- Grand Ballroom Pre-Function at The Westin Chicago Lombard
- Grand Ballroom Pre-Function is 24 x 24 m (79 x 79 ft), 576 m² (6,200 sq ft), with a 3.1 m (10 ft) ceiling.
Open in 3D previzPlan view
Shape approximate: the venue publishes area only, so this room is drawn as a square of equal area.
LED wall that fits
Under a 3.1 m ceiling with 1.5 m trim and 0.3 m clearance you get 2 rows of 500 mm tile flown, which is tight; ground-stack or go lower on trim. Along the 24 m wall a Absen PL2.5 Plus V2 wall runs 38 x 2 (7600 x 400 px, 593 kg, 12.2 kW).
| Panel | Pitch | Wall (cols x rows) | Size | Resolution | Weight | Power (max) |
|---|---|---|---|---|---|---|
| Absen KLCOB 0.78 | 0.78 mm | 32 x 3 = 96 | 19.2 x 1 m | 24576 x 1296 | 432 kg / 952 lb | 8.5 kW, 41 A @ 208 V |
| Absen PL2.5 Plus V2 | 2.5 mm | 38 x 2 = 76 | 19 x 1 m | 7600 x 400 | 593 kg / 1,307 lb | 12.2 kW, 58 A @ 208 V |
| Absen PL3.9 Plus V2 | 3.9 mm | 38 x 2 = 76 | 19 x 1 m | 4864 x 256 | 593 kg / 1,307 lb | 10.6 kW, 51 A @ 208 V |
Wall sizing assumes 1.5 m trim to the bottom edge, 0.3 m clearance under the ceiling, and a wall no wider than 80% of the longest wall. Weight and power are tile totals from the panel spec sheet; add processing, rigging, and cable.
Seating estimate
After a 12 x 7 m stage, - Grand Ballroom Pre-Function holds about 1,093 theater seats, 447 banquet seats at rounds of 10, or 307 classroom seats. Back row in theater is roughly 17 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.
Other rooms at The Westin Chicago Lombard
- Grand Ballroom45.4 x 39.3 m (149 x 129 ft) · 6.1 m ceiling
- - Grand Ballroom ABCDEF, EFGHIJ33.8 x 39.3 m (111 x 129 ft) · 6.1 m ceiling
- - Grand Ballroom ABCDE, FGHIJ22.9 x 39.3 m (75 x 129 ft) · 6.1 m ceiling
- - Grand Ballroom EF21.9 x 39.3 m (72 x 129 ft) · 7 m ceiling
- Junior Ballroom20.4 x 38.7 m (67 x 127 ft) · 5.5 m ceiling
- - Junior Ballroom Pre-Function24 x 24 m (79 x 79 ft) · 3.1 m ceiling
- Harry Caray's Private Banquet Space33.8 x 16.8 m (111 x 55 ft) · 4.6 m ceiling
- - Junior Ballroom AB20.4 x 25.9 m (67 x 85 ft) · 5.5 m ceiling
- - Junior Ballroom BC20.4 x 25.6 m (67 x 84 ft) · 5.5 m ceiling
- Lilac27.1 x 17.7 m (89 x 58 ft) · 4 m ceiling
- - Grand Ballroom E, F11.9 x 39.3 m (39 x 129 ft) · 7 m ceiling
- - Grand Ballroom ABCD, GHIJ11.9 x 37.2 m (39 x 122 ft) · 6.1 m ceiling
Published dimensions (source), fetched 2026-09-04. All rooms at The Westin Chicago Lombard · Venues in Lombard