Grand Ballroom at Washington Marriott at Metro Center
Grand Ballroom is 38.7 x 15.5 m (127 x 51 ft), 600 m² (6,457 sq ft), with a 3.8 m (13 ft) ceiling.
Open in 3D previzPlan view
LED wall that fits
Under a 3.8 m ceiling with 1.5 m trim and 0.3 m clearance you get 4 rows of 500 mm tile flown. Along the 38.7 m wall a Absen PL2.5 Plus V2 wall runs 61 x 4 (12200 x 800 px, 1,903 kg, 39 kW).
| Panel | Pitch | Wall (cols x rows) | Size | Resolution | Weight | Power (max) |
|---|---|---|---|---|---|---|
| Absen KLCOB 0.78 | 0.78 mm | 51 x 5 = 255 | 30.6 x 1.7 m | 39168 x 2160 | 1,148 kg / 2,530 lb | 22.6 kW, 108 A @ 208 V |
| Absen PL2.5 Plus V2 | 2.5 mm | 61 x 4 = 244 | 30.5 x 2 m | 12200 x 800 | 1,903 kg / 4,196 lb | 39 kW, 188 A @ 208 V |
| Absen PL3.9 Plus V2 | 3.9 mm | 61 x 4 = 244 | 30.5 x 2 m | 7808 x 512 | 1,903 kg / 4,196 lb | 34.2 kW, 164 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 holds about 1,146 theater seats, 468 banquet seats at rounds of 10, or 322 classroom seats. Back row in theater is roughly 31.7 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.
Other rooms at Washington Marriott at Metro Center
- Junior Ballroom22.6 x 13.1 m (74 x 43 ft) · 2.9 m ceiling
- London I & II19.2 x 6.7 m (63 x 22 ft) · 2.7 m ceiling
- Salon B7.6 x 15.5 m (25 x 51 ft) · 3.8 m ceiling
- Salon C7.6 x 15.5 m (25 x 51 ft) · 3.8 m ceiling
- Salon D7.6 x 15.5 m (25 x 51 ft) · 3.8 m ceiling
- Salon A7.3 x 15.5 m (24 x 51 ft) · 3.8 m ceiling
- Salon 28.5 x 13.1 m (28 x 43 ft) · 2.9 m ceiling
- Capitol Hill11 x 9.4 m (36 x 31 ft) · 2.7 m ceiling
- Salon E13.4 x 7.3 m (44 x 24 ft) · 3 m ceiling
- Salon 17 x 13.1 m (23 x 43 ft) · 2.9 m ceiling
- Salon 37 x 13.1 m (23 x 43 ft) · 2.9 m ceiling
- London II6.7 x 13.4 m (22 x 44 ft) · 2.7 m ceiling
Published dimensions (source), fetched 2026-09-05. All rooms at Washington Marriott at Metro Center · Venues in Washington