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Gallery Ballroom at The Westin Chicago Northwest

Published dimensions

Gallery Ballroom is 19.8 x 19.5 m (65 x 64 ft), 386 m² (4,156 sq ft), with a 3.7 m (12 ft) ceiling.

Open in 3D previz

Plan view

19.8 m / 65 ft19.5 m / 64 ft grid 1 m

LED wall that fits

Under a 3.7 m ceiling with 1.5 m trim and 0.3 m clearance you get 3 rows of 500 mm tile flown, which is tight; ground-stack or go lower on trim. Along the 19.8 m wall a Absen PL2.5 Plus V2 wall runs 31 x 3 (6200 x 600 px, 725 kg, 14.9 kW).

PanelPitchWall (cols x rows)SizeResolutionWeightPower (max)
Absen KLCOB 0.780.78 mm26 x 5 = 13015.6 x 1.7 m19968 x 2160585 kg / 1,290 lb11.5 kW, 55 A @ 208 V
Absen PL2.5 Plus V22.5 mm31 x 3 = 9315.5 x 1.5 m6200 x 600725 kg / 1,599 lb14.9 kW, 72 A @ 208 V
Absen PL3.9 Plus V23.9 mm31 x 3 = 9315.5 x 1.5 m3968 x 384725 kg / 1,599 lb13 kW, 63 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, Gallery Ballroom holds about 671 theater seats, 274 banquet seats at rounds of 10, or 188 classroom seats. Back row in theater is roughly 12.8 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 Northwest

Published dimensions (source), fetched 2026-09-05. All rooms at The Westin Chicago Northwest · Venues in Itasca

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