DensDeck StormX Prime Roof Board

DensDeck® StormX Prime Roof Boards by Georgia-Pacific Gypsum are a reinforced gypsum cover board with an enhanced, moisture-resistant core and coated glass mat facers. DensDeck StormX is extremely durable and is approved for use in assemblies meeting FM’s Very Severe Hail (VSH) Classification.

System

EPDM

TPO

PVC

ModBit

Provides added protection from excessive foot traffic, wind, and hail
First gypsum cover board to meet FM VSH classification under single-ply membranes
Approved as a thermal barrier over combustible and non-combustible roof decks
Achieves UL 790 Class A and FM Class 1 approvals
Manufactured to meet the “Type X” requirements of ASTM C1177