800 People Waterproof Outdoor Event Tent 20m by 25m

When you plan to held an outdoor event, what’s the right size for the people capacity making comers comfortable? Take 800 people for conference, Liri Tent suggest the size 20x25m waterproof outdoor event tent with 4m side height.

Thanks to modular structure design, unlimited increments in length by any 5m bay to meet larger people capacity meet. Like 20x30m, 20x35m, 20x40m…… Moreover, Liri Tent provide you different span width aluminum structure tent from 10m to 60m for your outdoor events.

waterproof outdoor event tent

Accessories

Optional accessories like glass door, glass or ABS walling system, interior decoration linings & curtains, wooden cassette flooring make your event luxury and high end.

Please be free to contact us for more information.
Terry Yuan – Zhuhai Liri Tent Technology Co., Ltd.
Mobile/WhatsApp: +86-135 7066 9856
Skype: tent72
E-mail: tent72@liri-tents.com

Technical Specifications

  • Frame: 6061-T6 aluminum alloy, 3–4mm wall thickness, 20–30 year lifespan
  • Roof & walls: 850gsm double PVC-coated polyester — 100% waterproof, UV & tear resistant, self-cleaning
  • Fire rating: flame-retardant to DIN4102 B1 / M2 / CFM
  • Connectors: hot-dip galvanized steel
  • Wind load: up to 100 km/h (with proper anchoring)
  • Snow load: 75 kg/sqm
  • Clear-span width: 3–60m, no interior poles or beams (100% usable space)
  • Bay distance: 3m / 5m, extendable in modular sections
  • Certifications: CE, TÜV, ISO9001, SGS
  • Options: glass / ABS / transparent walls, glass doors, flooring, lining, air conditioning, lighting

Tent Size & Capacity Guide

Use this quick reference to match guest numbers to a recommended clear-span size (banquet/seated layouts; theatre or standing fits more):

Guests Recommended Size (m) Imperial (ft) Floor Area
100 10m × 15m 33ft × 49ft 150 m²
150 10m × 20m 33ft × 66ft 200 m²
200 10m × 25m 33ft × 82ft 250 m²
300 15m × 25m 49ft × 82ft 375 m²
500 20m × 30m 66ft × 98ft 600 m²
800 20m × 40m 66ft × 131ft 800 m²
1000 25m × 40m 82ft × 131ft 1000 m²
2000 30m × 60m 98ft × 197ft 1800 m²

Frequently Asked Questions

What size event tent do I need for 800 people?

For around 800 guests we recommend a clear-span structure of about 20m × 40m (66ft × 131ft). The exact size depends on your layout — banquet seating with a stage and dance floor needs more space than theatre or standing setups. Our team sizes every event tent to your headcount and venue.

What materials is the tent made of?

A 6061-T6 aluminum alloy frame with an 850gsm double PVC-coated cover — 100% waterproof, flame-retardant to DIN4102 B1, wind-rated to 100 km/h and built to last 20+ years.

What are the MOQ, lead time and shipping for this event tent?

Production typically takes 3–6 weeks depending on size and options. We ship worldwide FOB by container, support flexible MOQ, and provide installation drawings and on-site guidance. Contact us for a quote.

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