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Healthier Spaces Collection

Ceilings to create a healthier workplace

Let's clear the air! Create safer and more comfortable spaces by improving indoor air quality, keep surfaces clean, and bringing down the noise.

Need help installing? We’ve got you covered

Tell us about your commercial or residential project for a free quote and let us do the rest.

  End-to-end project management

 Backed by Armstrong Ceilings

 Managed around your schedule

 Prep and clean-up included

 Industry-leading installation warranty

 Certified, professional installers

Have questions? We’re here to help

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Our customer service can answer any of your ceiling questions.

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We’re here to help you create the space of your dreams.

TECTUM Design Art Lines - Direct Attach - Child

Item #: 5421D05T10

Regular price

Covers 4 sq. ft.


Reg: ($64.21 /carton) Save %

$16.05 /sq. ft. Covers 4 sq. ft. $64.21 /carton |  Save $-47.89 (Liquid error: divided by 0% off)

Ships FREE in 6 weeks
Most delivery dates can be tracked after shipment.

Select attributes and choose the quantity below

There’s no obligation to continue with installation if you decide later that you don’t need it.
How installation works

Absorbs sound

Depending on the mounting method, these panels can be some of the best at bringing down the noise in your space.

Multiple designs

These panels are available in four different designs to give your space a unique look.

Versatile Installation

These panels provide the versatility and flexibility to be installed on your ceiling, wall, or both.


0 of 1

Sound Absorption

0 of 50

Sound Blocking

What do these features mean?

TECTUM Design Art Lines - Direct Attach - Child

  • Item: 5421D05T10
  • Edge Profile & Grid Size: Rays
  • Product dimensions: 24" x 24" x 1"
  • Package quantity: 1 tiles /carton
  • Weight: 52lbs

This product can be installed 4 different ways. Refer to the different methods below and make sure to follow the complete set of installation instructions.

Download installation instructions

Not quite ready for DIY?
Learn more about Kanopi installation service

Need help choosing an installation method?

Call us: (866) 438 8833 Chat with us

Most Armstrong ceilings and grid have a 30-year limited systems warranty when installed together and used under normal conditions.

Link to download

Panels with Sag, Mold, and Mildew Resistance have a 10-year limited, stand-alone warranty.

Link to download

If you do not see your product listed in the documents, please contact us for additional warranty information: 866-438-8833.

Due to the carton sizes and weights, ceiling tile deliveries could be quite large and heavy. You can place a note on your order during checkout for special delivery instructions.