Foundation: Ritual 2-Person

Section 4.2Site preparation

Foundation: Ritual 2-Person

Footprint, foundation rating, and acceptable surfaces for the 2-Person model — the lowest foundation load in the lineup.

The 2-Person sauna requires a foundation that supports a loaded weight of 1,100 lbs / 500 kg.

Footprint
53.1 inches × 51.2 inches (135 cm × 130 cm).
Foundation rating
Minimum 1,100 lbs / 500 kg distributed across the footprint.
Recommended foundation thickness for poured concrete
4 inches / 10 cm minimum.

Acceptable surfaces

See Section 4.1 for general principles.

  • 4 inch poured concrete slab
  • Existing concrete patio rated for similar load
  • Wood platform built to support 1,100 lbs distributed
  • Deck rated for 1,100 lbs of additional load on the footprint area

For clearance around the unit, see Section 4.11.

Last updated May 3, 2026