Capitol Ballroom at Holiday Inn Washington Capitol - National Mall
Capitol Ballroom is 12.5 x 22.9 m (41 x 75 ft), 286 m² (3,082 sq ft), with a 4.3 m (14 ft) ceiling.
Open in 3D previzPlan view
LED wall that fits
Under a 4.3 m ceiling with 1.5 m trim and 0.3 m clearance you get 4 rows of 500 mm tile flown. Along the 22.9 m wall a Absen A2 Pro wall runs 36 x 4 (6048 x 672 px, 1,440 kg, 26.6 kW).
| Panel | Pitch | Wall (cols x rows) | Size | Resolution | Weight | Power (max) |
|---|---|---|---|---|---|---|
| 9thPanel DW1.9 S Pro | 1.875 mm | 30 x 7 = 210 | 18 x 2.4 m | 9600 x 1260 | 1,008 kg / 2,222 lb | 53.3 kW, 256 A @ 208 V |
| Absen A2 Pro | 2.97 mm | 36 x 4 = 144 | 18 x 2 m | 6048 x 672 | 1,440 kg / 3,175 lb | 26.6 kW, 128 A @ 208 V |
| Absen A3 Pro | 3.9 mm | 36 x 4 = 144 | 18 x 2 m | 4608 x 512 | 1,368 kg / 3,016 lb | 23 kW, 111 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, Capitol Ballroom holds about 449 theater seats, 183 banquet seats at rounds of 10, or 126 classroom seats. Back row in theater is roughly 15.9 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.
Other rooms at Holiday Inn Washington Capitol - National Mall
- Congressional Ballroom19.8 x 17.7 m (65 x 58 ft) · 3.7 m ceiling
- Congressional II10.7 x 17.7 m (35 x 58 ft) · 3.7 m ceiling
- Capitol I12.5 x 12.8 m (41 x 42 ft) · 4.3 m ceiling
- Capitol II12.5 x 10.1 m (41 x 33 ft) · 4.3 m ceiling
- Congressional I9.1 x 11.6 m (30 x 38 ft) · 3.7 m ceiling
- House Room7.3 x 11.6 m (24 x 38 ft) · 2.7 m ceiling
- Senate Room7.3 x 4.9 m (24 x 16 ft) · 2.4 m ceiling
- Caucus Boardroom6.1 x 4.6 m (20 x 15 ft) · 2.4 m ceiling
Published dimensions (source), fetched 2026-09-05. All rooms at Holiday Inn Washington Capitol - National Mall · Venues in Washington