Roofer

What a roofer does, and when it becomes your job

A roofer replaces or repairs the covering that sheds rain and snow, whatever that covering happens to be: asphalt shingle, standing seam metal, tile, slate, or a low slope membrane. The covering is only part of the job. A roofer also handles the flashing around chimneys, skylights and valleys, the fascia and soffit at the roof's edge, and the ventilation that keeps the attic from cooking in summer and sweating in winter. Most leaks start at a flashing joint or a nail hole, not in the middle of an open shingle field, so a roofer who only talks about shingles is only doing half the job.

You need one the moment there is an active leak, a soft or spongy spot underfoot in the attic, shingles that are curling, cracking or missing after wind, or granules collecting in the gutters, a sign the shingle surface is wearing through from the top down. It is also worth a call before you list a home for sale. Roof condition is one of the most common findings in a buyer's inspection, and it is cheaper to deal with on your own schedule than on theirs, at a price you negotiated rather than one forced by a deadline.

The most useful thing a good roofer does on the first visit is tell you whether you need a patch or a full replacement. A well placed repair can buy real years on an otherwise sound roof, and replacing the whole surface when a section would do is the single easiest way to overspend on this trade. In a cold climate, ask specifically about the ice and water barrier at eaves and valleys, the underlayment that stops meltwater from backing up under the shingles and into the ceiling below. It is a small line item relative to the rest of the job and exactly the kind of detail that is easy to skip when nobody but the roofer is watching.

How to choose one without paying for a roof you did not need

Look for a roofer who is locally established with a real address, not just a truck and a phone number, and ask for current proof of liability insurance and workers' compensation before anyone gets on your roof. Manufacturer certification for the specific material you are installing is worth asking about too, since it can extend the material warranty well past the standard baseline. Insist on someone actually walking the roof, or reviewing clear photos of every slope, rather than quoting from the driveway with binoculars. Get more than one itemized quote describing identical scope: full tear off or roofing over the existing layer, new underlayment, flashing work, ventilation, and debris disposal, so you are comparing the same job rather than just a bottom line.

• Storm chasers. After a bad storm, out of town crews often go door to door promising a free roof paid for by your insurance claim. They can be gone before the first hard winter finds a mistake in the work, and the warranty they left behind is worth exactly as much as their willingness to still answer the phone a few years later.
• A suspiciously low quote. Sometimes it is cheap because it skips the tear off, the ice and water barrier, or proper ventilation, all of which show up later as a callback or a shorter roof life. Ask what is excluded, not just what is included.
• No local references you can actually call. A roofer who has done real work nearby should be glad to give you a few, and it is worth the ten minutes to call one and ask how the crew behaved on site, not just how the roof turned out.

Ask about two different warranties, not one. The manufacturer's warranty covers the material; the roofer's own workmanship warranty covers the installation, and a roof can fail from installation error well inside a material warranty's window without that failure being covered at all. A roofer confident in their own work will offer a workmanship warranty without being pushed.

Rules on contractor registration and who is responsible for pulling the permit on a full reroof vary by state and town, so ask directly rather than assume, and get the answer in writing before work starts. It is also worth asking who is coordinating gutters if yours need attention too, since a fresh roof draining into a failing gutter just moves the water problem one step down.

What actually drives the price

Material is the single biggest lever. Asphalt shingle sits at the accessible end; metal, tile and slate cost meaningfully more to install but ask far less of you afterward, so the comparison is total cost over how long you plan to stay in the house, not the invoice alone. Roof complexity adds labor before material even enters the conversation: pitch, the number of valleys, and how many dormers, chimneys and skylights punch through the surface can make two roofs of identical size price very differently.

Tearing off the old layer versus roofing over it is another real fork. A tear off costs more up front, but it is the only way for the roofer to actually see the deck underneath and fix anything hiding there, rot, soft spots, old damage, before sealing it back up for years. Roofing over an existing layer is cheaper and faster, but it hides exactly the kind of problem that gets expensive later, and most codes only allow one layer over the original anyway. Disposal is its own quiet cost driver too: a roof carrying more than one existing layer means more material coming off and more hauling away, which shows up in the bill whether or not it shows up on the quote as its own line.

Storm damage adds a separate wrinkle. A legitimate wind or hail loss may be covered by insurance, but the adjuster's scope and a roofer's clear assessment do not always match, and it is worth getting your own roofer's opinion before accepting an insurer's number as the final word on what the job actually requires.

The most expensive version of this job is always the one that started small. A minor leak left alone for a long stretch eventually rots the deck, soaks the insulation, and stains the ceiling below, and by the time it is fixed the bill includes the roofer plus a carpenter plus whatever it damaged inside. Repairs caught early are reliably the cheapest path through this trade; deferral is what turns a roofing job into a renovation.