Cube 250
An outdoor sauna ritual framed in glass — the sculptural cube for five or six
The Hekla Cube 250 is the flagship outdoor cube sauna — a glass-fronted garden retreat for 5–6 people.
Availability
Available in 2026
Pre-orders now open — reserve yours today.
5–6 people
Capacity
225 × 246 × 235 cm
Size
Overview
The Hekla Cube 250 is the flagship outdoor cube sauna — a glass-fronted garden retreat for 5–6 people. The sculptural cube roofline, full double-glazed glass front and panoramic window create a modern architectural centrepiece that elevates any outdoor space. Two long facing thermo-aspen benches seat five to six comfortably. Built for year-round use on 3 foundation beams, with a 40mm thermo-spruce frame, shingle roof and your choice of Harvia electric or wood-fired heater. ETL Listed and CE marked.
At a Glance
- Capacity5–6 people
- Dimensions225 × 246 × 235 cm
- Width225 cm
- Depth246 cm
- Height235 cm
- Wood40mm thermo-spruce frame; Thermo Aspen benches and duckboard flooring
Specifications
Capacity
- Capacity
- 5–6 people
- Dimensions
- 225 × 246 × 235 cm
- Width
- 225 cm
- Depth
- 246 cm
- Height
- 235 cm
Construction
- Wood
- 40mm thermo-spruce frame; Thermo Aspen benches and duckboard flooring
- Glass
- Full double-glazed glass front panel; 8mm tempered glass sauna door; Half double-glazed panoramic window
- Roof
- Bituminous roof shingles (included)
- Foundation
- 3 foundation beams (included)
Heater
- Type
- Traditional Steam
- Heater Options
- Electric (Harvia Cilindro 9 kW manual or 9 kW digital+Wi-Fi) or Wood-burning (Harvia Linear 18 14.3 kW) — sold separately
What's Included
Every detail engineered for an exceptional experience.
Customize Your Sauna
Choose the finishes that fit your style and space.
Heater Options
Why Choose the Cube 250
Outdoor Quality
Built to the highest standards in the industry.
Backed by Warranty
Comprehensive coverage and local service.
Local Support
Service from Atmosphere Hot Tubs in Orleans, Ottawa.
Warranty & Support
Every Hekla Saunas sauna is backed by a comprehensive factory warranty, and as your authorized dealer, Atmosphere Hot Tubs provides full local service and support right here in Orleans, Ottawa.
Lifetime Shell
Industry-leading structural warranty
Local Service
Orleans-based technicians
Authorized Dealer
Factory-certified team
Other Models in the Cube Collection
Reserve Your Cube 250
Pre-orders now open — Available in 2026. Contact Atmosphere Hot Tubs in Orléans to reserve yours.
Hekla Saunas
Cube 250