Armstrong BioBlock Plus Ceilings

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 This Icon identifies Armstrong BioBlock® Plus Ceilings.

Armstrong BioBlock Plus Ceilings:

  • Contain a broad spectrum antimicrobial treatment on face and back
  • Provides guaranteed resistance against the growth of mold/mildew and Gram-positive and Gram-negative odor/stain-causing bacteria

Ceiling panels treated with BioBlock Plus protection will not favor the development of micro-organisms.

  • Controlled laboratory tests have demonstrated the effectiveness of BioBlock Plus application compared to standard, untreated ceilings. Mold and mildew resistance tested pursuant to ASTM D 3273 method*). These tests are valid for the face and back of the panel
  • Testing under controlled conditions confirms that BioBlock Plus Ceilings resist Gram-positive, Gram-negative odor/stain-causing bacteria

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The standard “control” ceiling panels received a rating of 0, signifying “heavy growth” (on more than 60% of each specimen).   After a 28-day incubation period, a BioBlock Plus ceiling panel received a rating of 10 (D 3273 prescribed rating scale) or 0 (G-21 rating scale), signifying no visible mold growth.

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