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2025

TB-2025-01 Standard Manual Revisions

February 2025

  • Revised Standard – 15-year ARCA Warranty certificate
  • Revised Application – H.D. Polyisocyanurate Coverboard
  • New Accepted Membranes – IKO
  • New Accepted Adhesive – Polyglass
  • New Accepted Coverboard – Polyglass

TB-2025-02 Standard Manual Revisions

April 2025

    • New Product – Polyglass
    • New Products – Soprema
    • Revised Application Standard – IKO
    • New MB Application Standard
    • Revised Metal Roofing Standard

TB-2025-03 ARCA Membership Change - Siplast

June 2025

 

TB-2025-04 IKO System Calrification

August 2025

  • Combination base sheet membrane clarification – IKO

 

TB-2025-05 Accepted Product Revisions

October 2025

    • Revised Product Names – Atlas and Soprema
    • New Coverboard – Carlisle
    • New Membrane – IKO
    • New Membrane – Polyglass
    • Revised Metal Roofing Underlayment Standard

     

 

2024

TB-2024-01 Standard Manual Revisions

February 2024

TB-2024-02 ARCA Membership Change - Owens Corning

July 2024

TB-2024-03 Standard Manual Revisions

September 2024

AB-2024-04 15-Year ARCA Warranty Certificate Requirements

December 2024

TB-2024-05

New Standard – Reroofing over Metal Roofs
New Soprema Membranes
New Low Slope Term – Mud Curling
New Owens Corning Materials

December 2024