ThermaSol Astra 4-Person Indoor Traditional Sauna with Harvia Heater

Why You’ll Love It

The ThermaSol Astra combines traditional sauna performance with striking contemporary design. Its semi-panoramic glass corner, natural wood interior, thermo-aspen benches, and integrated lighting create a refined wellness environment, while the included Harvia Virta heater provides the heat and performance expected from a premium traditional sauna.

Technical Specifications

• 
  Capacity: Up to 4 people
  
• 
  Installation: Indoor
  
• 
  Sauna type: Traditional
  
• 
  Heater: Harvia Virta heater included
  
• 
  Exterior: Brushed Tyrol wood panels
  
• 
  Benches: Thermo-aspen
  
• 
  Glass: Semi-panoramic glass corner
  
• 
  Insulation: Multi-layer wood-fiber insulation
  
• 
  Lighting: Integrated customizable RGB LED lighting
  
• 
  Construction: Flat-packed for on-site assembly

What’s Included

• 
  ThermaSol Astra sauna cabin components
  
• 
  Harvia Virta sauna heater
  
• 
  Thermo-aspen benches
  
• 
  Integrated RGB LED lighting
  
• 
  Glass and wood cabin components
  
• 
  Components supplied by the manufacturer for standard assembly

Delivery & Premium Support

Complimentary shipping is available within the contiguous United States, subject to current supplier terms and product availability. This sauna is made to order, with estimated delivery in approximately 12–13 weeks. The sauna arrives flat-packed and requires on-site assembly. Due to its size and weight, freight delivery requirements may apply. Please inspect all components upon arrival and report any visible shipping damage promptly. Flame & Slate is available to assist with delivery and product-support questions.

Warranty & Support

This product is covered by the manufacturer's applicable warranty. Warranty periods, coverage, and exclusions are determined by ThermaSol and the applicable component manufacturers. Flame & Slate is available to assist with warranty questions and coordination with the manufacturer when needed.

Why Flame & Slate Selected This

We selected the ThermaSol Astra for its balance of traditional sauna performance and contemporary architectural design. The semi-panoramic glass corner, warm wood finishes, included Harvia heater, and integrated lighting make it especially well suited to customers creating a sophisticated indoor wellness space.