The official Florida Product List includes exact records in the Roofing / Roofing Insulation source category for National Gypsum Company a dba of National Gypsum Services Company. Revision numbers are preserved separately; this page does not infer which revision is current.
The official Florida Product List records FL17840-R3 for National Gypsum Company a dba of National Gypsum Services Company under Roofing / Roofing Insulation. It lists 3 product line items, beginning with source model “DEXcell Cement Roof Board,” for code version 2023 and shows the raw status “Approved.”
The official Florida Product List records FL17840-R4 for National Gypsum Company a dba of National Gypsum Services Company under Roofing / Roofing Insulation. It lists 3 product line items, beginning with source model “DEXcell Cement Roof Board,” for code version 2023 and shows the raw status “Approved.”
Revision numbers alone do not prove which revision is current. This family page only labels a current revision when the official evidence confirms it; otherwise every verified revision remains independently accessible.