Weil-McLain Company Asbestos Exposure: Boilers, Components & Claims
Weil-McLain has manufactured hydronic heating boilers for more than a century. Published court records provide substantial evidence that historical Weil-McLain boilers incorporated or were supplied with asbestos-containing materials, including gaskets, rope, air-cell insulation and cement or sealing compounds. A Maryland appellate record also describes an engineering document identifying asbestos components in 34 Weil-McLain boiler types manufactured and sold from the mid-1960s into the early 1980s.
Weil-McLain remains an operating boiler brand. Its official history traces the business to 1881 and states that it has manufactured in Michigan City, Indiana for more than 100 years, with additional manufacturing in Eden, North Carolina. Current products should not be confused with historical asbestos-containing equipment. No Weil-McLain-specific §524(g) asbestos personal-injury trust was confirmed from the primary court and company records reviewed, so this page does not invent trust values, a payment percentage or trust assets.
🏢 Weil-McLain Company History
Weil-McLain’s official history states that Isadora and Benjamin Weil founded Weil Brothers in Chicago in 1881. The brothers acquired J.H. McLain Company in 1918, creating the Weil-McLain brand. The company states that it has manufactured in Michigan City, Indiana for more than a century and today offers residential, commercial and institutional hydronic heating systems.
Weil-McLain Company Facts
| Topic | Verified Information |
|---|---|
| Origins | Founded as Weil Brothers in Chicago in 1881. |
| Weil-McLain brand | Created after acquisition of J.H. McLain Company in 1918. |
| Historical core product | Cast-iron and other hydronic heating boilers. |
| Long-term manufacturing | Michigan City, Indiana for more than 100 years, according to the company. |
| Additional manufacturing | Eden, North Carolina. |
| Modern markets | Residential, commercial and institutional hydronic heating. |
| Current parent alignment | The 2025 company rebranding announcement states the Weil-McLain brand aligns with parent SPX Technologies. |
Historical Corporate Identification
| Name / Entity | Relevance |
|---|---|
| Weil Brothers | Original business founded in 1881. |
| Weil-McLain Company, Inc. | Historical corporate name appearing in records. |
| The Marley-Wylain Company | Successor/current corporate name appearing in asbestos litigation and company documentation. |
| Weil-McLain | Current operating boiler brand. |
For related manufacturers, see Industrial Equipment Manufacturers & Asbestos Exposure.
🔥 Weil-McLain Boilers & Asbestos Components
Court records provide detailed product evidence. A Maryland appellate decision states that an engineering document identified asbestos components in each Weil-McLain boiler listed in the document, covering 34 boiler types manufactured and sold from the mid-1960s into the early 1980s. Other courts document asbestos gaskets, asbestos rope, air-cell insulation and asbestos-containing cement or powder supplied for historical Weil-McLain boiler installation and service.
Documented Historical Asbestos Materials
| Material / Component | Documented Evidence |
|---|---|
| Asbestos gaskets | Multiple appellate decisions document asbestos-containing gaskets used in or supplied for historical Weil-McLain boilers. |
| Asbestos rope | Illinois and Wisconsin decisions document asbestos rope supplied for some Weil-McLain boilers. |
| Air-cell insulation | Illinois and Wisconsin decisions identify asbestos air-cell insulation supplied for historical boilers. |
| Asbestos cement / powder | Swanson documents asbestos-containing powder supplied by Weil-McLain that an installer mixed with water to make sealing paste. |
| Component parts | Iowa litigation records state some component parts in Weil-McLain boilers contained asbestos and came from outside suppliers. |
| Replacement parts | Wisconsin appellate evidence supports an inference that asbestos-containing replacement parts could be ordered from Weil-McLain. |
Historical Product Evidence by Period
| Period | Evidence |
|---|---|
| 1950s–1960s | Published cases document plumbers and pipefitters installing, repairing and removing Weil-McLain boilers during this period. |
| Mid-1960s–early 1980s | Maryland appellate record describes an engineering document identifying asbestos components in 34 boiler types manufactured and sold during this span. |
| 1969–1976 | Swanson documents a plumber’s exposure allegations involving Weil-McLain-supplied asbestos powder, gaskets and rope during installation and service. |
| Until the 1980s | Wisconsin appellate record states Weil-McLain supplied asbestos gaskets, rope and air-cell insulation for boilers until the 1980s. |
| Current products | Modern Weil-McLain boilers use current technologies and materials; historical asbestos evidence should not be attributed to today’s products. |
Accuracy note: These records establish asbestos in specified historical products and components. They do not establish that every Weil-McLain boiler ever manufactured contained asbestos.
👷 Workers & Weil-McLain Exposure Settings
Published litigation documents exposure allegations involving plumbers, pipefitters, boilermakers, HVAC workers and maintenance personnel who installed, repaired or removed Weil-McLain boilers. The company’s current history confirms the brand’s longstanding use in homes, offices, schools, restaurants, hotels and other facilities.
Potentially Exposed Worker Groups
| Worker Group | Potential Historical Activity |
|---|---|
| Plumbers | Installing boilers, mixing sealing compounds and replacing gaskets. |
| Pipefitters | Connecting boiler piping and working around gaskets, insulation and cement. |
| Boilermakers | Installing, repairing and removing boiler equipment. |
| HVAC technicians | Servicing heating systems and replacing boiler components. |
| Heating contractors | Installing packaged and field-erected boilers. |
| Maintenance mechanics | Opening boilers, replacing gaskets and repairing internal components. |
| Insulators | Installing or removing historical thermal insulation around boiler systems. |
| Nearby trades | Potential bystander exposure during dusty installation, repair or removal work. |
Documented / Relevant Work Settings
| Setting | Connection |
|---|---|
| Residential buildings | Swanson involved installation of numerous residential Weil-McLain boilers. |
| Schools | Swanson documents installation of a Weil-McLain boiler at Michigamme High School. |
| Commercial buildings | Weil-McLain boilers have long served commercial heating applications. |
| Institutional buildings | The current company identifies institutional facilities as a major market. |
| Industrial facilities | Published boiler litigation includes plumbers and pipefitters working in industrial environments. |
| Boiler rooms | Maintenance could involve gaskets, rope, cement and insulation depending on model and date. |
See High-Risk Jobs Asbestos Exposure and Job Site Asbestos Exposure.
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🔧 How Weil-McLain Boiler Asbestos Exposure Occurred
Historical installation and maintenance could disturb asbestos-containing materials. In Swanson, the plumber testified that he mixed asbestos-containing powder with water to form a sealing paste, removed asbestos-containing gaskets using a putty knife and wire brush, and handled asbestos rope and gaskets during a field installation. Other cases describe asbestos exposure during boiler repair and removal.
Potential Exposure Activities
| Task | Potential Historical Exposure |
|---|---|
| Mixing dry sealing compound | Could release dust before the asbestos-containing powder was mixed with water. |
| Removing gaskets | Scraping old asbestos gaskets could generate dust and residue. |
| Wire-brushing gasket surfaces | Swanson specifically documents this maintenance method and resulting dust. |
| Cutting or handling asbestos rope | Could release fibers from historical rope sealing materials. |
| Removing air-cell insulation | Could disturb friable historical thermal insulation. |
| Boiler removal | Demolition could disturb old gaskets, rope, cement and insulation. |
| Nearby work | Other trades could encounter dust produced by boiler installation or repair. |
Asbestos-Related Health Conditions
| Condition | General Relationship to Asbestos |
|---|---|
| Mesothelioma | A rare cancer strongly associated with asbestos exposure; multiple published Weil-McLain cases involve mesothelioma. |
| Lung cancer | Occupational asbestos exposure can increase lung-cancer risk. |
| Asbestosis | Progressive pulmonary fibrosis caused by inhaled asbestos fibers. |
| Pleural disease | Asbestos exposure can cause pleural plaques, thickening and other abnormalities. |
The presence of a Weil-McLain boiler alone does not prove asbestos exposure. Model, manufacture date, components, work activity, duration, frequency and proximity should be established.
⚖️ Weil-McLain Asbestos Litigation & Current Status
Weil-McLain and The Marley-Wylain Company have a substantial published asbestos litigation history. Courts have reached different results depending on exposure proof, causation standards and applicable state law. This page therefore reports the underlying evidence and case outcomes without implying that every person who worked around a Weil-McLain boiler has a compensable claim.
Current Claim Structure
| Issue | Verified Status |
|---|---|
| Operating business | Weil-McLain remains an active hydronic-heating brand. |
| Current parent | 2025 company materials identify SPX Technologies as the parent company. |
| Historical asbestos litigation | Extensively documented in state appellate and supreme courts. |
| Weil-McLain-specific §524(g) trust | No dedicated trust confirmed from the primary records reviewed. |
| Trust payment percentage | Not applicable. |
| Scheduled trust disease values | Not applicable. |
| Potential claim route | Individual civil litigation and potentially separate trust claims for independently identified bankrupt asbestos-product manufacturers. |
Important Claim Questions
| Question | Why It Matters |
|---|---|
| Which boiler model or series? | Historical asbestos-containing components varied by product and period. |
| When was the boiler manufactured? | Manufacturing dates help determine whether historical asbestos materials may be relevant. |
| Was it packaged or field-erected? | Installation methods and materials could differ. |
| Which material was disturbed? | Gaskets, rope, cement and insulation represent different exposure pathways. |
| Was the component original or replacement? | Some component materials came from outside suppliers. |
| How often and how closely did the claimant work with it? | Frequency, regularity and proximity can be important under applicable causation law. |
📊 Documented Weil-McLain Asbestos Cases
Published decisions provide unusually detailed historical evidence about Weil-McLain boiler materials and work practices. They also demonstrate that product identification alone may be insufficient if claimant-specific exposure or causation requirements are not met.
Selected Court Records
| Case | Documented Significance |
|---|---|
| Swanson v. The Marley-Wylain Co. (Cal. Ct. App. 2021) | Plumber testified to asbestos exposure from Weil-McLain-supplied powder, boiler gaskets and rope. A jury judgment was reversed and remanded because the trial court used the wrong state’s causation instruction. |
| Kinseth v. Weil-McLain (Iowa 2018) | Iowa Supreme Court described Weil-McLain as a boiler manufacturer whose products exposed the decedent to asbestos and addressed extensive trial and evidentiary issues. |
| Nolan v. Weil-McLain (Illinois) | Record documents a plumber-pipefitter who installed, repaired and removed Weil-McLain boilers and evidence involving asbestos rope, air-cell insulation, cement and other exposures. |
| Robertson v. Cleaver-Brooks (Wis. Ct. App. 2017) | Appellate record states Weil-McLain supplied asbestos gaskets, rope and air-cell insulation for its boilers until the 1980s and found sufficient evidence for an exposure inference. |
| McGhee / Delaware Asbestos Litigation (2012) | Claimant alleged exposure during installation involving gaskets, rope and insulation; summary judgment was granted because the evidence did not satisfy the applicable product-nexus standard. |
| Vitale appellate record (Md. 2018) | Describes a Weil-McLain engineering document identifying asbestos components in 34 boiler types from the mid-1960s into the early 1980s. |
Statistics & Claims We Do Not Invent
| Category | Verified Status |
|---|---|
| Historical boiler types in cited engineering document | 34 types identified in the Maryland appellate record. |
| Total Weil-McLain workers exposed | No reliable nationwide total confirmed. |
| Every Weil-McLain boiler contained asbestos | Not claimed and not supported by the evidence reviewed. |
| Universal asbestos cutoff date | Not asserted; evidence identifies historical components into the early 1980s / 1980s depending on component and source. |
| Total asbestos lawsuits | No authoritative current cumulative company-wide total confirmed from primary sources reviewed. |
| Weil-McLain trust assets | Not applicable; no dedicated §524(g) trust confirmed. |
📋 Weil-McLain Claim Evidence & Product Identification
A Weil-McLain asbestos claim investigation should identify the boiler, approximate manufacturing date and asbestos-containing material whenever possible. Weil-McLain’s official manufacturing-date reference can help narrow the production period for many historical boiler series, while court records can help evaluate historically documented materials.
Evidence That May Help Document Exposure
- Medical documentation establishing an asbestos-related disease.
- Employment, union, Social Security or military work records.
- Weil-McLain boiler nameplates, model numbers and serial numbers.
- Historical Weil-McLain manuals, catalogs and parts lists.
- Official manufacturing-date information for the relevant boiler series.
- Purchase orders and invoices for boilers and replacement components.
- Maintenance records documenting gasket, rope, cement or insulation work.
- Photographs of the boiler and historical components.
- Coworker testimony describing installation, repair, removal and dust-producing work.
- Evidence distinguishing Weil-McLain-supplied materials from components made by other manufacturers.
Separate asbestos trust claims may also be available when qualifying exposure to products made by bankrupt asbestos manufacturers is independently established. Each trust has separate requirements. Compensation is not guaranteed.
❓ Frequently Asked Questions
Did Weil-McLain boilers contain asbestos?
Some historical Weil-McLain boilers incorporated or were supplied with asbestos-containing components. Published court records identify gaskets, rope, air-cell insulation and asbestos-containing cement or powder.
How many historical Weil-McLain boiler types had documented asbestos components?
A Maryland appellate record describes a Weil-McLain engineering document identifying asbestos components in 34 boiler types manufactured and sold from the mid-1960s into the early 1980s. That figure concerns the cited document, not every boiler model the company ever produced.
What work could release asbestos from historical Weil-McLain boilers?
Published cases describe mixing dry sealing material, cutting or handling asbestos rope, removing gaskets, scraping gasket residue, wire brushing surfaces and disturbing historical insulation.
Did Weil-McLain supply asbestos-containing replacement parts?
Wisconsin appellate evidence supports an inference that maintenance workers could order asbestos-containing replacement parts from Weil-McLain, including materials such as gaskets, rope and air-cell insulation.
Who could have been exposed around Weil-McLain boilers?
Potentially exposed workers include plumbers, pipefitters, boilermakers, heating contractors, HVAC technicians, maintenance mechanics, insulators and nearby trades.
Does Weil-McLain have an asbestos bankruptcy trust?
No Weil-McLain-specific §524(g) asbestos personal-injury trust was confirmed from the primary company and court records reviewed.
Is Weil-McLain still in business?
Yes. Weil-McLain remains an active hydronic heating brand offering residential, commercial and institutional boiler systems. Its 2025 company materials identify SPX Technologies as its parent.
What evidence may support a Weil-McLain asbestos claim?
Medical records, employment history, boiler model and serial information, manufacturing dates, historical manuals, invoices, maintenance records and credible coworker testimony may help establish product-specific exposure.
🧾 Weil-McLain Company Summary
| Detail | Confirmed Information |
|---|---|
| Company origins | Founded as Weil Brothers in Chicago in 1881 |
| Weil-McLain brand | Created after acquisition of J.H. McLain Company in 1918 |
| Primary historical product | Hydronic heating boilers |
| Documented historical asbestos materials | Gaskets, rope, air-cell insulation and asbestos-containing cement/powder |
| Engineering-document evidence | 34 boiler types with identified asbestos components from mid-1960s into early 1980s, as described in Maryland appellate record |
| Modern manufacturing | Michigan City, Indiana and Eden, North Carolina |
| Current parent alignment | SPX Technologies identified in 2025 company materials |
| Current status | Operating hydronic heating brand |
| Weil-McLain-specific asbestos trust | No dedicated §524(g) trust confirmed |
| Trust payment percentage | Not applicable |
| Nationwide exposure total | No reliable total confirmed |
📚 Confirmed Company & Court Sources
- Weil-McLain — official company history documenting its 1881 origins, acquisition of J.H. McLain in 1918, longstanding Michigan City manufacturing and current boiler business.
- Weil-McLain — official 2025 brand announcement identifying SPX Technologies as the parent company.
- California Court of Appeal — Swanson v. The Marley-Wylain Company, documenting installation and service exposure allegations involving Weil-McLain-supplied asbestos powder, gaskets and rope.
- Iowa Supreme Court — Kinseth v. Weil-McLain, addressing asbestos exposure involving Weil-McLain boilers and related trial issues.
- Illinois Supreme Court — Nolan v. Weil-McLain, documenting historical boiler work and asbestos rope, air-cell insulation, cement and other occupational exposures.
- Wisconsin Court of Appeals — Robertson v. Cleaver-Brooks, documenting evidence that Weil-McLain supplied asbestos gaskets, rope and air-cell insulation for historical boilers until the 1980s.
- Maryland appellate record — Vitale, describing a Weil-McLain engineering document identifying asbestos components in 34 historical boiler types.
Submit Your Case
Call 800.291.0963
Live chat is available 24/7, 365 days a year.
Submit Your Case
Working around a Weil-McLain boiler does not automatically establish asbestos exposure, disease causation, legal liability or compensation. The specific boiler, manufacturing period, asbestos-containing component, original or replacement status, work activity, frequency and proximity of exposure, medical evidence and applicable law must be evaluated individually. Compensation is not guaranteed.
⚕️ Legal & Medical Information Disclaimer
This page provides general educational information and is not legal or medical advice. Consult a qualified healthcare professional about diagnosis and treatment and a qualified attorney about individual legal rights and filing deadlines.