Site Builders, as a licensed Owens Corning Preferred Contractor, we’ve perfected a streamlined, efficient process that minimizes disruption while maximizing quality. From tear-off to final cleanup, our team works with military precision — so you’re not left with an exposed roof overnight. In this guide, you’ll learn exactly what affects timing, why one day is possible (and safe), and how we ensure every job meets GAF and Owens Corning installation standards — without cutting corners.

One-day roof replacement in Connecticut — from tear-off to finish in 24 hours

Why “One Day” Is Possible (And Safe)

To be honest, many people assume a roof replacement takes a week — and with some contractors, it does.
But with a well-trained crew, proper planning, and premium materials, a full roof can be replaced safely and thoroughly in 6–10 hours.
Here’s why:

  • Same-day tear-off and install: We never leave your decking exposed overnight.
  • Pre-scheduled materials: Owens Corning Duration shingles arrive the day before.
  • Dedicated crew: 6–8 professionals work in synchronized teams (tear-off, underlayment, shingling, cleanup).
  • Weather monitoring: We only schedule when 48-hour dry forecast is confirmed.

 

🔗 See how we do it: Our Roof Replacement Process

What Affects Roof Replacement Time?

While most roofs are done in one day, these factors can extend the timeline:

 

1. Roof Size & Complexity

A simple 1,500 sq. ft. ranch? One day.
A 3,000 sq. ft. colonial with multiple valleys, dormers, and skylights? Possibly two days.
But we always provide an accurate estimate before signing.

 

2. Weather Conditions

We never install shingles in rain, high wind, or below 40°F. If rain moves in, we secure the roof with tarps and resume immediately after.

 

3. Decking Repairs

If we find rotted decking during tear-off (common after ice dams), we replace it on-site — which adds a few hours, not days.

 

4. Material Availability

Because we’re an Owens Corning Preferred Contractor, we get priority access to Duration Shingles — no waiting weeks for delivery.

Why Speed Matters for Your Home

Leaving a roof torn off for multiple days isn’t just inconvenient — it’s risky.

 
  • Overnight exposure invites water damage, even from dew.
  • Extended construction increases noise, dust, and disruption for your family.
  • Delays can void manufacturer warranties if underlayment isn’t sealed quickly.
 

That’s why we commit to same-day completion whenever possible. Your home deserves to be fully protected — from sunrise to sunset.

 

🔗 Worried about timing? Schedule your free consultation and get a clear timeline upfront.

“In 2024, we replaced 127 roofs in Cheshire, Wallingford, and Southington — 92% in one day,” says Dave, Owner of All Site Builders. “Speed doesn’t mean rushed — it means experienced.”

The All Site Builders One-Day Guarantee

We don’t just promise speed — we guarantee it.

Our one-day process includes:

  • Morning: Full tear-off, debris removal, decking inspection
  • Midday: Ice & water shield, underlayment, ventilation check
  • Afternoon: Precise shingle installation, flashing, ridge cap
  • Evening: Nail sweep, final cleanup, walk-through with you

And because we’re Owens Corning Preferred Contractors, every install meets factory specifications — so your Lifetime Limited Warranty stays valid.

No corners cut. No shortcuts. Just fast, flawless protection.

🔗 For official installation standards, see the Owens Corning Professional Roofing Guide

Final Thoughts: Fast, But Never Rushed

A roof replacement shouldn’t take over your life. With All Site Builders, it doesn’t.
We combine decades of Connecticut experience with modern logistics to deliver quality roofing in just one day — so you can get back to what matters most.

📞 Call us now: 203-980-0698 or 860-301-6750

📧 Or request your free roof inspection — and ask about our one-day replacement guarantee.

Your roof. One day. Done right.

Protect Your Home Today

With Expert Roofing & Exterior Services from All Site Builders

Licensed Owens Corning Preferred & GAF Certified Plus Roofing Contractor — Proudly Serving All of Connecticut Since 2005.

Contact Us Today