Bestwall Joint Compound (Georgia-Pacific)

Bestwall joint compound, manufactured by Georgia-Pacific under the Bestwall Gypsum Company brand, was a widely used drywall finishing product sold throughout the United States from 1965 to 1977. Laboratory analysis and litigation records have confirmed that certain formulations of this product contained chrysotile asbestos at concentrations of up to 8% by weight. Workers and homeowners who used or disturbed this material during that period faced potential asbestos fiber exposure, and documented health consequences have resulted in a dedicated legal remedy through the Georgia-Pacific LLC Asbestos Settlement Trust.

Product Description

Bestwall joint compound was a pre-mixed or powder-form finishing material applied to the seams, nail holes, and surface imperfections of gypsum wallboard (drywall) installations. Georgia-Pacific sold the product under its Bestwall Gypsum Company subsidiary, which the company had acquired in the 1960s as part of its expansion into building materials. The compound was marketed to professional contractors and retail consumers alike, and its widespread availability through hardware stores and building supply outlets meant it entered residential, commercial, and institutional construction projects across the country.

The product was used in new construction throughout the 1960s and into the mid-1970s, a period of significant residential and commercial building expansion in the United States. As a result, Bestwall joint compound was applied in millions of homes, offices, schools, and other structures that still stand today. Renovation and demolition of these buildings can disturb intact joint compound and generate new exposures decades after the original application.

Georgia-Pacific discontinued the asbestos-containing formulations of Bestwall joint compound by 1977, consistent with broader industry withdrawal from asbestos-containing construction products following regulatory pressure from the Environmental Protection Agency (EPA) and the Occupational Safety and Health Administration (OSHA).

Asbestos Content

Documented product testing and litigation evidence confirm that Bestwall joint compound contained chrysotile asbestos in concentrations of up to 8% by weight in some formulations produced during the 1965–1977 manufacturing period. Chrysotile, sometimes referred to as “white asbestos,” is the most commercially prevalent form of asbestos and is classified as a known human carcinogen by the International Agency for Research on Cancer (IARC), the National Toxicology Program, and EPA.

Asbestos was incorporated into joint compound formulations during this era primarily as a functional additive. Chrysotile fibers improved the workability, crack resistance, and adhesion of the wet compound, and they helped prevent shrinkage during drying. These performance benefits made asbestos-containing joint compounds commercially attractive to manufacturers throughout the industry during the 1960s and early 1970s.

Under the Asbestos Hazard Emergency Response Act (AHERA) and related EPA guidance, chrysotile-containing building materials are subject to specific handling, abatement, and disposal requirements when found in structures undergoing renovation or demolition. Bestwall joint compound applied between 1965 and 1977 falls within the class of materials that may require professional asbestos inspection before disturbance.

How Workers Were Exposed

Asbestos fiber release from Bestwall joint compound occurred primarily during the mechanical disturbance of the dried material. The manufacturing and application cycle of joint compound created multiple exposure windows across different trades and time periods.

Drywall Finishers (Tapers) faced the most direct and sustained occupational exposure. Sanding dried joint compound to achieve a smooth wall surface generates significant airborne dust. When asbestos-containing compound was sanded—often in enclosed rooms with limited ventilation—chrysotile fibers became airborne and respirable. Tapers working during the 1965–1977 period frequently performed this work without respiratory protection, as the hazard was not broadly communicated to the trades.

Painters applied finishes directly over joint compound surfaces and were present in the same work environments during and after sanding operations. Painters also sanded compound as part of surface preparation and were exposed to residual airborne dust from prior finishing work.

Building Renovation Workers encountered Bestwall joint compound during demolition, remodeling, and repair activities. Cutting, grinding, chipping, or breaking drywall assemblies in structures built between 1965 and 1977 can release asbestos fibers from the intact compound at seams and nail holes. This exposure pathway remains active in buildings where original construction materials have not been abated.

DIY Homeowners represent a distinct second-wave exposure population. Many homeowners undertook their own drywall repair, patching, and renovation work in homes constructed with Bestwall products during the relevant period. Consumer-level exposure often occurred without any awareness of the asbestos content, without industrial hygiene controls, and in residential environments shared with family members—creating potential bystander exposure for spouses and children.

OSHA’s permissible exposure limit (PEL) for asbestos is 0.1 fibers per cubic centimeter (f/cc) as an eight-hour time-weighted average, with an excursion limit of 1.0 f/cc for any 30-minute period. Industrial hygiene studies of dry sanding operations involving asbestos-containing joint compounds have documented airborne fiber concentrations capable of exceeding these thresholds under realistic work conditions.

Diseases documented in exposed individuals include mesothelioma, asbestosis, lung cancer, and other asbestos-related conditions. Latency periods for mesothelioma typically range from 20 to 50 years, meaning individuals exposed to Bestwall joint compound during the 1960s and 1970s may be receiving diagnoses today.

This article is provided for informational and reference purposes. It documents a specific asbestos-containing product based on publicly available litigation, regulatory, and trust fund records. It does not constitute legal advice.

Documented Product Identification

The following details are drawn from public asbestos litigation records, manufacturer catalog pages, technical manuals, and corporate history materials. Each item reflects the product as documented in those sources.

Documented asbestos-use period: 1956-1978

Corporate context: Originally incorporated in 1927 as Georgia Hardwood Lumber Co., the company underwent several name changes before becoming Georgia-Pacific Corporation in 1952. Georgia-Pacific acquired Bestwall Gypsum Company in 1965, which had manufactured asbestos-containing products since 1956, and created its Gypsum Division to continue that product line.

Brand identification: Products sold under Bestwall name prior to 1965 acquisition; Georgia-Pacific Gypsum Division branding thereafter; also manufactured joint compound for Johns Manville, Flintkote, Grand Rapids Gypsum Company, and Big Horn Gypsum under their respective brand names

Documented asbestos components: joint compound, ready mix compound, acoustical spray, plaster, adhesive, texture, spackling compound, patching plaster, topping compound.

Documented asbestos-component suppliers: the public records lists the following external suppliers of asbestos-bearing packing, gaskets, and seals used in conjunction with this manufacturer’s equipment — Philip Carey, Union Carbide.

Industries served: construction, residential building, commercial building, drywall installation.

Documented product lines:

  • Joint Compound (1956-1977). Product designed to conceal and reinforce joints between sheets of gypsum wallboard to provide a smooth monolithic surface — asbestos components: chrysotile asbestos 2.5-6.0%.
  • Ready Mix (1963-1977). Pre-mixed joint compound designed to conceal and reinforce joints between sheets of gypsum wallboard — asbestos components: chrysotile asbestos 1.5-12.0%.
  • Lite Acoustic (1958-1964). Ceiling finishing material with noise reduction properties, spray or trowel applied — asbestos components: chrysotile asbestos 25-29.09%.
  • Kalite (1956-1959). Ceiling finishing material with noise reduction properties — asbestos components: chrysotile asbestos 2.6%.
  • Textures (Bestex A, B, C, D, Certex Texture, Wall Texture, Ceiling Texture) (1956-1974). Decorative finish for walls and ceilings applied by spray, roller, brush or hand tool — asbestos components: chrysotile asbestos 2.0-22.5%.
  • Patching Plaster (1956-1975). Product designed to fill small holes and cracks in wallboard — asbestos components: chrysotile asbestos 2.0%.
  • Spackling Compound (1956-1971). Product designed to fill small holes and cracks in wallboard — asbestos components: chrysotile asbestos 5.5%.
  • Speed Set (1962-onward). Fast-setting joint compound to conceal and reinforce joints between gypsum wallboard sheets — asbestos components: chrysotile asbestos 2.75-6.75%.

Georgia-Pacific manufactured asbestos-containing joint compounds for other companies including Johns Manville (1956-1962/63), Flintkote, Grand Rapids Gypsum Company (1956-1965), and Big Horn Gypsum (late 1960s) which were sold under those companies’ names. Products were manufactured at 10 plants nationwide and distributed through 80-140 company distribution centers.