Armstrong Suffix Changes For Calla High NRC

We are changing the item numbers for Calla® HighNRC due to a change in raw materials. Existing inventory for these products will be depleted then transitioned to the new suffix.

There will be a visual change for this material. Old and new material should not be installed together.Calla® High NRC item numbers will have an additional “B”, as bolded in the “New Item Number” column below.

Download official letter HERE

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