... the metal joint 3. Lightweight,self-contained in aluminum case with black power coat finish 4. Aluminum casing provides rugged protection of ... Screen material:Matte white,glass bead,grey glass bead,glass fibre,soft metal.etc 9. Use the air-press sustain framwork ... metal:brightness>3.0,Visual angle>30,fire resistance accord with international standard MODEL No.RateSIZEpacking(cm)inchcmPSFC604:360″122× ...