ThermaSol Astra 4 Person Indoor Traditional Sauna Kit with Semi-Panoramic Glass
An Important Note on Pricing and Returns:
We believe in upfront pricing and fair policies—no hidden fees, no surprises, and easy, transparent
returns. If you're comparing options, we encourage you to review competitors’ fine print carefully.
We've helped countless customers who had issues elsewhere, and we’re here to make sure that never
happens to you.
Official Distributor
An Important Note on Pricing and Returns:
We believe in upfront pricing and fair policies—no hidden fees, no surprises, and easy,
transparent returns. If you're comparing options, we encourage you to review
competitors’ fine print carefully.
We've helped countless customers who had issues elsewhere, and we’re here to make sure
that never happens to you.
Starts at: $5,901.00/mo Learn More
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Monthly payments start at: $5,901.00/mo Learn More
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Product Information
The ThermaSol Astra Sauna Cabin is a premium indoor sauna kit designed for up to four users, combining
modern minimalism with therapeutic wellness. Featuring brushed Tyrol wood panels, semi-panoramic glass,
and thermo-aspen seating, it creates a calm, open atmosphere inside any home or spa.
Powered by a 9kW Harvia Wi-Fi heater and enhanced with RGB LED color therapy lighting, it delivers a
customizable, energy-efficient sauna experience focused on relaxation, recovery, and everyday
well-being.
Product Features
The Astra Sauna Cabin blends elegant materials, smart heating, and immersive lighting to create a balanced indoor wellness environment.
Its insulated construction and ergonomic seating ensure comfort, while digital controls provide precision operation for a personalized sauna experience.
Thermo-aspen seating
Wi-Fi heater control
Glass panel design
RGB LED lighting
Multi-layer insulation
ThermaSol Astra Sauna Cabin
Minimalist Glass Design:
Semi-panoramic glass panels combined with brushed Tyrol wood create a modern, open-feel sauna that
blends seamlessly into interior spaces.
Thermo-Aspen Seating:
Ergonomically designed benches and backrests provide comfort, moisture resistance, and long-term
durability during frequent sauna use.
Efficient Heat Retention:
Multi-layer wood fiber insulation ensures consistent heat distribution and improved energy efficiency
during every session.
Smart Heating System:
Equipped with a 9kW Harvia Virta Wi-Fi heater for precise temperature control and fast heat-up
performance.
Custom Lighting Ambience:
Integrated RGB LED lighting allows full color customization to enhance relaxation, mood, and therapeutic
benefits.
Flexible Installation:
Flat-packed design enables straightforward assembly, making it suitable for homes, gyms, and wellness
studios.
What’s Included?
- Flat-packed Astra sauna cabin structure
- Harvia Virta 9kW Wi-Fi heater
- Harvia Xenio CX45 digital control system
- Harvia sauna stones (3 boxes)
- Thermo-aspen benches and backrests
- RGB LED lighting system
- Installation instructions manual
- 1-year manufacturer warranty
Key Features and Benefits
RGB therapy lighting, Wi-Fi control, Aspen comfort seating, and insulated glass panels deliver modern, efficient, immersive, relaxing sauna experience design.
Smart Wi-Fi Control
Adjust sauna temperature remotely using integrated digital controls for convenience and precision.
RGB Mood Therapy
Customizable lighting colors support relaxation, energy balance, and immersive wellness experiences.
Insulated Glass Design
Semi-panoramic glass maintains heat efficiency while creating an open, modern aesthetic.
Thermo-Aspen Seating
Moisture-resistant benches ensure comfort, durability, and ergonomic support during sessions.
About ThermaSol
ThermaSol, a US-based pioneer in residential steam showers, has been innovating spa equipment since 1958.
Established by David Altman, the company has been proudly family-operated for three generations and became part of the Harvia family in 2024.
Offering smart showers, steam and sauna systems, and advanced steamheads, ThermaSol is committed to delivering safe, reliable, and eco-friendly multi-sensory spa experiences.
Why Choose Us?
Choose Peak Primal Wellness for a personalized, community-driven approach to health. We prioritize your well-being with high-quality products, tailored solutions, and 24/7 support.
As a family-owned business, we build lasting relationships, offering authentic, effective solutions to help you achieve your wellness goals.
Join our thriving community and embark on a journey toward optimal health with passionate professionals who genuinely care. At Peak Primal Wellness, you're not just a customer—you're family.
Why Thousands of Health and Fitness Lovers Choose
Them
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Real humans. We answer quickly. Always here, always helpful
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Orders are processed immediately. You'll receive confirmation, tracking, and real-time updates within hours.
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Fast, insured, and fully trackable shipping — optimized for speed and visibility every step of the way.
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Our relationships guarantee the lowest prices. Transparent and fair. No surprises at checkout, and no shady
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Clear, honest, and fast. Our return policy is built to protect your investment, not dodge responsibility.
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Fast, helpful and always supportive
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Instant processing and updates
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Fast, insured, trackable shipping
Pricing
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Lowest prices, no surprises
Return & Warranty
Frustrating, misleading return policies
Clear, honest return policy
Specifications
| Brand | ThermaSol |
| Model | Astra Sauna Cabin |
| SKU | 14-ASTRADL |
| Capacity | 3–4 Persons |
| Material | Brushed Tyrol Wood Panels |
| Interior | Thermo-Aspen Wood |
| Heater | 9kW Harvia Virta Wi-Fi |
| Control System | Harvia Xenio CX45 Wi-Fi |
| Lighting | RGB LED Color Therapy |
| Dimensions | 85.4"W x 85.4"D x 83"H |
Warranty & Returns
Return Policy
To request a return or refund, customers can use our contact form, email info@peakprimalwellness.com, or phone – (877) 689-4898 . Once the product is inspected and confirmed to be in brand new condition, we will initiate the refund, which typically takes 5–7 business days to post back to the original payment method. Refunds can be applied via the customer’s preferred method, including card or bank transfer. Shipping instructions and the return address will be provided upon contacting customer service. Please include photos if the product arrives damaged. Click here to view our complete return policy for more details.
Shipping Policy
Customers may contact us by phone or email anytime to inquire about the status of their order. While we may not always have a tracking link available before the order ships, we are happy to check its current status for you. If an item is never received, please contact us immediately. We will promptly file a claim on your behalf and ship a replacement to ensure you receive your product as soon as possible. Click here to view our complete Shipping policy for more details.
Frequently Asked Questions
How many people can use the Astra Sauna Cabin?
The sauna comfortably accommodates 3 to 4 adults, making it ideal for family use or small group wellness sessions.
Is this sauna suitable for home installation?
Yes, it is specifically designed for indoor use in homes, gyms, spas, and wellness rooms with a flat-packed assembly system.
What heating system is included?
It comes with a 9kW Harvia Virta Wi-Fi electric heater designed for efficient, fast, and consistent heat distribution.
Can I control the sauna remotely?
Yes, Wi-Fi enabled controls allow remote temperature adjustment and scheduling through the digital interface.
What materials are used inside the sauna?
The interior uses thermo-aspen wood, known for its durability, smooth texture, and resistance to heat and moisture.
Does the sauna include lighting features?
Yes, it features integrated RGB LED color therapy lighting with customizable settings for mood enhancement.
Is the sauna energy efficient?
Yes, the multi-layer insulation system improves heat retention, reducing energy consumption while maintaining consistent performance.
