Two 18 gauge galvanized steel sheet covers
Interior steel bar reinforcement for optimum security
Double layered high-density rockwool insulation and fire resistant gypsum board
2” thick door leaf
132 lbs. UL door leaf
Rebated door leaf for extra acoustic and security protection
Integrated gasket and edge sealing materials along three sides
Integrated weather stripping along the bottom

• LOCKING SYSTEM

Model RB507 4-way Multi-point Locking System
Four front lock bolts and spring loaded latch
Reinforced bottom and upper bolts
Hook-like rear fixed bolts
RB’s patented high security tamper proof cylinder
Security cover plates on both sides
*The Gladiator System upgrade is available for this model

• FRAME

16 gauge galvanized steel single or double rebated knockdown frame

• DIMENSIONS

Standard height from 80” up to 96

Standard width from 24” to 36

• STANDARDS

UL 10C – 90 minute fire rated
NFPA 252