UPDATED FOR 2026
How Roofing Salespeople Sell You Premium Shingles But Deliver a Cheap Roofing System
Welcome to County Roofing’s “Roofing Industry Scams Uncovered”, a series designed to shine a light on untrustworthy practices within the roofing industry.
This series is designed to empower consumers by increasing awareness of unlawful or wrongful practices we’ve seen throughout our 35 years serving Long Island and the greater New York area with roofing services based on integrity and trust.
Key Takeaways:
- Homeowners verify shingle brands but ignore accessories—contractors substitute cheap underlayment, ice & water shield, flashing, and ridge caps while delivering the correct premium shingles.
- Accessory quality determines system performance—bargain-bin underlayment or generic ice & water shield voids manufacturer warranties even when correct shingles are installed.
- The savings add up fast—cheap underlayment ($50 vs. $200 per roll), generic starter shingles ($30 vs. $90 per bundle), and off-brand ridge caps save contractors $1,500-$3,000 per job.
- Manufacturer systems require matching components—GAF warranties specify GAF underlayment and accessories; substituting generics breaks the warranty chain.
- NRCA-trained installers recognize quality differences in accessories that sales-focused certifications don’t teach.
The salesperson promised GAF Timberline HDZ shingles.
You signed the contract. Paid the deposit.
Delivery day arrives, and you inspect the shingle bundles carefully—GAF logo, correct product line, sealed packaging. Everything checks out.
What you don’t notice: the underlayment being rolled out is generic synthetic instead of GAF FeltBuster. The ice & water shield protecting your valleys is off-brand instead of GAF WeatherWatch. The ridge cap shingles are builder-grade instead of GAF Ridglass.
You verified the shingles. But the contractor substituted cheap knockoffs for every other component of your roof system.
Welcome to the roofing industry’s most profitable scam: premium shingles with bargain-bin accessories.
Below, we’ll show you which accessories contractors substitute to maximize profit—and why these components matter more than most homeowners realize.
The Scam That Happens While You’re Watching The Shingles
Smart homeowners have learned to verify shingle brands at delivery.
So contractors adapted.
What Homeowners Check
You walk outside when the delivery truck arrives. You inspect the shingle bundles: GAF Timberline HDZ in Weathered Wood, exactly as specified in your contract.
Sealed packaging. Manufacturer labels. Correct quantities.
You take photos. Everything looks legitimate.
The contractor knows you’re paying attention to the shingles—because that’s what every homeowner checks. That’s what the sales pitch focused on.
What Actually Gets Installed
While you’re verifying those premium shingles, the crew is unloading:
- Generic synthetic underlayment instead of GAF FeltBuster ($50 per roll vs. $200)
- Off-brand ice & water shield instead of GAF WeatherWatch ($40 per roll vs. $110)
- Builder-grade starter shingles instead of GAF Pro-Start ($30 per bundle vs. $90)
- Generic ridge cap shingles instead of GAF Ridglass ($25 per bundle vs. $65)
- Standard aluminum drip edge instead of premium painted metal
- Cheap pipe boots that crack in five years instead of premium rubber
- Bargain roofing cement instead of manufacturer-specified sealants
Most homeowners don’t know what brand of underlayment should be installed. They’ve never heard of “ice & water shield” as a specific product category. They don’t know ridge cap shingles come in different quality grades.
The contractor is counting on that.
The Math That Makes It Profitable
On a typical 2,000 square foot roof, substituting cheap accessories while delivering correct premium shingles saves the contractor:
- Underlayment: $600-$900
- Ice & water shield: $350-$500
- Starter shingles: $180-$240
- Ridge cap shingles: $200-$320
- Premium fasteners vs. standard nails: $100-$150
- Pipe boots and flashing accessories: $150-$200
Total savings per job: $1,580-$2,310
Multiply that across 50 roof replacements per year, and contractors pocket $79,000-$115,000 by delivering cheap accessories while charging premium system prices.
You get the shingles you paid for. Everything else is bargain-bin quality.
And you won’t discover the problem until components start failing years ahead of schedule.
FINANCE YOUR HOME IMPROVEMENT PROJECT TODAY
0% Financing, Quick and Easy Approval
With nearly four decades serving homeowners under our belt, we know what’s needed to make your roofing project a success.
After completing your roof inspection, if repairs or updates are recommended, we’ll do everything we can to make affording your roof repair or replacement quick and easy.
When you work with County Roofing, you get only the best. As little as 0% interest on approval for 5 years, quick approval, easy pay, and all backed by the best guarantees in the industry.
How To Verify Accessories During Delivery
You need to inspect ALL roof system components the moment they arrive—not just the shingles.
Demand Matching Manufacturer Systems
If your contract specifies a GAF roof system, every component should be GAF-branded:
- GAF Shingles (Timberline HDZ, etc.)
- GAF Underlayment (FeltBuster, Tiger Paw, Deck-Armor)
- GAF Ice & Water Shield (WeatherWatch, StormGuard)
- GAF Starter Shingles (Pro-Start, WeatherBlocker)
- GAF Ridge Cap Shingles (Ridglass, Timbertex)
- GAF Roof Vents (Cobra, Master Flow)
The same applies to Owens Corning or CertainTeed systems—manufacturer warranties require matching components from the same system.
Generic substitutes void those warranties even when premium shingles are correctly installed.
Check Every Accessory Brand
Don’t just verify the shingle bundles. Check the packaging on:
Underlayment rolls: Should show manufacturer branding, product name, and specifications. Generic synthetic underlayment comes in plain packaging or obscure brand names you’ve never heard of.
Ice & water shield: Premium products like GAF WeatherWatch or Owens Corning WeatherLock have clear manufacturer labels. Cheap alternatives often say “self-adhering modified bitumen” without specific brand identification.
Starter shingles: These should match your main shingle manufacturer. GAF Pro-Start for GAF systems. Owens Corning WeatherLock Starter for Owens Corning systems. Generic starter strips are a red flag.
Ridge cap shingles: Premium ridge caps are specialized products (GAF Ridglass, Owens Corning Hip & Ridge). If the crew is cutting regular shingles into ridge pieces, that’s not what you paid for.
Flashing materials: Metal flashing should be painted, coated, or otherwise treated for corrosion resistance—not bare aluminum or galvanized steel.
Pipe boots: Premium rubber boots last 20+ years. Cheap plastic or thin rubber boots crack and leak within five years.
Inspect Packaging For Specifications
Legitimate accessory products arrive in manufacturer packaging with:
- Clear brand names and product lines
- Technical specifications (thickness, adhesive type, temperature ratings)
- Installation instructions
- Batch numbers and manufacturing dates
- UL or ASTM certification marks
If underlayment or ice & water shield arrives in plain rolls with minimal labeling, you’re getting generic products.
Why High-Quality Accessories Matter (It’s About the Entire Roofing System)
All underlayment and ice & water shield might look similar during installation.
But component matching matters—a lot.
Manufacturer System Warranties Require Matching Components
When you buy a GAF Golden Pledge warranty or Owens Corning Platinum Protection warranty, you’re not just getting shingle coverage.
You’re buying into a complete roof system warranty that requires:
- Manufacturer shingles
- Manufacturer underlayment
- Manufacturer ice & water shield
- Manufacturer starter shingles
- Manufacturer ridge cap shingles
- Manufacturer ventilation (when applicable)
Substitute even one component with a generic alternative, and the system warranty becomes void.
Your contractor might tell you “all underlayment is the same” or “generic ice & water shield works just as well.” Maybe it does—but it voids your manufacturer warranty.
When water penetrates your roof in eight years, the manufacturer will inspect the installation, discover non-system components, and deny your claim based on improper materials.
Quality Differences In Components You Never See
You can see shingles from the ground. You can’t see the underlayment, ice & water shield, or starter shingles after installation.
That’s why contractors substitute accessories—you’ll never know the difference until something fails.
Underlayment thickness: Premium synthetic underlayment (GAF Deck-Armor, Owens Corning RhinoRoof) runs 35-50 mils thick with reinforced fiberglass. Generic synthetic underlayment? Often 20-25 mils with minimal reinforcement. The difference matters when wind-driven rain penetrates a damaged shingle.
Ice & water shield adhesive: Premium products (GAF WeatherWatch, Owens Corning WeatherLock) use proprietary adhesives designed for extreme temperature ranges and long-term adhesion. Generic products use standard modified bitumen that can fail adhesion in extreme heat or cold.
Starter shingle design: Premium starter shingles (GAF Pro-Start, Owens Corning WeatherLock Starter) are engineered products with specific adhesive strips and reinforced edges. Cutting regular shingles into starter strips—a common shortcut—doesn’t provide equivalent wind resistance.
Ridge cap engineering: Specialized ridge caps (GAF Ridglass, Owens Corning Hip & Ridge) are designed for flexibility and adhesion on roof peaks. Generic ridge caps or cut-down shingles crack faster and seal poorly.
The Failure Pattern You Won’t See Coming
When premium shingles are installed over cheap accessories, the roof looks perfect for 5-7 years.
Then problems start appearing:
- Underlayment tears during thermal cycling, allowing water penetration despite intact shingles
- Ice & water shield adhesion fails in valleys, creating leaks during heavy rain
- Starter shingles blow off during storms, lifting the first course of field shingles
- Ridge caps crack prematurely, exposing the roof peak to water intrusion
- Cheap pipe boots deteriorate, causing ceiling leaks around plumbing vents
The shingles you verified at delivery are performing fine. Everything underneath or around them is failing.
And because you have generic accessories in a system that required manufacturer components, your warranty claim gets denied.
The Warranty Void Hidden In Generic Accessories
Premium manufacturer warranties promise comprehensive coverage.
But there’s fine print most homeowners never see.
When Manufacturers Deny Claims For Wrong Components
Manufacturers specify complete roof systems in their warranty documentation.
GAF Golden Pledge warranties require:
- GAF shingles
- GAF underlayment
- GAF leak barrier (ice & water shield)
- GAF starter shingles
- GAF ridge cap shingles
Substitute any component with a non-GAF alternative—even if it’s another premium brand—and the warranty coverage becomes void.
Contractors know this. They also know homeowners rarely read the full warranty terms that explain component requirements.
So they deliver correct shingles (which you verify), install generic accessories (which you don’t know to check), and collect payment for a system warranty that’s already void before installation completes.
When you file a claim five years later for underlayment failure, the manufacturer’s inspector discovers the generic components and denies coverage based on improper materials.
The contractor who substituted those components? Long gone.
System Warranties vs. Material Warranties
A shingle-only material warranty covers manufacturing defects in the shingles themselves.
A system warranty covers the entire roof assembly—shingles, underlayment, leak barriers, ventilation—when all components are from the manufacturer’s specified system.
The difference:
Shingle-only warranty: If a shingle delaminates due to manufacturing defect, the manufacturer replaces the defective shingles (material cost only, no labor).
System warranty: If water penetrates your roof due to any system component failure—shingle defect, underlayment tear, ice dam damage, improper flashing—the manufacturer covers both materials and labor for repairs.
System warranties are worth $3,000-$8,000 more than material-only warranties over a roof’s lifespan.
But they require matching manufacturer components throughout the system.
Installing GAF shingles over generic underlayment with off-brand ice & water shield means you paid for a system warranty but only received material-only coverage.
The Component Chain The Contractor Broke
Your manufacturer warranty claim gets denied when inspectors find:
- Non-matching underlayment brand
- Generic ice & water shield
- Wrong starter shingle type
- Incorrect ridge cap product
- Off-brand ventilation components
- Improper sealants or adhesives
Any of these breaks the warranty chain—even when the shingles themselves are correct and properly installed.
Contractors profit by charging system prices while delivering hybrid installations that void system warranties. By the time you discover the problem, the statute of limitations for contractor fraud has often expired.
You need enhanced warranties from manufacturers like GAF Golden Pledge, Owens Corning Platinum Protection, or CertainTeed SureStart PLUS. These provide manufacturer-backed workmanship coverage that protects you even if the installer makes minor errors.
But you can only get these warranties through elite-certified contractors.
LIFETIME MATERIAL, LIFETIME WORKMANSHIP WARRANTY
Get Industry-Leading Protection
CertainTeed’s lifetime-limited transferable warranty is a true industry standout. Whereas other manufacturers only warrant against defects that cause leaks, CertainTeed protects your investment against all manufacturing defects, including aesthetic defects.
County Roofing Systems can offer you the longest warranties available because we’re a CertainTeed SELECT ShingleMaster, a certification only 1% of contractors qualify for.
We have over 35 years of experience living up to CertainTeed’s tough standards. That means CertainTeed trusts our home improvement work enough to stand behind it with their best guarantees.
To learn more about the industry-leading LIFETIME material, LIFETIME workmanship warranty, click the button below to call us today:
Sales Volume Certifications vs. Real Training
Not all manufacturer certifications are created equal.
Some are based on purchasing power. Others require actual competency.
The Sales Volume Trap
Many manufacturer certifications are heavily tied to how much product a contractor buys.
GAF and CertainTeed grant higher certification tiers based on annual “squares” purchased. A contractor who buys enough material earns the certification—whether or not their crews have been properly trained.
The risk? You hire a high-volume “certified” contractor who’s really just a sales machine with high turnover crews. The installers on your roof have never sat through a day of training.
Credentials That Require Actual Competency
Look for National Roofing Contractors Association (NRCA) certifications.
NRCA ProCertification requires hands-on skills assessment—not just purchasing volume. Installers must demonstrate they can properly install roofing systems to manufacturer specifications.
This is trade-specific training that isn’t tied to buying one brand’s shingles.
The NRCA also offers specialized certifications for foremen, service technicians, and specific roof systems. These credentials prove actual competency, not sales relationships.
What County Roofing Delivers (And How We Prove It)
Other contractors deliver premium shingles with bargain-bin accessories.
County Roofing Systems installs complete manufacturer roof systems—matching components throughout.
Complete System Specifications In Writing
Our contracts don’t just list shingle brand and color.
We specify every component:
For GAF Systems:
- Shingles: GAF Timberline HDZ (specified color)
- Underlayment: GAF FeltBuster or Deck-Armor synthetic underlayment
- Ice & Water Shield: GAF WeatherWatch leak barrier
- Starter Shingles: GAF Pro-Start starter strip shingles
- Ridge Cap: GAF Ridglass ridge cap shingles
- Ventilation: GAF Cobra ridge vent (when applicable)
For Owens Corning Systems:
- Shingles: Owens Corning Duration (specified color)
- Underlayment: Owens Corning RhinoRoof synthetic underlayment
- Ice & Water Shield: Owens Corning WeatherLock
- Starter Shingles: Owens Corning WeatherLock Starter Strip
- Ridge Cap: Owens Corning Hip & Ridge shingles
- Ventilation: Owens Corning VentSure products (when applicable)
Everything specified by brand and product line—not generic categories.
You know exactly what complete system you’re getting before you sign.
Every Component Verified At Delivery
When materials arrive at your property, we don’t just show you the shingle bundles.
We verify every system component with you:
- Shingle bundles: manufacturer labels, product names, sealed packaging
- Underlayment rolls: brand names, specifications, batch numbers
- Ice & water shield: manufacturer packaging with product details
- Starter shingles: matching brand, correct specifications
- Ridge cap shingles: specialized products, not cut-down field shingles
- Flashing materials: premium-grade metals with corrosion protection
- Pipe boots: quality rubber designed for 20+ year lifespan
- Fasteners: manufacturer-specified nails with corrosion resistance
You’re welcome to inspect every component. We document the complete delivery with photos because we have nothing to hide.
Other contractors hope you only check the shingles.
We show you everything—because we’re installing complete systems, not hybrid assemblies designed to void warranties.
Elite Certifications Require System Compliance
County Roofing holds elite certifications from GAF, Owens Corning, and CertainTeed.
These certifications don’t just require us to buy manufacturer shingles. They require complete system installations:
- All components must match manufacturer specifications
- No generic substitutes allowed for any system element
- Quality audits verify proper material selection
- Customer satisfaction metrics measure warranty claim rates
The manufacturers audit our installations. They verify we’re using their specified components throughout the system—not just branded shingles with generic accessories.
Our warranty offerings depend on proper system compliance, which creates accountability that protects you.
We can’t substitute cheap accessories and maintain our certified status. The manufacturers won’t let us.
NRCA Training Covers Complete Roof Systems
Our installation crews complete NRCA (National Roofing Contractors Association) training programs covering all roof system components.
Other contractors focus training on shingle placement because that’s what homeowners see.
Our professionals know:
- How to identify premium vs. generic underlayment by specifications and feel
- Why ice & water shield adhesive quality matters for long-term performance
- What makes specialized starter shingles different from cut field shingles
- How engineered ridge caps outperform generic alternatives
- Which flashing materials provide adequate corrosion resistance
When you work with people who’ve been trained in complete roof systems—not just shingle installation—component substitution becomes obvious and unacceptable.
System Warranties You Can Actually Use
Our certifications give you access to enhanced manufacturer system warranties:
GAF Golden Pledge: 50-year non-prorated material coverage plus 25-year workmanship coverage when complete GAF systems are installed. Requires matching GAF components throughout.
Owens Corning Platinum Protection: Lifetime limited warranty with 50 years of Duration coverage plus 10-year workmanship coverage. Requires matching Owens Corning system components.
CertainTeed SureStart PLUS: Enhanced warranty with StreakFighter algae protection and upgraded wind coverage. Requires complete CertainTeed systems.
These system warranties protect you from component failures—not just shingle defects.
But they only work when all system components match manufacturer specifications.
That’s exactly what we install on every roof.
You can verify our certifications independently on manufacturer websites—and verify your warranty coverage by checking that all installed components match the system requirements.
Click the button below to give us a call today:
Questions To Ask Before You Buy
Don’t trust generic promises about “premium roofing systems.”
Get specific answers about every component in writing.
What exact system components are you installing—not just shingles?
Make them name specific brands and product lines for:
- Shingles (which product exactly?)
- Underlayment (which manufacturer and product?)
- Ice & water shield (brand name and specifications?)
- Starter shingles (manufacturer matching system or generic?)
- Ridge cap shingles (engineered product or cut field shingles?)
- Ventilation (manufacturer brand or generic vents?)
“GAF shingles” isn’t specific enough. “GAF Timberline HDZ with GAF FeltBuster underlayment, GAF WeatherWatch ice & water shield, GAF Pro-Start starters, and GAF Ridglass ridge caps” is what you need to see in your contract.
Can I inspect ALL materials at delivery—not just the shingles?
Any legitimate contractor should welcome complete system verification. If they only want you checking shingle bundles, that’s a red flag they’re substituting accessories.
Does your system qualify for manufacturer warranty coverage?
Ask specifically: “Will all components match the manufacturer requirements for [GAF Golden Pledge/Owens Corning Platinum Protection/CertainTeed SureStart PLUS]?”
If they can’t answer or say “we’ll use some generic components to save money,” you’re getting a hybrid installation that voids system warranty coverage.
What certifications do you hold, and do they require complete system installations?
GAF Master Elite, Owens Corning Platinum Preferred, and CertainTeed Select ShingleMaster certifications all have system requirements.
Verify the certification on the manufacturer’s website—and confirm it hasn’t expired.
What training have your installers completed on accessory installation?
NRCA training covers complete roof systems, not just shingle placement. Ask if crews have been trained in proper underlayment installation, ice & water shield application, and starter shingle placement.
“Years of experience” installing shingles doesn’t mean they know quality differences in accessories.
Can you provide references from jobs where you installed complete matching systems?
Talk to homeowners who received the same manufacturer system you’re considering. Ask:
- Did they verify all components matched the specified manufacturer?
- Were they shown the accessory packaging at delivery?
- Has the contractor responded to any issues since installation?
Get The Complete System You Actually Pay For
The accessory substitution scam is more profitable than shingle bait-and-switch.
Contractors deliver the premium shingles you verify—then save $1,500-$3,000 per job by installing generic underlayment, cheap ice & water shield, builder-grade starter shingles, and off-brand ridge caps.
You paid for a complete manufacturer roof system with comprehensive warranty coverage.
You received premium shingles over bargain-bin components—a hybrid installation that voids your system warranty before the crew leaves your property.
By the time component failures appear 5-10 years later, the contractor is long gone and the manufacturer denies your warranty claim based on improper materials.
County Roofing Systems installs complete manufacturer roof systems—matching components throughout every installation.
We specify every component by brand and product line in our contracts. We verify all system elements at delivery—not just shingles. We document complete installations with photos because we’re installing warranty-compliant systems, not hybrid assemblies designed to maximize profit.
Our elite certifications from GAF, Owens Corning, and CertainTeed require system compliance. Our NRCA-trained crews recognize quality differences in accessories that sales-focused certifications don’t teach.
You’ll get the complete manufacturer system you paid for—with the warranty coverage that actually protects your investment.
We’ve served Long Island and Westchester County for over 35 years by doing business honestly. Complete systems, every component, every installation.
Call County Roofing at (631) 400-7663 for a free estimate—and get the complete roof system you deserve.
Fast & Easy Financing with County Roofing
Financing your commercial roofing project has never been easier.
With County Roofing, you can get fast approvals with as low as 0% financing on new roofing projects for up to 15 years, with payments as low as $149:
First Approvals
0% financing
No income check
Up to 15 years
Monthly payments as low as $149
Fill out the form below or give us a call at (631) 400-7663 today to get started:
Call or contact us today
for your free comprehensive roofing estimate.
Call Us Today: (631) 400-7663
