RESOURCES

CORPORATE OFFICES

WALL TYPES


STC CEILING TO DECK INSULATION  GLAZING BLOCKING OR BACKER NOTES
Wall Type 1​​​​​​​ 55 ACT X X
Wall Type 2​​​​​​​ 31 at glass; 51 at solid wall ACT; Varies X X X
Wall Type 3 35 ACT
Wall Type 4 55 Gypsum X X
Wall Type 5​​​​​​​ 55 Gypsum; Varies X X
Wall Type 6​​​​​​​ 57 ACT; Varies X X X May be used for AV, brand installations, etc.
Wall Type 7​​​​​​​ 35 Open X
Wall Type 8​​​​​​​ 44 ACT X
Wall Type 9​​​​​​​ 55 Varies X X
Wall Type 10​​​​​​​ 40 Open  X X X Plywood only required on (x2) walls
Wall Type 11​​​​​​​ 40 ACT X As needed when the existing ACT ceiling grid should not be interrupted
Wall Type 12​​​​​​​ 50 Gypsum; Varies X X X

Details

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WALL TYPE 1

Gypsum wall to deck with ACT ceiling

  • STC: 55
  • Typical spaces:
  • Conference Room
  • Focus Room

WALL TYPE 2

Glazing wall with ACT ceiling

  • STC: 31 at glass; 50 at solid wall
  • Typical spaces:
  • Conference Room
  • Focus Room

WALL TYPE 3

Gypsum wall below deck with ACT ceiling

  • STC: 35
  • Typical spaces:
  • Copy/Mail Room



WALL TYPE 4

Glazing wall with gypsum ceiling on both sides of wall

  • STC: 35
  • Typical spaces:
  • Phone Room (Between two phone rooms)

WALL TYPE 5

Gypsum wall with gypsum ceiling on one side of wall 

  • STC: 55
  • Typical spaces:
  • Phone Room (between phone room and circulation path)

WALL TYPE 6

Gypsum wall to deck including blocking; with varied ceiling

  • STC: 57
  • Typical spaces:
  • Showroom


WALL TYPE 7

Gypsum wall to deck with open ceiling

  • STC: 35
  • Typical spaces:
  • Fuel Station
  • Custodial Room
  • Open Spaces

WALL TYPE 8

Gypsum wall below deck with ACT ceiling

  • STC: 44
  • Typical spaces:
  • Mothers' Room
  • Wellness Room



WALL TYPE 9

Gypsum wall to deck with partial drop ceiling

  • STC: 55
  • Typical spaces:
  • Library

WALL TYPE 10

Gypsum wall to deck including fire rating and plywood backing with open ceiling

  • STC: 40
  • Typical spaces:
  • MDF / IDF Room

WALL TYPE 11

Gypsum wall below ACT ceiling 

  • STC: 40
  • Typical spaces:
  • Open Huddle

WALL TYPE 12

Tile wall with gypsum ceiling

  • STC: 50
  • Typical spaces:
  • Restroom