Were Boilermakers Exposed to Asbestos?
Boilermakers’ jobs rank among the trades most heavily exposed to asbestos, especially those whose careers spanned decades prior to the 1980s. Boilers operate at extreme heat, and asbestos was the industry standard for heat and fire insulation. Manufacturers regularly incorporated it into insulation, lagging, gaskets, packing and firebrick. The daily work of installing, repairing and removing those components put boilermakers in direct and repeated contact with asbestos fibers.
The hazard went beyond the boilermaker’s work. In shared boiler rooms, insulators, pipefitters and other tradespeople regularly disturbed the same materials, and every worker in those spaces breathed in the disturbed fibers.
Why Boilermakers Were at High Risk
The nature of boilermaker work made asbestos exposure difficult to avoid. The trade’s core tasks consistently disturbed asbestos-containing materials, often in enclosed spaces where fibers easily accumulated. Asbestos fibers are invisible, odorless and microscopic. Most boilermakers had no warning of the dangers they faced and often lacked protective equipment, which made their asbestos exposure risk particularly high.
Asbestos Exposure for Boilermakers
- Installing and removing insulation and lagging: Wrapping and stripping insulation from boilers, pipes and breeching released fibers at every stage.
- Mixing and applying cement: Asbestos insulating cement (“mud”) and refractory cement were handled in dry powder form before application, generating significant dust.
- Cutting and fitting block insulation, millboard and firebrick: Shaping these materials to fit released fibers directly into the breathing zone.
- Replacing gaskets, rope and packing: Boiler doors, manways, valves and flanges required regular maintenance that involved scraping out old, hardened asbestos materials.
- Tearing out old insulation: Dry, crumbling insulation disturbed during repairs and tear-downs was the highest-fiber-release task in the trade.
- Working with insulation workers and pipefitters: Shared boiler and fire rooms meant bystander exposure was unavoidable.
Asbestos use in boiler products peaked in the 1970s, then declined as regulations and health hazards became better understood. However, asbestos-containing equipment stayed in service long after production slowed. Boilermakers who maintained and overhauled those older systems may have continued to face exposure for years after asbestos fell out of favor.
Asbestos-Containing Boiler Components
Nearly every heat-bearing part of a mid-century boiler contained asbestos. For instance, asbestos was part of insulation, linings, seals and finishing components. Boilermakers interacted with all of these items during routine installation, maintenance and repair work. Boiler and equipment manufacturers have faced asbestos litigation for decades, with claims brought against companies whose products contained the materials below.
| Boiler component | Where it was used | How it exposed boilermakers |
|---|---|---|
| Block and pipe insulation (lagging) | Boiler shells, steam pipes, breeching | Cutting, fitting and tearing out released fibers |
| Insulating / refractory cement (“mud”) | Sealing seams, coating surfaces, firebox | Mixing dry powder and chipping out old cement |
| Firebrick and refractory | Furnace and combustion chamber lining | Cutting, laying and demolishing brick |
| Gaskets | Boiler doors, manways, flanges, valves | Scraping off and replacing hardened gaskets |
| Rope and packing | Boiler doors, valve stems, access points | Removing and re-packing worn rope and packing |
| Asbestos cloth, blankets and tape | Wrapping pipes, joints and hot surfaces | Cutting, wrapping and removing |
| Millboard and gauge backing | Equipment backing, panels | Cutting and drilling |
Don't see the part you worked on? Asbestos was used across boiler materials for decades — we can still help identify where you were exposed. Tell us what boilers you worked on and when.
Boilermakers in the Navy and at Shipyards
Navy boilermakers and shipyard boilermakers faced asbestos exposure on a scale that few other workers encountered. Military vessels were built with massive boiler systems, and the fire rooms and engine rooms that housed them were tight, sealed spaces with virtually no airflow. The work of cutting, fitting and removing asbestos insulation from those systems frequently disturbed accumulated fibers.
Shipyard boilermakers faced similar conditions. During construction and overhaul, naval vessels sat in dry dock for months at a time, and the boiler work took place in the same confined, poorly ventilated spaces. Asbestos insulation was applied and torn out repeatedly over the life of a ship, and the workers who did that work often carried the consequences for decades.
Veterans diagnosed with mesothelioma or another asbestos-related disease may qualify for VA benefits. Pursuing those benefits does not limit their ability to use legal options. Claims against manufacturers responsible for the exposure may remain available regardless of what the VA provides.
Diseases Linked to Boilermaker Asbestos Exposure
Boilermakers can face an elevated risk of developing mesothelioma, asbestos-related lung cancer, or asbestosis. This is because asbestos is a carcinogen, meaning it’s known to cause cancer. There is no safe level of asbestos exposure.
The diseases linked to occupational exposure can take decades to present symptoms. Because of the long latency period of asbestos-related illnesses, sometimes boiler tenders aren’t diagnosed until years after they’ve left the career.
The American Family Physician identifies boilermakers, shipyard workers and U.S. Navy veterans among the populations at highest risk for asbestos-related diseases, including lung cancer, asbestosis and malignant mesothelioma.
| Disease | What it is | Typical latency |
|---|---|---|
| Mesothelioma | Aggressive cancer of the lung or abdominal lining, caused almost exclusively by asbestos | 20–50 years |
| Asbestos-related lung cancer | Lung cancer driven by inhaled asbestos; risk multiplies sharply for boilermakers who also smoked | 15–35 years |
| Asbestosis | Scarring of lung tissue from accumulated fibers; causes breathlessness | 10–40 years |
| Pleural disease | Pleural plaques and thickening of the lung lining | 10–40 years |
How Do You Tell If a Boiler Has Asbestos?
There’s no reliable way to determine if a boiler has asbestos just by looking at it. A lab test is the only definitive way to find that answer. However, there are certain risk factors worth knowing before working on a boiler that may contain asbestos.
Signs of Asbestos Exposure
- Boiler was installed or last overhauled before the 1980s, even if it is still running today
- Insulation wrapped around the boiler or pipes appears white, gray or chalky, or has a corrugated or paper-like texture
- Cement or insulation near seams and joints is flaking, crumbling or has a fluffy appearance
- Rope-style gaskets are around access panels and boiler doors
The only way to be sure that a boiler doesn’t contain asbestos is through expert testing. Asbestos bans didn’t happen all at once, and they didn’t strictly happen before the 1980s. Operational boilermakers that were built before the relevant bans are still allowed to be used.
Boilermakers and boiler tenders who developed mesothelioma or lung cancer after years in the trade have legal options available to them. Our attorneys can walk you through your options.
Take-Home (Secondhand) Asbestos Exposure
Asbestos fibers picked up during work on lagging, gaskets or insulation traveled home with boilermakers. It was stuck in their hair, boots, work clothes and tools. That exposure spread to their families who greeted them at home, washed work clothes or rode in the workers’ vehicles. This type of exposure, known as secondhand or take-home exposure, is a recognized cause of mesothelioma in family members who never set foot in a boiler room. Our attorneys have recovered compensation for families affected by secondhand exposure, including a $32M+ result in take-home exposure cases.
Legal Options and Compensation for Boilermakers
A diagnosis linked to occupational asbestos exposure opens the door to several lung cancer or mesothelioma lawsuit options. In most cases, a claim is filed against the manufacturers that made or sold the asbestos-containing boiler products, not a former employer or union. Our attorneys work on a contingency basis, meaning there is no fee unless we recover compensation.
Clients we have represented have recovered compensation for medical expenses, lost income, pain and suffering and wrongful death damages. The amount varies by case, and no outcome is guaranteed. Our attorneys pursue every available avenue for each individual and family we represent. Contact an attorney as soon as possible to find your compensation options.
| Type of Compensation | What it is | Who it fits |
|---|---|---|
| Lawsuit against manufacturers | Personal injury or wrongful death suit against the companies that made or sold the asbestos boiler products | Most boilermakers and their families |
| Asbestos trust funds | Claims against trusts set up by bankrupt asbestos manufacturers; separate deadlines from lawsuits | Those filing against a responsible company that has a trust |
| VA benefits | Disability benefits for veterans with an asbestos diagnosis | Navy boiler tenders and other veterans |
| Wrongful death claim | Filed by surviving family | Families who lost a boilermaker to mesothelioma or another asbestos-related illness |
Statute of Limitations
Each state has a deadline to file for mesothelioma compensation. The statute of limitations is generally determined by the date of diagnosis, not the time of exposure. That means a boilermaker who worked with asbestos decades ago is not automatically barred from filing. A boilermaker who waits too long to file after diagnosis may be unable to file, though.
In some cases, workers with asbestos-related illnesses have lawsuit options outside of their home state, including states where the exposure happened or where a defendant operates. Many manufacturers filed for bankruptcy and were required to establish compensation trusts that remain active today, with deadlines separate from any lawsuit. Wrongful death claims carry their own time frames.
Why Meirowitz & Wasserberg
Asbestos litigation is specialized work and results depend on a firm with experience and the willingness to try cases. Our attorneys have represented boilermakers, boiler tenders and shipyard workers for decades. The outcomes reflect our focus and dedication to each case.
Our Results:
- $5.5M recovered for a Navy boiler tender and power-company employee
- $3.6M recovered for a Navy boiler tender exposed in boiler rooms, including at CIA headquarters
- $3.4M+ recovered for a Navy boiler tender who contracted mesothelioma and was unable to testify on his own behalf
- $5.4M recovered for a journeyman pipefitter at a Houston ship channel refinery
- $32M+ recovered in a secondhand asbestos exposure case
Our attorneys have recovered more than $500M for clients, handled more than 2,000 mesothelioma cases and have taken on cases other firms declined. We rank among the top 10 national asbestos filers with more than 30 combined years of experience in asbestos litigation.
There is no fee unless we win. Our team is available 24 hours a day, seven days a week, with multilingual intake in Spanish, Russian, Tagalog and more. We have offices in New York, Pennsylvania, Illinois, Texas, Florida, California, South Carolina and North Carolina.
Daniel Wasserberg
Founding Partner
Licensed TX/NY/NJ/IL
Leads the firm’s national asbestos practice
Frequently Asked Questions
Were boilermakers exposed to asbestos?
Yes, and the exposure was substantial. Asbestos was used in the insulation, gaskets, firebrick, and packing that boilermakers handled every day. Workers who spent their careers in the trade before the 1980s faced the heaviest and most sustained contact with it.
Can asbestos be found in boiler insulation?
Yes. Insulation, lagging, cement, and rope used in mid-century boilers commonly contained asbestos. There is no definite way to visually confirm its existence. Only laboratory testing of a sample can say if boiler insulation definitely contains asbestos.
What boiler parts contained asbestos?
Most of the heat-bearing components boilermakers worked with regularly contained asbestos, including insulation and lagging, refractory cement, firebrick, gaskets, rope and packing, and asbestos cloth and tape.
What year did they stop using asbestos in boilers?
Production of asbestos boiler products declined sharply in the late 1970s and 1980s. The equipment itself stayed in service far longer, and workers who continued maintaining older systems kept encountering it for decades.
How do I know if a boiler has asbestos?
You cannot tell if a boiler has asbestos by simply looking at it. A licensed inspector can test a sample to determine if asbestos is present. Suspected asbestos-containing materials should never be disturbed before that assessment takes place.
Were Navy boiler tenders exposed to asbestos?
Yes. Fire rooms and engine rooms on naval vessels were heavily insulated with asbestos and had little to no ventilation. Boiler tenders worked in those conditions for years, and those who received an asbestos-related diagnosis may have both legal and VA benefit options available to them.
How long after asbestos exposure does mesothelioma develop?
Mesothelioma has a long latency period, often taking 20 to 50 years before diagnosis. Many people receiving a diagnosis today can trace it to boiler work they did decades ago, which is why a long career in the trade remains relevant no matter how much time has passed.
Can a boilermaker with mesothelioma get compensation?
Often, yes. Depending on the circumstances, boilermakers with mesothelioma’s compensation options include filing lawsuits against the manufacturers responsible, filing claims against asbestos trust funds, and, for those who served in the military, applying for VA benefits. Our attorneys handle these cases on a contingency basis, with no fee unless we win.
About The Author
Daniel Wasserberg
Founding Partner
Daniel Wasserberg, a founding partner of Meirowitz & Wasserberg, is a Best Lawyers-recognized and Super Lawyers-rated mesothelioma attorney with over 20 years of experience. Named a Top 100 Trial Lawyer and Top 10 Asbestos-Mesothelioma Lawyer, he leads the firm's national asbestos practice.
