Leil® Saunas Black Cube Comfort (6-Person) Outdoor Sauna
A compatible sauna heater is required for operation. Select a complete heater package below, or choose Sauna Only if you already have an approved compatible heater.
Compare Heater Packages
Compare Heater Packages
Choose electric Wi-Fi convenience or a traditional wood-fired setup.
Harvia KIP 8 kW Wi-Fi Package
A proven wall-mounted heater with traditional styling and connected control.
HUUM DROP 9 kW Wi-Fi Package
Higher-output DROP heater with an architectural look and generous exposed stone surface.
Wood-Burning Heater
A more hands-on sauna experience with natural flame and traditional wood-fired heat.
Product Overview
The Leil® Saunas Black Cube Comfort (6-Person) Outdoor Sauna is the largest and most social Black Cube model, with opposing benches and room for up to six people.
Black Cube pairs a bold dark exterior with signature rounded arches, 40 mm ThermoWood® construction, black tempered glazing and comfortable two-level seating. Wider approximately 23.6-inch benches support both sitting and reclining, while the side-positioned heater area preserves the open view through the glass front.
Exterior dimensions: 86.2"W × 89.0"D × 86.6"H
Interior dimensions: 80.2"W × 78.0"D × 80.2"H
Steam-room volume: 275.5 cu. ft. (7.8 m³)
Capacity: 6 people
Heater is sold separately. Compatible with electric or wood-burning heater configurations. Optional LED lighting and, for Classic and Comfort, an optional half-panoramic rear window are available separately.
Features & What’s Included
Specifications & Dimensions
Heater, Electrical & Site Requirements
Shipping, Delivery & Assembly
Professional Install
Would you prefer professional assistance bringing in, assembling and setting up your sauna or wellness equipment? Core Human Health can connect you with Pure Install, an independent installation provider serving residential and commercial projects across the United States and Canada.
Request a customized quote for services that may include:
• Moving packaged components from the delivery area into your prepared installation space
• Unboxing, assembly and product setup
• Placement and installation coordination
• Optional removal of packaging and debris
REQUEST A PROFESSIONAL INSTALLATION QUOTE
or call: 833.450.3035 x6005
New installations completed by Pure Install include a one-year workmanship warranty. Final coverage is governed by the customer’s Pure Install quote and service agreement.
Professional installation is not included in the product price or complimentary curbside freight delivery. Freight delivery and installation are separate appointments.
Pricing, availability and the exact scope of service are determined by Pure Install based on the product, location, site access, stairs, placement requirements and site conditions. Your installation space, foundation, electrical service, plumbing and permits must meet the manufacturer’s instructions and applicable local requirements. Any required licensed electrical or plumbing work is included only when specifically confirmed in your Pure Install quote.
Pure Install is an independent third-party service provider. Installation services are quoted, scheduled, contracted and performed directly by Pure Install.
Warranty & Returns
Manuals & Care
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WHAT HAPPENS AFTER PURCHASE
Black Cube Outdoor Series • 6-Person
The social Black Cube, sized for six
Designed for connection
THE LEIL® EXPERIENCE
A more intentional way to sauna
Rooted in Estonia, Leil® Saunas brings together Nordic craftsmanship, thoughtful design, and the simple ritual of heat and stillness.
Each sauna is designed to feel as considered as the space around it — with clean architectural lines, carefully selected materials, and a focus on creating an environment where you can slow down, reset, and return to what matters.
Leil® believes a sauna should be more than another piece of wellness equipment. It should become a lasting part of the home and a ritual you look forward to returning to for years to come.
Leil® Saunas Black Cube Collection
Bold design. Natural warmth. Your own outdoor retreat.
Create a space that invites you to slow down. The Leil® Saunas Black Cube Collection pairs a distinctive dark exterior with natural wood interiors, generous glass, and the comforting warmth of traditional sauna bathing.
Signature curved arches soften the architectural shape, while black-tinted glass gives the collection its unmistakable character. Designed for outdoor spaces where both appearance and comfort matter, Black Cube brings a considered balance of craftsmanship and everyday practicality.
The Leil® Saunas Black Cube Comfort (6-Person) Outdoor Sauna is the largest and most social Black Cube model, with opposing benches and room for up to six people.
Black Cube pairs a bold dark exterior with signature rounded arches, 40 mm ThermoWood® construction, black tempered glazing and comfortable two-level seating. Wider approximately 23.6-inch benches support both sitting and reclining, while the side-positioned heater area preserves the open view through the glass front.
Exterior dimensions: 86.2"W × 89.0"D × 86.6"H
Interior dimensions: 80.2"W × 78.0"D × 80.2"H
Steam-room volume: 275.5 cu. ft. (7.8 m³)
Capacity: 6 people
Heater is sold separately. Compatible with electric or wood-burning heater configurations. Optional LED lighting and, for Classic and Comfort, an optional half-panoramic rear window are available separately.
