TECTUM DESIGNART - Lines Tegular Ceilings

Transform interior spaces with a three dimensional visual by combining texture, routed patterns, and colors with sustainable, acoustical TECTUM DESIGNART – Lines Tegular Ceiling Panels.

Key Features & Performance

  • 29 standard routed panels for 24" × 24" and 24" × 48" Tegular ceilings
  • Color-coordinated suspension systems available
  • CLEANASSURE family of products – includes disinfectable panels, suspension systems, and trim (standard colors only)
  • Part of the SUSTAIN portfolio, and meeting the most stringent industry sustainability compliance standards today
  • TECTUM DESIGNART – Lines panels have UL® Certified acoustics with testing and reporting that align with industry-wide best practices
  • Touch-up paint for standard colors Precision routing of lines allows for seamless connections between different panel face designs
  • Mold- and mildew-resistant surface
  • Durable for heavy-use interiors
  • Short lead times
  • All edges are painted
  • USDA Biobased content: 98%
TECTUM Wood Fiber
Sound Absorption (NRC)

A measure for rating the overall sound absorption of a material when used in an enclosed architectural space where sound is reflected at many angles of incidence. A ceiling system with an NRC < 0.50 is low performance, an NRC > 0.70 is high performance.

Fire Performance
Class A (UL)
Sag/Humidity Resistance

Ceiling panels maintain humidity and sag resistance.

Impact Resistance

Surface impact based on the Striking Ball Impact Test, modified ASTM D1037 procedure.


May be fogged following CDC recommendations using EPA-approved disinfectant ​cleaners per Armstrong Cleaning & Disinfecting Guidelines​

USDA certified biobased content

This product is part of the USDA BioPreferred Program and it's biobased content has been independently laboratory tested and third-party certified.

Special Applications
Exposed Structure
Direct-to-customer branch of Armstrong.
Complimentary ceiling design & pre-construction service.
Sustainability Profile
LEED  •  WELL  •  Living Building Challenge
Recyclable/Extended Producer Responsibility
FSC (for wood)
Energy Management
Recycled Content
Construction Waste
Sourcing of Raw Materials
Regional Materials
Location Dependent
Material Ingredient Reporting
Design for Flexibility
Low emitting/materials
Lighting Quality
Biobased Materials
Acoustics (With Infill Panels)
High Performance Sustainable Ceiling Systems
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Living Building Challenge Compliant
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