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Interior Acoustical Panels

Concellico Ceiling Panels Select TAG to import BIM product files.

Tectum Concellico Ceiling System combines the acoustical absorption and abuse resistance of standard Tectum Ceiling Panels with a completely concealed grid system. Using a specially designed stabilizer bar between main tees, Concellico provides for a consecutive, concealed, suspended ceiling system. Tectum Inc.’s Lifetime Warranty against breakage is another benefit of the system.
Concellico Acoustical Ceiling Panels - TECTUM

NRC/Mountings - Noise Reduction

Installation Instructions


ASTM E-84 - Flame Spread/Smoke Developed

Tectum Interior Ceiling Panels - 0 Flame Spread, 0 Smoke Developed

Sizes & Finishes

The panels are available in 23 3/8” width (bevel to bevel) and 4’, 5’ and 6’ lengths only. Concellico Ceiling System Panels are available in a thickness of 1 1/2” that provides a Noise Reduction Coefficient of .50. They can be cut easily and shaped with standard woodworking tools as some field adjustments will be necessary.

Tectum Concellico Ceiling System Panels can be used in their attractive unpainted natural color, painted white, or custom colors. Also, these panels may be painted or repainted in the field up to six times without reducing their acoustical properties. Tectum decorative and acoustical panels can take repeated abuse and still retain their appearance. Tectum ceiling panels have remained the product of choice for over 60 years for any area where noise is a problem and the ceilings are subject to abuse. Tectum ceiling panels meet the requirements of ASTM E-1264 Type XIV pattern L Class A. Please see the Concellico Ceiling System Installation Instructions (I -3) for complete installation details.


  • 1" - 1.65 lbs./square foot

  • 1½" - 2.55 lbs./square foot

  • 2" - 3.50 lbs./square foot


  • 1.75 per inch of thicknes
Light Reflectance


Tectum ceiling and wall panel measurements are plus or minus
1/8 - 1/4". Thicknesses are nominal. Panels that are to be butted must be beveled and will require field fitting or molding can be used to cover edges.


Tectum Acoustical Panels can be used over swimming pools and in open construction such as breezeways and open garages. They should not be installed where they will come in direct contact with water or condensation. Reveal edge panels (Tonico) should not be used for this purpose.

1" panels should not be used where the relative humidity will exceed 85%. Panels 1½" or thicker are not restricted by humidity conditions.

In all cases, the plenum must provide cross-ventilation to prevent condensation.

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Tectum Manufacturing Facility, PO Box 3002, Newark, OH 43058 • 888-977-9691 • 740-345-9691 Copyright© 2017

Tectum, Acousti-Tough and Fabri-Tough are registered trademarks of Armstrong World Industries.