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Conference Rooms 20 & 21 at San Antonio Marriott Rivercenter on the River Walk

Published dimensions

Conference Rooms 20 & 21 is 8.5 x 18.3 m (28 x 60 ft), 156 m² (1,675 sq ft), with a 3 m (10 ft) ceiling.

Plan view

LED wall that fits

Under a 3 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 18.3 m wall a Absen A2 Pro wall runs 29 x 2 (4872 x 336 px, 580 kg, 10.7 kW).

Panel	Pitch	Wall (cols x rows)	Size	Resolution	Weight	Power (max)
9thPanel DW1.9 S Pro	1.875 mm	24 x 3 = 72	14.4 x 1 m	7680 x 540	346 kg / 762 lb	18.3 kW, 88 A @ 208 V
Absen A2 Pro	2.97 mm	29 x 2 = 58	14.5 x 1 m	4872 x 336	580 kg / 1,279 lb	10.7 kW, 52 A @ 208 V
Absen A3 Pro	3.9 mm	29 x 2 = 58	14.5 x 1 m	3712 x 256	551 kg / 1,215 lb	9.3 kW, 45 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, Conference Rooms 20 & 21 holds about 159 theater seats, 65 banquet seats at rounds of 10, or 44 classroom seats. Back row in theater is roughly 11.3 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.

Other rooms at San Antonio Marriott Rivercenter on the River Walk

Grand Ballroom79.2 x 48.8 m (260 x 160 ft) · 7.6 m ceiling
Salons G-M48.8 x 36.9 m (160 x 121 ft) · 7.6 m ceiling
Salons A-E48.8 x 36.6 m (160 x 120 ft) · 7.6 m ceiling
Salons GHI48.8 x 26.2 m (160 x 86 ft) · 7.6 m ceiling
Salons E&F47.5 x 25.6 m (156 x 84 ft) · 7.6 m ceiling
Salons CDE25 x 36.6 m (82 x 120 ft) · 7.6 m ceiling
Salons H&I34.7 x 26.2 m (114 x 86 ft) · 7.6 m ceiling
Salons ABF24.1 x 36.6 m (79 x 120 ft) · 7.6 m ceiling
Salon E25.3 x 24.7 m (83 x 81 ft) · 7.6 m ceiling
Salon F25.3 x 22.9 m (83 x 75 ft) · 7.6 m ceiling
Pearl 1-340.5 x 14 m (133 x 46 ft) · 3 m ceiling
Salons I&J15.2 x 36.9 m (50 x 121 ft) · 7.6 m ceiling

Published dimensions (source), fetched 2026-09-05. All rooms at San Antonio Marriott Rivercenter on the River Walk · Venues in San Antonio