Long Island home with a completed asphalt shingle roof replacement
Roofing

Roof Replacement on Long Island, NY

Every layer of the job written down before anyone climbs a ladder, so you can compare our proposal to anyone else’s line by line.

Free inspection and written scope Serving Long Island, NY Emergency response available

A roof replacement is not a product you buy, it is a sequence of decisions that either get made properly or get skipped quietly. Here is every one of them, so that when you read our proposal, or anyone else's, you know exactly what you are looking at.

What is actually in a roof replacement

When two contractors quote the same Long Island house and the numbers are $13,600 apart, it is almost never because one of them is gouging you. It is because they are selling two different jobs and calling both of them "a new roof." These are the layers, in the order they go on. Every one of them is a line in our written scope.

Layer What it does Where quotes quietly differ
Tear-off Everything comes off down to the wood deck. A layover leaves the old shingles on. It is cheaper today, it hides rot, it voids some manufacturer warranties, and it makes the next roof more expensive.
Deck inspection and repair Rotten or delaminated plywood gets replaced before anything goes over it. Nobody knows how many sheets are bad until the tear-off. An honest quote prices it per sheet up front so it is not a surprise invoice later.
Drip edge Metal at the eaves and rakes that sends water into the gutter instead of behind it. Frequently left off entirely, or the old one is reused.
Ice and water shield Self-adhering membrane at the eaves, in valleys, and around penetrations. It is what stops an ice dam from pushing water backwards under the shingles. How far up from the eave it runs. On Long Island this matters, and a minimum-spec job runs a single course where two is the safer call.
Underlayment Synthetic underlayment over the rest of the deck as a secondary water barrier. Felt versus synthetic, and whether the whole deck is covered.
Flashing New step flashing at sidewalls, counter flashing at the chimney, and boots at every pipe. This is the big one. Reusing old flashing is the single most common shortcut, and flashing failure is where most "new" roofs start leaking.
Shingles or panels The part you actually see. Three-tab versus architectural, and which line within a brand. This is the difference people focus on and it usually matters least.
Ventilation Ridge vent out, clear soffit vents in, so the attic breathes. A roof with no intake air cooks its own shingles from underneath and builds ice dams in winter. Often not addressed at all.
Cleanup, disposal and permit Dumpster, magnet sweep, and the Suffolk County filing. Included in the number, or added afterwards.

Take this table to the other quotes too

We mean that literally. Print it, sit down with whatever proposals you have, and find each line. If a quote does not mention flashing, ventilation or a decking contingency, you have found the gap that explains the price difference. We would rather you hire us because you understood the comparison than because ours arrived first.

Is it actually time to replace, or will a repair do

Plenty of roofs get replaced years before they needed to be, and plenty get patched long past the point where patching is throwing money at it. The honest test is not age alone. It is whether the failures are local or systemic.

A repair is usually the right call when the problem traces to one identifiable place: a lifted section after a windstorm, a cracked pipe boot, failed flashing at one chimney, a few shingles off a single slope. The rest of the roof is intact, the granules are still on the shingles, and the deck is sound. Our roof repair page walks through what that work involves.

Replacement is the right call when you are seeing more than one of these:

  • Granules collecting in the gutters and bald patches on the shingles, which is the shingle's weatherproofing literally washing away.
  • Curling, cupping or clawing across whole slopes, not just at one edge.
  • Two or more leaks in different areas, or a leak that comes back after being repaired.
  • Any sag or soft spot underfoot, which means the deck itself is compromised.
  • Daylight visible through the roof boards from inside the attic.
  • A roof that is already carrying two layers of shingles. There is no third layover.
  • Repeated ice dams every winter, which is usually a ventilation and insulation problem that a replacement is the natural moment to fix.

If you are not sure which side of that line you are on, that is exactly what the free roof inspection is for. You get photographs of your own roof and a written condition report, including the answer "this has several good years left" when that is what we find.

What Long Island specifically does to a roof

Roofing advice written for the national average does not describe this island. Four things here shorten a roof's life faster than the shingle warranty assumes.

Nor'easters and sustained coastal wind

It is not the peak gust that lifts a roof, it is hours of sustained wind driving rain sideways at the edges. Perimeter detailing, starter strip properly adhered along the eaves and rakes, and correct nailing pattern are what hold a roof down in that. This is also why we do not skip drip edge.

Salt air

Closer to the water, salt attacks fasteners, flashing and any exposed metal faster than inland. Material choices that are fine in Nassau's interior are not always the right call in West Hampton or Wading River.

Freeze and thaw, and ice dams

Long Island winters cycle above and below freezing repeatedly rather than staying frozen. Meltwater runs down a warm roof, refreezes at the cold eave, and backs up under the shingles. Ice and water shield stops the water. Balanced attic ventilation stops the dam from forming in the first place. A roof that gets new shingles but no ventilation work will do the same thing next January.

Summer humidity and attic heat

An unvented attic in August runs far hotter than the outside air and bakes the shingles from below, aging them years faster than the sun alone would. It also drives your cooling bill up. Ridge vent plus clear, unblocked soffit intake is not an upsell, it is what makes the shingle warranty mean something.

What actually drives the number

We will not quote a roof over the phone, because anyone who does is guessing. But you should know what moves the price before anyone gives you one.

  • Size, measured in squares. One square is 100 square feet of roof surface. A typical Long Island ranch might be 18 to 25 squares. This is the single biggest factor.
  • Pitch and access. A steep roof needs staging and slows everything down. A house you cannot get a dumpster close to costs more in labor.
  • Layers coming off. Two layers is roughly twice the tear-off labor and twice the disposal.
  • Decking condition. Priced per sheet, and unknowable until the old roof is off. It should appear as a contingency rate in the proposal, not a blank.
  • Complexity. Valleys, dormers, skylights, chimneys, and every pipe penetration are each a detail that has to be flashed correctly.
  • System. Architectural asphalt, a premium designer shingle, standing seam metal, or a low-slope membrane on a flat section. These are genuinely different price tiers.
  • Skylights and solar. Both should be dealt with while the roof is open. Re-flashing an old skylight into a new roof is a false economy, and solar panels have to come off and go back on.

Our roof replacement cost guide for Long Island puts typical market ranges against each of those factors so you can sanity check any proposal you are holding, ours included.

Which system goes on your house

How the job runs

Most roof replacements are done in one to two days, depending on the size of the home and the system. You get a specific timeline in the written proposal rather than an estimate on the phone.

  1. Protect the property

    Tarps over landscaping, plywood against siding and windows, the dumpster positioned to keep traffic off the lawn.

  2. Tear off and inspect

    Old roof comes off, deck gets walked and inspected. If sheets need replacing we show you before we cover them, not after.

  3. Dry in and detail

    Ice and water shield, underlayment, drip edge, new flashing at every wall, chimney and penetration. We never open more roof than we can dry in the same day.

  4. Finish, vent, sweep and walk it

    Shingles, ridge vent, full magnet sweep of the property, then we walk the job with you before final payment and hand over the warranty paperwork.

Exposed plywood roof decking inspected during a tear-off on a Long Island home
The deck, after tear-off and before anything goes back on. This is the moment a roof is either done properly or covered up.

Permits, warranties and final payment

Most full roof replacements in Suffolk County require a permit, and we handle the filing as part of the job. The permit appears as a line in your scope so it is not a surprise later.

You get a workmanship warranty from us plus the manufacturer's product warranty on the materials, and the paperwork is physically handed to you at the final walkthrough rather than promised and forgotten.

On that walkthrough: we encourage you to actually inspect the work before you release final payment. Homeowners routinely tell us they feel unqualified to judge a roof they just paid for, so we wrote down exactly what to look for. Use it on us.

While the roof is open, look at the rest of the exterior

If the roof is at end of life, the original windows and the siding usually are too, and staging is already up. Running the roof, the siding and the windows as one coordinated job means one schedule, one crew standard, and one company that owns the seam where the siding meets the roof. That seam is where coastal wind drives water into a wall, and it is the joint nobody wants to own when two different contractors did the work.

Roof replacement questions we get constantly

How long does a roof replacement take?

Most are one to two days, depending on the size of the home and the system you choose. A larger or more complex roof, or one that needs significant decking replaced, can run longer. Your written proposal gives you a specific timeline rather than a range.

Do I have to move out, or be home?

You do not have to move out and you do not have to be home. It is loud, so people with young children or anyone working from home often plan around it. We do ask that cars are out of the driveway and that you let us know about anything fragile hanging on interior walls, because tear-off vibration travels.

What if it rains partway through?

We never open more roof than we can dry in before the crew leaves, and exposed sections get covered. Rain is the normal condition on Long Island in spring and fall, so the schedule is built around it rather than surprised by it.

Can you just go over my existing shingles?

In some cases it is physically possible, and we will tell you honestly when it is. We do not recommend it. A layover hides whatever the deck is doing underneath, adds weight, traps heat which shortens the new shingles' life, can void manufacturer warranties, and makes the next tear-off cost more. If a quote is much cheaper than the others, check whether this is why.

How much decking will need replacing?

Nobody can know until the old roof is off, and any contractor who quotes a firm number beforehand is guessing. What we can do is give you a per-sheet price in the proposal so that if we find rot, you already know the cost and there is no renegotiation on the driveway.

Will my new roof lower my energy bills?

The shingles themselves make a modest difference. The ventilation and insulation work done at the same time makes a real one, because an attic that breathes runs far closer to outside temperature in August. A replacement is the natural moment to fix intake and exhaust, and it is a much smaller job then than it is later.

Do you handle insurance claims for storm damage?

We document what we find with photographs and provide a written scope your adjuster can work from. We do not negotiate your claim for you, and we would be cautious about anyone who offers to. Our storm damage page explains how the process usually runs on Long Island.

Is financing available?

Yes. Flexible financing options are available so a necessary roof does not have to wait for a good month. We go through what is available when we present the proposal.

In their words

Real reviews from Long Island homeowners

These are the reviews our customers left on Google. There are nine of them, we publish all nine, and we do not post a star rating we cannot verify.

Frank was excellent to deal with. I am doing my roof, siding and windows. We went through all the materials being used in great detail. He provided samples so I can see, touch and feel them for myself. He was not pushy or aggressive to sell me this job.

Glenda Pome
Verified Google review

I would like to give a huge shout out to Coast 2 Coast Roofing & Exteriors! They did such an AMAZING job on our home. Please see our before and after pictures of our vinyl siding. They also did outdoor lighting and some home improvements. This company was reasonable, reliable, knowledgeable, efficient, clean and organized, and most of all great customer service! I highly recommend this company

Michele Kern
Verified Google review

They are courteous and professional and they get the job in the time they tell you that they are gonna get done. Overall, very satisfied with my window installation and porch renovation!

James Leung
Verified Google review

Not sure what your roof actually needs?

Start with the free inspection. You will get photos of what we found and a written scope you can read line by line, whether or not you hire us.

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