What Warranties Should You Expect With a New Roof in Massachusetts?

A new roof is one of the largest single purchases most homeowners make, and the warranty is the part almost nobody reads until something goes wrong. By then the questions get expensive. Does the coverage include labor or only shingles? Did anyone register it? Does it survive when you sell the house?

This guide walks through what you should actually expect, what GAF and Owens Corning each offer, the fine print that decides what gets paid, and what Master Roof puts behind its own installations.

Quick Summary

The essentials, if you only have a minute to read..

• Every new roof should come with two separate warranties: a manufacturer warranty on the materials and a workmanship warranty from the contractor who installed them.
• Base manufacturer warranties cover materials only and prorate after about 10 years. The labor to fix the problem is on you.
• Enhanced warranties cover labor too, but they require a complete system of matching accessories and a manufacturer-certified contractor.
• GAF’s top tier is the Golden Pledge, which requires Master Elite certification. Master Roof holds it.
• Owens Corning’s tiers run Standard, System Protection, Preferred Protection, and Platinum Protection, with workmanship coverage starting at the Preferred level.
• Enhanced warranties must be registered, generally within 60 days of installation. Your contractor should handle this, and you should confirm they did.
• Master Roof cover claims for the first two years; GAF covers them after that. Your manufacturer’s warranty remains with GAF if we ever go out of business.

The Two Warranties Every New Roof Should Have

Homeowners often talk about "the warranty" as one thing. It is two, they cover different failures, and a roof with only one of them is a roof with a gap in it.

The Manufacturer Warranty

This comes from the company that made your shingles and covers manufacturing defects: premature cracking, curling, granule loss, delamination. It does not cover anything your installer did. Base coverage typically pays for replacement material only and prorates as the roof ages, meaning the payout shrinks every year.

The Contractor Workmanship Warranty

This comes from the roofer and covers installation errors: flashing that was cut short, nails driven high or at the wrong angle, valleys detailed incorrectly, ventilation left inadequate. The best shingles on the market will leak if any of that is wrong, and none of it is a manufacturing defect.

Why You Need Both

A manufacturer warranty alone leaves you exposed to installation mistakes, which are the more common failure. A workmanship warranty alone does nothing if the shingles themselves are defective. The two are complementary, and a complete quote names both with specific terms attached.

This is also why the enhanced manufacturer warranties are valuable. They fold workmanship coverage into the manufacturer’s obligation, so the coverage survives even if your contractor closes. Our roofing warranties page has the tier comparison in table form.

The Fine Print That Decides What You Actually Get Paid

Two warranties can both say "50 years" on the cover and pay out very differently. These are the five terms that matter.

Prorated vs. Non-Prorated

Non-prorated means the manufacturer covers 100 percent of the covered cost for the stated period. Prorated means the payout drops each year based on the roof’s age. A base warranty that prorates after year 10 is worth very little by year 20, which is exactly when problems tend to show up. This single distinction is the biggest practical difference between base and enhanced coverage.

Materials Only vs. Materials Plus Labor

On a roof, labor is most of the cost. A warranty that ships you replacement shingles but leaves you paying a crew to tear off and reinstall has covered the smaller half of the problem. Enhanced warranties include labor for a defined period, and that is what you are paying for when you upgrade.

Tear-Off and Disposal

If a covered defect means the roof has to come off, someone has to pay to remove and dispose of it. Base warranties usually exclude this. Higher tiers include it. On a full roof, this alone can be a few thousand dollars.

Wind and Algae Coverage

These are separate provisions with their own terms.

• Wind coverage typically runs 15 years and caps at a stated speed, commonly up to 110 or 130 mph depending on the product and the installation method used.
• Some GAF systems qualify for WindProven coverage, which removes the maximum wind speed limitation entirely when a full qualifying system is installed.
• Algae coverage is what protects against the black streaking common in humid areas, and it generally requires a specifically labeled algae-resistant shingle. Terms of 10 to 25 years are typical depending on the product.

Registration Deadlines

Enhanced warranties are not automatic. They have to be registered with the manufacturer, generally within 60 days of installation, and it is the contractor’s job to do it. Ask for the registration confirmation and keep it with your closing documents. An unregistered enhanced warranty is not a warranty.

GAF Roof Warranties Explained

GAF is the largest roofing manufacturer in North America and its warranty structure is tiered, with each level requiring more matching accessories and a higher contractor certification. Our post on GAF shingles for New England roofs covers the products themselves.

Shingle & Accessory Limited Warranty

The base coverage that comes with the products. It covers manufacturing defects with a 10-year non-prorated period, after which it prorates. No workmanship coverage. No registration required, but keep your invoice, because you will need it to file a claim.

System Plus Limited Warranty

The entry-level enhanced tier. It extends the non-prorated material period to 50 years and adds tear-off coverage. It requires GAF shingles plus qualifying accessories and a GAF-certified contractor, and it must be registered. It does not include workmanship coverage.

Silver Pledge Limited Warranty

Everything in System Plus, plus 10 years of coverage for misapplication, which is GAF’s term for installation error, and disposal costs. This is the first tier where an installation mistake is the manufacturer’s problem rather than yours. It requires additional qualifying accessories.

Golden Pledge Limited Warranty

GAF’s highest residential coverage, and it is only available through a GAF Master Elite contractor, a credential GAF reports is held by roughly the top two percent of roofers nationwide.

• 50-year non-prorated coverage on materials.
• 25 years of non-prorated misapplication coverage, extending to 30 years on certain designer and Timberline UHDZ shingles.
• Tear-off and disposal included on covered claims.
• Requires GAF shingles plus at least five qualifying accessory products.
• Includes a factory inspection of the completed roof.
• Transferable to a subsequent owner, which is a genuine asset at resale.

The practical value here is the 25 years of workmanship coverage backed by GAF rather than by your contractor alone. If the company that installed your roof is no longer in business in year 14, that coverage still stands.

Owens Corning (OC) Roof Warranties Explained

Owens Corning uses a different structure built around what it calls the TRU PROtection period. Our Owens Corning page covers the shingle lines we install.

Understanding the TRU PROtection Period

This is the concept that makes the Owens Corning tiers make sense. The TRU PROtection period is the initial window during which coverage includes both the replacement materials and the labor to install them. Once it expires, coverage drops to materials only and prorates by the age of the roof. The tier you get determines how long that full-coverage window lasts.

Standard Product Limited Warranty

Included at no extra cost with the shingles. Limited lifetime coverage against manufacturing defects, with a TRU PROtection period of about 10 years before it becomes materials-only and prorated. No workmanship coverage.

System Protection Limited Warranty

Extends the TRU PROtection period to 50 years. It requires a minimum of three Owens Corning components on the roof and installation by an Owens Corning Preferred or Platinum Preferred contractor. Still no workmanship coverage.

Preferred Protection Limited Warranty

Everything in System Protection, plus 10 years of contractor workmanship coverage backed by Owens Corning. It requires a minimum of four Owens Corning components, specifically one hip and ridge product, one underlayment, and two others. This is the tier most Preferred contractors can offer.

Platinum Protection Limited Warranty

Owens Corning’s top tier, available only through a Platinum Preferred contractor, a designation Owens Corning limits to a small fraction of its network. It carries the 50-year TRU PROtection period and lifetime workmanship coverage for the original owner, non-prorated for the first 25 years and prorated after that. The installing contractor remains responsible for the first two years of workmanship.

GAF vs. Owens Corning: Side by Side

Both manufacturers make excellent products, and in practice the tier you qualify for matters more than the badge on the shingle. Here is how the top tiers compare.

• Material coverage: GAF Golden Pledge 50 years non-prorated · OC Preferred Protection 50-year TRU PROtection · OC Platinum Protection 50-year TRU PROtection
• Workmanship coverage: Golden Pledge 25 years, 30 on select shingles · Preferred Protection 10 years · Platinum Protection lifetime, prorated after 25 years
• Tear-off and disposal: included in all three
• Contractor required: Golden Pledge needs GAF Master Elite · Preferred Protection needs OC Preferred or Platinum · Platinum Protection needs OC Platinum Preferred only
• Accessories required: Golden Pledge 5 qualifying GAF products · both OC tiers require 4 Owens Corning components
• Registration: required for all three, generally within 60 days
• Transferable: yes, typically once, with conditions

Terms change periodically and every warranty has exclusions that a summary cannot capture. Always read the current warranty document for your specific product before you sign.

What Master Roof Offers

Master Roof has been installing roofs across Boston MetroWest and Southeastern Massachusetts since 2004. Here is exactly what we can put behind your roof and why.

GAF Master Elite Contractor

We hold GAF Master Elite certification, which is the credential required to offer the Golden Pledge Limited Warranty. That means on a qualifying GAF system we can put 50 years of non-prorated material coverage and 25 years of manufacturer-backed workmanship coverage on your roof. Master Elite status requires proper licensing and insurance, a documented reputation, and ongoing training, and GAF reviews it annually.

Owens Corning Preferred Contractor

We are an Owens Corning Preferred Contractor, which allows us to register the System Protection and Preferred Protection warranties on qualifying Owens Corning systems. If you prefer Owens Corning shingles, that gives you the 50-year TRU PROtection period plus 10 years of workmanship coverage backed by the manufacturer.

Master Roof Workmanship Guarantee

Alongside whichever manufacturer warranty your system qualifies for, every Master Roof installation carries our workmanship guarantee covering the installation itself.

Master Roof is responsible for the first two years. After that, GAF will handle any claims. This means that even if Master Roof were to close, your warranty would still be secure with GAF.

The exact term is written into your contract and reviewed with you before you sign, rather than left vague. If a leak traces back to something we did, we come back and fix it at no cost to you..

What We Do on Site to Protect Your Coverage

Enhanced warranties are earned during installation, not at the signing table. These are the steps that keep your coverage intact.

• Full tear-off so the deck can be inspected and any rot replaced before new material goes down.
• Matching manufacturer accessories throughout, because mixing brands is one of the fastest ways to lose enhanced eligibility.
• Ice and water barrier at eaves, valleys, and penetrations, which matters more in Massachusetts than almost anywhere.
• Ventilation assessed and corrected to spec, since inadequate ventilation is a named exclusion in most warranties. See why roof ventilation matters.
• Correct nailing pattern and placement, which is what wind coverage depends on.
• Warranty registered with the manufacturer and the confirmation handed to you.

You can see how this plays out on real projects in our case studies, or read through the Master Roof process.

What Voids a Roof Warranty

Coverage is conditional, and homeowners lose it more often through ordinary decisions than through anything dramatic. These are the common causes.

Inadequate Attic Ventilation

Nearly every manufacturer warranty requires ventilation that meets code, commonly the 1/300 rule for balanced intake and exhaust. Poor ventilation cooks shingles from underneath and shortens their life, and manufacturers will point to it when a claim comes in. If your existing ventilation is undersized, correcting it during replacement is not an upsell, it is a condition of coverage.

Mixing Manufacturers’ Components

Enhanced warranties cover a system. Putting GAF shingles over a competitor’s underlayment, or using a generic ridge cap, can disqualify the whole roof from enhanced coverage even though the shingles themselves are fine.

Overlays and Partial Replacements

Installing over an existing layer, or replacing only one slope, generally leaves you with base material coverage rather than an enhanced warranty, because the manufacturer never got a clean deck or a complete system.

Later Work by Others

This one catches people years down the road. Solar panel mounts, satellite dishes, new skylights, and antenna brackets all penetrate the roof, and work by an uncertified installer can compromise your coverage. Before anyone drills into your roof, check how it interacts with your warranty.

Pressure Washing and DIY Cleaning

Pressure washing strips granules and is an explicit exclusion in most warranties. If moss or algae is the problem, use a manufacturer-approved cleaning method or have a roofer handle it.

Failure to Register or Transfer on Time

Enhanced warranties require registration within a set window, generally 60 days. Transfers to a new owner also have deadlines, commonly 60 days from the sale. Miss either and the coverage may not exist when you need it.

Does the Warranty Transfer When You Sell?

Usually yes, once, and it is worth real money at closing.

• Most enhanced manufacturer warranties transfer one time to a subsequent owner, with the remaining term intact.
• The transfer generally must be registered with the manufacturer within about 60 days of the sale, and some tiers charge a fee.
• Contractor workmanship warranties vary. Some transfer, some do not, and some transfer at a reduced term. Ask before you assume.
• Keep the original warranty certificate, the registration confirmation, and your contract together. A buyer’s agent will ask for them.

Questions to Ask Before You Sign

Bring this list to every estimate appointment. The answers tell you as much about the contractor as they do about the coverage.

• Which manufacturer warranty tier does this quote qualify for, by name?
• What certification do you hold that allows you to offer it?
• Which accessory products are included, and are they all from the same manufacturer?
• How many years of workmanship coverage do you provide, and is it in writing in the contract?
• Who registers the warranty, and when will I receive confirmation?
• Is tear-off and disposal covered if a defect claim is approved?
• What is the wind coverage, and does the installation method affect it?
• Is the coverage transferable, and what does the buyer need to do?

A contractor who cannot answer these quickly and specifically is telling you something useful.

Get Your Coverage in Writing

The warranty conversation should happen before the contract, not after the leak. Master Roof reviews the exact coverage your system qualifies for during your free roof assessment, in writing, with the tier named.

• Compare the tiers on our roofing warranties page.
• Learn about the GAF and Owens Corning systems we install.
• See what a full roof replacement includes, or use the roof cost calculator for a ballpark.
• Dealing with storm damage? We also handle roof insurance claims.
• Or request a free estimate and we will walk your roof and your options.

Frequently Asked Questions