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Grand Hall KLMN at Hyatt Regency Chicago - $200M Transformation

Published dimensions

Grand Hall KLMN is 18.4 x 34.4 m (60 x 113 ft), 633 m² (6,814 sq ft), with a 2.9 m (10 ft) ceiling.

Plan view

LED wall that fits

Under a 2.9 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 34.4 m wall a Absen PL2.5 Plus V2 wall runs 55 x 2 (11000 x 400 px, 858 kg, 17.6 kW).

Panel	Pitch	Wall (cols x rows)	Size	Resolution	Weight	Power (max)
Absen KLCOB 0.78	0.78 mm	45 x 3 = 135	27 x 1 m	34560 x 1296	608 kg / 1,339 lb	11.9 kW, 57 A @ 208 V
Absen PL2.5 Plus V2	2.5 mm	55 x 2 = 110	27.5 x 1 m	11000 x 400	858 kg / 1,892 lb	17.6 kW, 85 A @ 208 V
Absen PL3.9 Plus V2	3.9 mm	55 x 2 = 110	27.5 x 1 m	7040 x 256	858 kg / 1,892 lb	15.4 kW, 74 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 Hall KLMN holds about 1,220 theater seats, 499 banquet seats at rounds of 10, or 343 classroom seats. Back row in theater is roughly 27.4 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.

Other rooms at Hyatt Regency Chicago - $200M Transformation

Riverside Centre Exhibition Hall80.6 x 80.6 m (264 x 264 ft) · 3.7 m ceiling
Riverside West Exhibition Hall61 x 61 m (200 x 200 ft) · 3.7 m ceiling
Riverside East Exhibition Hall52.8 x 52.8 m (173 x 173 ft) · 3.7 m ceiling
Grand Ballroom64.9 x 34.7 m (213 x 114 ft) · 5.2 m ceiling
Grand Hall40.5 x 40.5 m (133 x 133 ft) · 3 m ceiling
Regency Ballroom21.9 x 70.1 m (72 x 230 ft) · 3.6 m ceiling
Grand Ballroom ABCD38.8 x 38.8 m (127 x 127 ft) · 3 m ceiling
Grand Ballroom CDEF38.8 x 38.8 m (127 x 127 ft) · 5.2 m ceiling
Grand Ballroom ABCD43.3 x 34.7 m (142 x 114 ft) · 5.2 m ceiling
Grand Ballroom CDEF43.3 x 34.7 m (142 x 114 ft) · 5.2 m ceiling
Regency Ballroom ABC21.9 x 53 m (72 x 174 ft) · 3.6 m ceiling
Regency Ballroom BCD21.9 x 53 m (72 x 174 ft) · 3.6 m ceiling

Published dimensions (source), fetched 2026-09-04. All rooms at Hyatt Regency Chicago - $200M Transformation · Venues in Chicago