Protection of your family and your home is extremely important.
SHEETROCK Brand Gypsum Panels - FIRECODE and FIRECODE C Core are
factory-fabricated, composed of a fire-resistant gypsum core
encased in heavy natural-finish paper on the face side and strong
liner paper on the back side. Both the face and back papers are
manufactured with 100% recycled paper. Made in 12.7 mm (1/2") and
15.9 mm (5/8") thicknesses, SHEETROCK Brand Gypsum Panels -
FIRECODE and FIRECODE C Core offer a specially formulated gypsum
mineral core that provides fire resistance superior to that offered
by regular gypsum panels. Systems using SHEETROCK Brand
Gypsum Panels have qualified for fire ratings up to 4 hours in
walls, 3 hours in ceilings, and 4 hours on columns, giving you
added peace of mind.