Roofers

Occupation Risk Profile
Roofers
Category	Occupation
Risk Level	High (PMR 139)
Lung Cancer Risk	39% higher mortality
Settlement Range	$1-1.4 million average
Trust Funds	$30 billion available
Peak Exposure	1940-1980
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Executive Summary

Roofers face catastrophic asbestos disease risks from decades of handling roofing materials containing up to 87% asbestos content, with lung cancer mortality 39% higher than the general population and documented exposures reaching 300 times current OSHA permissible limits. The landmark 2000 study by Stern and colleagues analyzing 11,144 members of the United Union of Roofers, Waterproofers and Allied Workers over 46 years documented statistically significant mortality increases across multiple cancer categories—lung cancer PMR 139, bladder cancer PMR 138, esophageal cancer PMR 134, and laryngeal cancer PMR 145.

The roofing industry consumed millions of tons of asbestos-containing materials between 1920 and 1982. GAF Corporation manufactured roofing felts containing 60% chrysotile asbestos, Johns-Manville produced Transite roofing shingles with 12-50% asbestos, and dozens of other manufacturers including Flintkote, Celotex, and Owens Corning contributed to widespread contamination. Internal corporate documents reveal these companies knew the dangers for decades—GAF's industrial hygienist acknowledged "potential liability for asbestos exposure" in 1969, while Johns-Manville executives discussed employees dying from asbestosis as early as 1949.

Three factors intensified roofer exposure beyond typical construction trades. The physical manipulation required—cutting, drilling, sawing, and tearing—mechanically disrupted materials, releasing massive fiber clouds. Outdoor work created a false sense of safety while wind patterns actually concentrated fibers in breathing zones. The hot-mopping process heated asbestos-containing materials to 400-500°F, creating thermal agitation that increased fiber release exponentially. A 2023 Norwegian refurbishment study documented peak exposures during drilling and sawing exceeding 30 f/cc—300 times OSHA's current 0.1 f/cc limit.

Multiple compensation pathways exist for affected roofers and families. The landmark $34.1 million Hutcheson verdict against Shell Oil demonstrated that substantial jury awards remain achievable, while average mesothelioma settlements range from $1-1.4 million. Over $30 billion remains accessible through 60+ active trust funds established by bankrupt roofing product manufacturers, with roofers typically qualifying for claims against multiple trusts simultaneously.

Roofers and Asbestos Exposure: At-a-Glance

• Lung cancer mortality 39% above baseline — The Stern et al. cohort study of 11,144 union roofers over 46 years found a proportionate mortality ratio of 139 for lung cancer, with elevated rates for bladder, esophageal, and laryngeal cancers as well
• Roofing felts contained up to 87% asbestos — Saturated felts used in built-up roofing systems contained some of the highest asbestos concentrations of any construction material, far exceeding typical insulation products
• Power tools generated 300x OSHA limits — A 2023 Norwegian refurbishment study documented peak fiber concentrations exceeding 30 f/cc during drilling and sawing of asbestos-cement roofing, against a permissible exposure limit of 0.1 f/cc
• $34.1 million landmark jury verdict — The Hutcheson verdict against Shell Oil remains one of the largest individual mesothelioma awards, demonstrating that juries hold corporate defendants accountable for concealing asbestos hazards
• GAF knew of dangers by 1969 — GAF Corporation's own industrial hygienist acknowledged "potential liability for asbestos exposure" while the company continued manufacturing roofing felts containing 60% chrysotile asbestos until 1982
• Hot-mopping heated fibers to 400-500 degrees F — The process of applying hot tar over asbestos-containing felts created thermal agitation that exponentially increased airborne fiber release in the roofer's breathing zone
• 18.5% of mesothelioma cases from construction — Construction workers including roofers account for nearly one in five mesothelioma diagnoses nationwide, reflecting the industry's pervasive asbestos use over decades
• $30 billion+ in trust fund assets — Over 60 active asbestos trust funds established by bankrupt roofing product manufacturers hold billions in combined assets for workers diagnosed with asbestos-related diseases
• 20-60 year latency period — Mesothelioma typically develops 20 to 40 years after first asbestos exposure, with some roofer cases not diagnosed until 60 years after initial contact with contaminated materials

Key Facts

Metric	Finding
Lung cancer PMR	139 (39% higher mortality) among 11,144 roofers tracked over 46 years in the Stern et al. cohort study — Mesothelioma Lawyer Center occupational analysis
Bladder cancer PMR	138 (38% elevated mortality) in the same roofer cohort, with esophageal cancer at PMR 134 and laryngeal cancer at PMR 145 — Mesothelioma Lawyer Center epidemiological data
Asbestos content in roofing felts	Up to 87% chrysotile asbestos in saturated felts; GAF Corporation products contained 60% asbestos from the 1920s through 1982 — Mesothelioma.net product analysis
Peak fiber exposure during power tool use	Exceeding 30 f/cc during drilling and sawing — 300 times the current OSHA permissible exposure limit of 0.1 f/cc — Mesothelioma Lawyer Center exposure assessment
Landmark verdict	$34.1 million Hutcheson verdict against Shell Oil for mesothelioma caused by occupational asbestos exposure — Danziger & De Llano litigation records
Average mesothelioma settlement	$1 to $1.4 million, with trial verdicts reaching substantially higher amounts depending on evidence of corporate concealment — Danziger & De Llano settlement data
Trust fund assets available	Over $30 billion across 60+ active trusts established by bankrupt manufacturers including GAF, Celotex, and Flintkote — Danziger & De Llano trust fund guide
Construction worker mesothelioma share	18.5% of all mesothelioma cases occur in construction workers, with roofers among the highest-risk trades — Mesothelioma Lawyer Center industry data
GAF corporate knowledge	Internal documents show GAF's industrial hygienist acknowledged "potential liability for asbestos exposure" in 1969, thirteen years before discontinuing asbestos roofing products — Mesothelioma Lawyer Center manufacturer profile
Johns-Manville concealment	Executives discussed employees dying from asbestosis in 1949 while continuing to market Transite roofing shingles containing 12-50% asbestos — Mesothelioma Lawyer Center historical records
Hot-mopping temperature	400-500 degrees Fahrenheit heating of asbestos-containing materials during built-up roof installation, creating thermal agitation and exponentially increased fiber release — Mesothelioma.net exposure analysis
Statute of limitations	1 to 3 years from diagnosis in most states, with discovery rules that may extend deadlines when the asbestos-disease connection is identified later — MesotheliomaAttorney.com legal reference

Which Roofing Products Contained the Most Dangerous Asbestos Levels?

GAF Corporation manufactured roofing felts containing 60% chrysotile asbestos from the 1920s until 1982, along with roofing paints containing 10-20% asbestos. Their Ruberoid brand dominated the market, with roofers handling these products daily during built-up roof installations. GAF's own documents acknowledged health risks as early as 1969, with their industrial hygienist stating the company held "potential liability for asbestos exposure."

Johns-Manville produced Transite roofing shingles containing 12-50% asbestos, marketing them as "fireproof" and "lifetime" products while suppressing research showing cancer risks. Internal documents from 1949 revealed executives discussing employees dying from asbestosis, with one official stating it would save money to let workers die rather than inform them of dangers.

⚠ Product Warning: The Flintkote Company, Celotex Corporation, Owens Corning, and Philip Carey Company collectively produced thousands of asbestos roofing products. A 1942 Owens Corning internal document cited "hazards of asbestos" referencing "more than 500 pages of medical articles," demonstrating decades of concealed knowledge.

Additional exposure sources included roofing mastics and cements with 10-15% asbestos for sealing penetrations, flashing materials with 15-40% asbestos, and roof coatings applied over existing surfaces. These products remained in widespread use through the 1980s despite known hazards.

What Made Roofer Exposure So Intense Compared to Other Trades?

Roofers faced uniquely intense exposure due to the combination of high-content materials and aggressive work methods. Cutting asbestos-cement shingles with power saws generated visible dust clouds, while drilling created localized fiber concentrations exceeding 30 f/cc—300 times current OSHA limits. Tear-off operations removing old roofing disturbed decades of deteriorated material, releasing friable asbestos throughout the work area.

"The scope of asbestos use in roofing materials was staggering. Roofers couldn't avoid exposure—it was embedded in virtually every product they handled, from felts to shingles to mastics, creating unavoidable daily hazards throughout their careers."

— Paul Danziger, Founding Partner, Danziger & De Llano

The hot-mopping process presented additional hazards. Heating asbestos-containing materials to 400-500°F created thermal agitation that dramatically increased fiber release. Workers applying hot tar over asbestos felts breathed heated fibers throughout their shifts. The combination of heat, physical disturbance, and high-content materials created exposure scenarios that virtually guaranteed disease development for long-term workers.

What Compensation Can Roofers Receive?

Roofers with mesothelioma can pursue compensation through multiple channels simultaneously. Average mesothelioma settlements range from $1-1.4 million, while trial verdicts can reach substantially higher amounts—the landmark $34.1 million Hutcheson verdict demonstrated that juries recognize the severity of corporate misconduct in concealing asbestos dangers.

Trust fund claims provide an additional compensation pathway. Over $30 billion remains available through 60+ active trusts established by bankrupt manufacturers including GAF, Celotex, and Flintkote. Roofers typically qualify for claims against multiple trusts based on the variety of products they encountered throughout their careers.

✓ Multiple Compensation Sources: Roofers may qualify for: (1) Personal injury lawsuits against solvent manufacturers, (2) Product liability claims against roofing product companies, (3) Trust fund claims against bankrupt defendants (GAF, Celotex, Flintkote), (4) Workers' compensation claims, and (5) VA benefits for veterans. These sources can be pursued simultaneously.

How Do Statutes of Limitations Affect Roofer Claims?

Roofers must act quickly after diagnosis to preserve legal rights. Statutes of limitations for asbestos claims range from 1-3 years from diagnosis in most states, with some states applying discovery rules that start the clock when the connection between exposure and disease becomes apparent.

ℹ Time Limits: Given the complexity of identifying all responsible manufacturers and filing trust fund claims, legal consultation should begin immediately upon diagnosis. Experienced attorneys can expedite the process to ensure all deadlines are met while maximizing compensation across all available sources.

Wrongful death claims have separate time limits, typically 2-3 years from date of death. Family members should consult with attorneys promptly to understand applicable deadlines in their state.

What Documentation Do Roofers Need for Claims?

Employment records establishing work history form the foundation of roofer claims. Union records from the United Union of Roofers, Waterproofers and Allied Workers provide valuable documentation including membership dates, job classifications, and employer information. Social Security earnings statements, tax returns, and pension records help verify employment when direct records are unavailable.

"The epidemiological evidence is undeniable—roofers suffered catastrophic health consequences from asbestos exposure that employers could have prevented with proper warnings and protection. These statistics represent real families devastated by preventable diseases."

— Rod De Llano, Founding Partner, Danziger & De Llano

Product identification strengthens claims significantly. Photographs of job sites, product labels, invoices, and specifications help connect specific manufacturers to exposure. Co-worker testimony describing products used, work practices, and conditions at various job sites provides crucial corroboration when documentation is incomplete.

Frequently Asked Questions

What types of roofing materials contained asbestos?

Asbestos was used in virtually every category of roofing material manufactured between the 1920s and early 1980s. Saturated roofing felts contained the highest concentrations at up to 87% chrysotile asbestos, while GAF Corporation products used 60% asbestos content. Cement roofing shingles manufactured by Johns-Manville contained 12-50% asbestos. Additional asbestos-containing products included roofing mastics and cements with 10-15% asbestos, flashing materials with 15-40% asbestos, and roof coatings applied over existing surfaces. These products remained in widespread use until federal regulations and manufacturer phase-outs took effect in the 1980s.

Why is roofer asbestos exposure more dangerous than other construction trades?

Three factors make roofer exposure uniquely severe. First, the physical manipulation required during roofing work — cutting, drilling, sawing, and tearing asbestos-containing shingles and felts — mechanically disrupts the material and releases massive fiber clouds directly into the breathing zone. Second, the hot-mopping process heats asbestos-containing materials to 400-500 degrees Fahrenheit, creating thermal agitation that exponentially increases airborne fiber release. Third, outdoor work conditions created a false sense of safety while wind patterns actually concentrated fibers around workers rather than dispersing them.

Can roofers still file claims if they were exposed decades ago?

Yes. Because mesothelioma has a latency period of 20 to 60 years, many roofers are only now being diagnosed with diseases caused by exposure during the peak asbestos era of the 1940s through 1980s. Statutes of limitations for asbestos claims typically run from the date of diagnosis, not the date of exposure, giving workers a filing window of 1 to 3 years after diagnosis depending on their state. Discovery rules in some states may further extend deadlines when the connection between asbestos exposure and disease becomes apparent after the initial diagnosis.

What compensation is available for roofers with mesothelioma?

Roofers can pursue multiple compensation sources simultaneously. Personal injury lawsuits against manufacturers and employers that knowingly exposed workers to asbestos have produced verdicts up to $34.1 million in the Hutcheson case against Shell Oil, while average mesothelioma settlements range from $1 to $1.4 million. Trust fund claims against bankrupt manufacturers like GAF, Celotex, and Flintkote provide an additional pathway, with over $30 billion available across 60+ active funds. Workers' compensation benefits and, for veterans, VA disability benefits may also be available alongside litigation and trust fund recoveries.

Did roofing companies know asbestos was dangerous?

Internal corporate documents demonstrate that major roofing manufacturers knew about asbestos health hazards for decades before discontinuing its use. GAF Corporation's industrial hygienist acknowledged "potential liability for asbestos exposure" in 1969, yet the company continued manufacturing roofing felts with 60% asbestos content until 1982. Johns-Manville executives discussed employees dying from asbestosis as early as 1949 while marketing Transite roofing shingles. A 1942 Owens Corning internal document referenced over 500 pages of medical articles on asbestos hazards, demonstrating that the scientific evidence was well-established decades before these companies stopped using asbestos.

What evidence do roofers need to file a claim?

Employment records documenting work history form the foundation of any roofer asbestos claim. Union records from the United Union of Roofers, Waterproofers and Allied Workers provide membership dates, job classifications, and employer information. Product identification strengthens claims significantly — photographs, invoices, and specifications connecting specific manufacturers to job sites help establish liability. Co-worker testimony describing products used and working conditions provides essential corroboration. Medical records establishing diagnosis and linking the disease to asbestos exposure complete the evidentiary foundation.

How does the Hutcheson verdict affect current roofer claims?

The $34.1 million Hutcheson verdict against Shell Oil established that juries will hold corporate defendants accountable for concealing known asbestos dangers from workers. While each case is evaluated individually, this landmark verdict demonstrates that substantial compensation remains achievable for roofers with mesothelioma, particularly when internal corporate documents reveal deliberate concealment of health risks. The verdict also reinforced that product liability extends beyond direct manufacturers to include companies in the supply chain that contributed to asbestos exposure.

Quick Statistics

• 46-year cohort study — The Stern et al. mortality analysis tracked 11,144 members of the United Union of Roofers, Waterproofers and Allied Workers from 1951 through 1997, one of the longest occupational health studies in construction
• PMR 145 for laryngeal cancer — Roofers showed the highest proportionate mortality elevation for laryngeal cancer among the four cancer types with statistically significant increases in the Stern cohort
• 1920-1982 manufacturing span — GAF Corporation produced asbestos-containing roofing products for over six decades before discontinuing asbestos use, creating exposure across multiple generations of roofers
• 12-50% asbestos in cement shingles — Johns-Manville Transite roofing shingles varied widely in asbestos concentration, with higher-content versions posing greater risk during cutting and installation
• 500+ pages of medical research suppressed — A 1942 Owens Corning internal document referenced hundreds of pages of existing medical literature on asbestos hazards, demonstrating the depth of corporate knowledge decades before regulatory action
• 0.1 f/cc OSHA permissible limit — Current federal exposure regulations allow a maximum of 0.1 fibers per cubic centimeter over an 8-hour time-weighted average, yet historical roofer exposures exceeded 30 f/cc during cutting operations
• 5 major bankrupt roofing manufacturers — GAF Corporation, Celotex Corporation, Flintkote Company, Johns-Manville, and Philip Carey Company all established asbestos trust funds after bankruptcy, creating multiple claim opportunities for exposed roofers
• 1949 internal executive discussions — Johns-Manville leadership discussed employees dying from asbestosis that year, with one executive stating it would save money to let workers die rather than inform them of dangers
• 10-20% asbestos in roofing paints — Even coating products applied over existing roof surfaces contained significant asbestos concentrations, creating exposure during renovation and maintenance work
• Multiple simultaneous claim sources — Roofers may pursue personal injury lawsuits, product liability claims, trust fund claims, workers' compensation, and VA benefits concurrently to maximize total recovery

Get Help

If you or a loved one worked as a roofer and has been diagnosed with mesothelioma or another asbestos-related disease, you may be entitled to significant compensation. The combination of documented corporate knowledge, high asbestos content in roofing products, and established legal precedents creates strong recovery opportunities for roofers and their families.

"Roofers built America's skyline while companies that knew the dangers stayed silent. Now it's our turn to speak up for them, ensuring their sacrifice is recognized and their families are protected."

— Rod De Llano, Founding Partner, Danziger & De Llano

Resources for Roofers:

• Free Case Evaluation — Danziger & De Llano, call (866) 222-9990 for a free, confidential consultation about your asbestos exposure
• Find a Mesothelioma Attorney Near You — search by state for attorneys experienced in construction trade asbestos litigation
• Roofers and Asbestos Exposure Guide — comprehensive resource on roofing materials, risk factors, and compensation options
• Mesothelioma Legal Resources — detailed guidance on filing claims, statutes of limitations, and trust fund eligibility

Related Pages

• Occupational Asbestos Exposure Quick Reference
• Johns-Manville and Asbestos
• Insulation Workers and Mesothelioma
• Construction Workers and Asbestos Exposure
• Mesothelioma Settlements and Verdicts
• Mesothelioma Statute of Limitations by State