Astm (american society for testing and materials) - Articles

ClarkDietrich Launches ASTM F2322 Barrier Mesh Walls

ClarkDietrich unveils ASTM F2322-tested barrier mesh wall systems with Grade 3 and Grade 4 ratings.

W&C Staff

June 25, 2026

No Comments

New barrier mesh wall systems deliver ASTM F2322 Grade 3 and Grade 4 impact-tested performance.

Air, Water, Vapor Barriers: What Matters Most

Field guidance on barrier roles, testing, and install details that drive airtightness and durability.

Laverne Dalgleish

June 8, 2026

No Comments

Understanding air, water and vapor barriers is essential for airtight, durable wall and ceiling assemblies that meet modern code and performance demands.

GA Corner

Tile Backer Rules for Showers and Baths

GA-216-2024 explains approved gypsum panels, fastening, and tile substrate rules.

Brooke Fishel

May 28, 2026

No Comments

Learn which gypsum panels are code-approved behind tile in wet bath and shower areas.

A working installing the Ultra HT product from MFM Building Products

MFM Building Products Ultra HT Earns WUI Class A Fire Rating

Ultra HT gains WUI Class A fire approval now.

W&C Staff

May 21, 2026

No Comments

MFM adds WUI fire rating for Ultra HT roof.

Huntsman Assembly for Use as Fire-Rated Wall Solution Now UL Certified

Certification allows for easy conversion from other fire-rated wall design options to high-performance W-Wall.

Julie Fornaro

May 15, 2026

No Comments

Certification allows for easy conversion from other fire-rated wall design options to high-performance W-Wall.

SAF C4000 Rainscreen Earns AAMA 509-22 Test

SAF updates third-party testing data for its C4000 drained and back-ventilated panel system.

John Wyatt

May 10, 2026

No Comments

SAF C4000 rainscreen system earns AAMA 509-22 classification for drainage and ventilation.

Gypsum Association Corner with Brooke Fishel

GA Corner

Clearance Requirements for Gypsum Panels Near Floors and Grade

Gypsum panel clearance rules protect assemblies from moisture, damage and long-term performance risks.

Brooke Fishel

May 1, 2026

No Comments

Gypsum panel clearance rules protect assemblies from moisture, damage and long-term performance risks.

Up Front: A Walls & Ceilings Editorial Column by Mark Fowler

Code Isn’t Stone — It’s Process and Judgment

How approved drawings, not just code books, define compliance — and what contractors must document.

Mark Fowler

April 22, 2026

No Comments

A real-world dispute reveals a key truth: building code compliance isn’t absolute—approved plans, professional judgment and process ultimately define what meets code on a project.

Engineering Color That Lasts, High-Performance Pigments in Modern Coatings

High-performance colorant systems—built around UV-stable organic and inorganic pigments, proper dispersion, and validated accelerated weathering tests—deliver measurably better fade resistance, color uniformity, and long-term exterior coating durability than standard “universal” architectural tinting colorants.

Lynea Rivera

April 20, 2026

No Comments

Color in architecture goes beyond aesthetics—advanced pigment technologies enhance durability, fade resistance, and long-term performance, making colorant selection critical for resilient, high-performing coatings.

Gypsum Sheathing Explained: Capabilities, Limits, and Common Misconceptions

Gypsum sheathing is a reliable, code-recognized exterior substrate when used as intended, but misunderstandings about exposure limits and construction sequencing continue to drive preventable jobsite problems.

Mark Fowler

March 25, 2026

No Comments

Gypsum sheathing is a reliable, code-recognized exterior substrate when used as intended, but misunderstandings about exposure limits and construction sequencing continue to drive preventable jobsite problems.