Fine Roofing and Siding · Est. MMXXIII · St. Johns, Michigan
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Farmhouse in gray lap siding with a navy shake gable, a new dark architectural shingle roof and dormer, and metal roofs over the sunroom and front porch
Roofing

Builder-grade shingles, and what happens when they reach the end

A Anchor Siding LLC · October 2026 · 7 min read
The short version

A lot of Holt houses still carry the first roof the builder put on, and many of those roofs are now old enough to show it. Builder roofs tend to go on quickly, with the most affordable shingle on the spec sheet. When they start shedding granules and curling, homeowners face a full installation, often with a door knocker’s proposal already sitting on the kitchen table. This post walks through what an honest shingle installation should include, how to read that proposal line by line, and why a second opinion costs you nothing but an afternoon.

Signs a builder-grade roof is wearing out

A builder-grade three-tab or entry-level architectural shingle usually tells you it is done before it starts leaking. Granules collect in the gutters and at the bottom of the downspouts. Tabs curl at the corners or cup in the middle, and on the south and west slopes, the ones that take the hardest afternoon sun, the shingles look brittle and faded next to the shaded side.

Wind gives it away too. Shingles that have lost their seal strip lift in a strong gust, and after a windy night you may find a few in the yard. One or two missing shingles on a younger roof is a repair. Missing shingles on a roof that is also curling and bald in patches is a roof running out of seasons.

From the ground, binoculars help. From the roof, we look at the nail line, the seal strip and the condition of the mat itself. That tells us whether you are looking at a few more winters or a roof that should come off this year, and we tell you which.

What a full shingle installation should include

A real installation starts by tearing off down to the deck. Laying new shingles over old hides whatever is underneath, adds weight, and means nobody ever looks at the wood. With the old roof off, we walk the deck and replace decking only where it is actually soft. A proposal that calls for a full redeck sight unseen deserves a question.

Next comes ice and water barrier at the eaves, where ice dams back water up under the shingles every Michigan winter, and in the valleys, where two slopes pour into one line. The rest of the deck gets synthetic underlayment. Then new drip edge, new flashing at walls and chimneys in place of reused bent metal, and the shingles themselves, fastened to the manufacturer’s nailing pattern.

We are CertainTeed certified and build to their spec on the details that decide how long the roof lasts. Ventilation is treated as part of the roof, and the yard is cleared of nails before anybody leaves. The full process is on our shingle roof installation page for Holt.

White vinyl-sided farmhouse with a fresh dark shingle roof over the main house and porch, an addition still in white house wrap and open fields behind
A fresh dark shingle roof over the main house and porch on one of our mid-Michigan jobs, with the addition still in wrap.

Reading a door knocker’s replacement proposal

After a hailstorm, Holt fills up with pickup trucks and clipboards. Some of those crews are honest and some are not, and a homeowner who has never bought a roof has no easy way to tell a fair proposal from a padded one.

Start with the line items. Does it say tear-off to the deck, or does it leave room for an overlay? Does it name the underlayment and say where the ice and water barrier goes, or just say underlayment? Is the flashing new or reused? Is ventilation mentioned anywhere? A vague scope leaves room for corners to be cut after you sign.

Then look at how the claim is framed. If the proposal assumes your insurer will pay for the whole roof, ask who documented the damage and how. An adjuster can tell hail bruising from a worn mat, and will want photographs proving which one you have. A builder-grade roof that has simply aged out is not storm damage, however it gets described on the front step.

A worn-out roof and a storm-damaged roof can look alike from the driveway. They are not the same claim.

Why a second opinion is worth an afternoon

We give second opinions on Holt roofs at no charge and with no obligation, and a fair share of our calls start exactly that way. We get on the roof, photograph what we find, and go through the pictures with you at the kitchen table.

Sometimes we agree with the other proposal, and we will say so. Sometimes the roof has a few good years left and needs a handful of repairs and new pipe boots. Sometimes it does need replacing, but the scope you were handed skipped the ice and water barrier or quietly planned to reuse the old flashing.

Whatever we find, you get it in writing: what is wrong, what fixes it, and a fair price for that work. If you choose another contractor, you are still better off, because you now know what a complete scope should say. If you choose us, the people who inspected your roof are the people who install it, because we never subcontract.

Ventilation, cleanup and the parts nobody photographs

The best-looking shingles fail early over a hot, damp attic. Builder roofs often went on with whatever vents were cheapest, and a new installation is the right time to set that straight. We check intake at the soffits and exhaust at the ridge, and we set the system up so air actually moves through the attic. The vent side of the job has its own write-up on our roof ventilation page for Holt.

Cleanup is the piece people remember. A tear-off throws nails and shingle scraps off every edge, and some always land in the grass or the driveway. We tarp the beds and shrubs, keep the dumpster close, and run magnetic sweepers over the yard and drive before anyone packs up.

Last comes the walkthrough. We go over the roof with you, show you the photos from the deck and flashing stages, and leave you with the warranty paperwork. If something bothers you later, you call the same crew that did the work.

Questions about replacing a builder-grade roof

How many winters should a new shingle roof give us?

It depends on the shingle, the installation and the attic under it. A builder-grade shingle over a poorly vented attic wears out much sooner than a better shingle installed to spec with balanced ventilation. Freeze and thaw shorten every roof here. We would rather look at yours and tell you honestly where it stands than quote a number off a brochure.

Should I let the door knocker file my insurance claim?

Be careful. A contractor can help document damage, but you should see the photos and understand what was found before anything gets filed. If the roof is simply old, the claim will probably be denied, and that denial stays in your policy history. We will tell you plainly whether filing is worth it, even when the answer is no.

Do you replace all the decking?

Only what needs it. Once the old shingles are off, we walk the deck and replace boards that are soft, rotted or delaminated. Sound decking stays where it is. Your written scope explains how we handle any soft wood we find, so there is no surprise at the end and nothing shows up on the bill that was not discussed first.

Certified installers, CertainTeed · LP SmartSide · James Hardie · Lomanco, licensed & insured

Holding a replacement proposal and not sure what to make of it? Call (989) 900-0018 for a free roof look, or send us a note with a time that works. We will tell you what your roof actually needs, and nothing more.

A roof installed to spec, down to the last nail picked up

CertainTeed certified, our own crew from tear-off to walkthrough, and a second opinion that costs you nothing.

(989) 900-0018 Or send us a note about your roof →