ThermaSol Astra Indoor Sauna – 3–4 Person Corner Sauna with Glass Walls, LED Lighting & Virta Wi-Fi Heater

Step into Astra — a celestial sauna experience inspired by the stars and built for modern indoor sanctuaries. Designed to fit seamlessly into a corner layout, the ThermaSol Astra Sauna combines luminous transparency with grounded natural warmth.

Featuring brushed Tyrol wood walls and smooth thermo-aspen benches, this 3–4 person sauna is both visually striking and deeply soothing. Full glass panels enhance spaciousness, while RGB LED lighting lets you set your wellness mood with color therapy presets. At its core, a powerful 9kW Virta Wi-Fi-enabled heater delivers fast, consistent heat with digital and app-based control.

Multi-layer wall insulation with natural wood fiber makes Astra as efficient as it is beautiful — a long-lasting, energy-conscious solution for your indoor spa retreat.

Primary Unique Feature

Modern Glass + Corner Layout for Bright, Space-Saving Design
Astra’s transparent glass and left/right-corner layout create an airy, open atmosphere — ideal for integrating into wellness rooms, home gyms, or contemporary spas.

Additional Key Feature

Color Therapy + Wi-Fi Sauna Control
The full RGB LED lighting system with remote lets you adjust the ambiance to match your mood, while the Virta heater offers digital and app control — luxury meets intention.

Features

• Fits 3–4 people comfortably
• Corner layout with left or right entrance option
• Transparent full-glass panels for open, modern feel
• Thermo-Aspen benches for soft comfort
• Brushed Tyrol wood interior for natural texture
• 9kW Virta Electric Sauna Heater with Wi-Fi + App
• RGB Color Therapy LED lighting with remote control
• Multi-layer wall construction with natural wood fiber insulation
• Ships flat-packed via flatbed freight

What’s Included

• Astra Indoor Corner Sauna Kit
• 9kW Virta Wi-Fi Sauna Heater
• Sauna Stones
• Thermo-Aspen Bench System
• Transparent Glass Panels
• RGB LED Color Therapy Lighting + Remote
• Tyrol Wood Wall Panels
• Assembly Hardware + Instruction Manual

Shipping

Flat-rate shipping: $950
Shipped via flatbed freight. Sauna can be offloaded piece-by-piece by 3–4 people in 30–60 minutes. Forklift optional.

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