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Description

Step into the pinnacle of outdoor wellness with the MW20 ThermoWood® Outdoor Sauna, the largest model in the Mande Spa USA collection. Expertly handcrafted in Lithuania, this premium sauna blends centuries of European sauna tradition with modern innovation, creating a retreat that embodies both luxury and durability.

Built for 5–6 people, the MW20 is ideal for families or gatherings of friends. Its spacious interior ensures comfort whether you’re reclining alone in silence or enjoying a social sauna session. The natural ThermoWood® construction not only gives it a stunning, elegant finish but also guarantees superior resistance to moisture, decay, and changing climates.

Designed to last, this outdoor sauna features integrated ventilation, LED mood lighting under the benches, and a tempered glass door and windows that enhance both aesthetics and functionality. Topped with bituminous roof tiles for weather protection, the MW20 elevates your backyard into a personal spa sanctuary.

With a 5-year warranty, robust durability, and timeless style, the MW20 isn’t just a sauna — it’s an enduring investment in your health, relaxation, and lifestyle.

Key Features

  • Occupancy: 5–6 people
  • Material: ThermoWood® (thermally modified wood)
  • Wall Thickness: 1.7″ for superior insulation and stability
  • Benches: ThermoWood® benches with LED lighting underneath
  • Roofing: Durable bituminous roof tiles
  • Ventilation: Integrated air system for consistent airflow
  • Lighting: LED illumination under seating for ambiance
  • Doors & Windows: High-strength tempered glass
  • Design: Spacious layout for stretching out or group use
  • Durability: Resistant to moisture, decay, and outdoor climates
  • Warranty: 5 years for peace of mind

Dimensions & Specifications

  • Overall Dimensions: 78.7″ L × 77.6″ W × 83.5″ H
  • Interior Dimensions: 68.9″ L × 75.6″ H
  • Wall Thickness: 1.7″
  • Weight: 1,565 lbs
  • Bench Depths: 15.7″ and 23.6″
  • Glass Thickness: 0.3″ (tempered)
  • Material: ThermoWood® (thermally modified wood)
  • Roof: Bituminous shingles
  • Electrical: LED lighting, standard sauna electrical hookup (heater specifications vary by installation, not included)

Manuals & Guides

Why Choose Mande Spa?

The MW20 stands as a statement piece of wellness, design, and craftsmanship. Unlike generic outdoor saunas, this model is hand-built in Lithuania, where sauna culture runs deep, ensuring every detail reflects tradition and expertise.

Its ThermoWood® construction makes it both sustainable and resilient, offering natural beauty that withstands harsh climates while maintaining stability. This material not only protects your investment but also delivers a warm, inviting feel that elevates any outdoor space.

More than a sauna, the MW20 is your wellness retreat at home. It combines modern touches like LED lighting and tempered glass accents with old-world craftsmanship, creating a perfect balance of function, durability, and elegance.

Shipping Details

Most MandeSpa orders arrive within up to 28 days. Timing can vary by destination, carrier scheduling, and product availability. Orders paid through Affirm can add 5 to 7 days.

Order Processing

  • Order Verification: After you place an order, we confirm availability with MandeSpa or an authorized distribution partner in our network.
  • Payment Authorization: Once availability is confirmed, your payment method is charged.
  • Order Placement: We then place the order with the supplier for fulfillment.
  • Order Cutoff Time: Orders placed after 2:00 PM CST may begin processing the next business day.

Shipping Rates and Delivery Timeline

  • Free Shipping: Shipping is FREE to the continental U.S. (lower 48 states).
  • Handling Time: 1 to 10 business days
  • Transit Time: 1 to 14 business days
  • Brand Timing Note: MandeSpa products typically deliver within up to 28 days.
  • Affirm Note: Orders paid through Affirm can delay shipping timelines by 5 to 7 days.

Shipment Confirmation and Tracking

  • Tracking Email: You will receive a shipment confirmation email once your order ships with tracking details.
  • Tracking Activation: Tracking may take up to 24 hours to populate after the label is created.
  • Carrier Selection: The carrier may vary based on cost and service quality.
  • Delivery Scheduling: Most freight carriers attempt to contact you 1 to 2 days before delivery to schedule a drop-off time, but this is not guaranteed.

Delivery Options

  • Standard Delivery: Curbside delivery only. You are responsible for bringing the shipment inside.
  • Optional Upgrades: White Glove Service (inside placement) and Premium Installation Service (inside placement plus assembly and installation) may be available for an additional fee at checkout, subject to availability in your area. These services can add 2 to 5 business days for scheduling and coordination.

Pre Order and Special Order Items

  • If an item is pre order or out of stock, we will email or call to confirm you are comfortable with extended shipping times before your payment is processed.
  • Delivery timelines are estimates and may change due to production, freight, or carrier factors.
  • Outside the lower 48 states: We can often arrange shipping, but it is not part of our standard offering. Contact us for a custom quote.

Damages

InHouseWellness.com is not liable for products damaged or lost during shipping. If your order arrives damaged, contact the carrier immediately to file a claim, save all packaging and damaged goods, and we will assist with coordination and documentation as needed.

Warranty Details

InHouse Wellness extends the Mande Spa manufacturer warranty to the original purchaser. Warranty coverage, terms, and remedies are set by Mande Spa. Any warranty claims should be communicated directly to Mande Spa USA.

Warranty Period

  • Mande Spa USA outdoor saunas: 5-year manufacturer warranty (as listed by the manufacturer).

Warranty coverage applies per the manufacturer’s written terms and may vary by component and/or included accessories.

How to Start a Warranty Claim (Contact Mande Spa USA)

When contacting Mande Spa USA, be prepared to provide:

  • Proof of purchase (invoice/receipt)
  • Product model (for example, MW12 / MW16 / MW20)
  • A clear description of the issue plus photos/video (recommended)
  • Delivery date and installation details (as applicable)

Mande Spa USA Contact

  • Email: info@mandespausa.com
  • Phone: +1 (414) 250-8251

Important Notes

  • Inspect the product upon delivery and document any visible freight damage before installation (photos help speed resolution).
  • Installation, use, and maintenance should follow the manufacturer’s guidelines to preserve warranty eligibility.

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