Name: Fortis
Brand: Thermasol
SKU: OSAU006
Price: 36620.0 USD
Availability: InStock

$36,620.00

Fortis is a sleek, enclosed outdoor sauna built for 3–4 people, offering a private yet light-filled retreat. Its modern eave-style roofline and glass front bring a contemporary edge to any outdoor setting, while the insulated construction ensures year-round comfort. Inside, brushed thermally modified wood walls and aspen benches create a warm, inviting atmosphere, enhanced by integrated LED color lighting.

With multi-layer insulation, a durable weather-resistant roof, and smart control options, Fortis delivers powerful performance and a refined wellness experience in any season. The Fortis arrives fully assembled, but please note shipping instructions and space/placement requirements below.

Comfortably seats 3-4 people.

Exterior Dimensions:

7' 3" W x 7' 6" D x 7' 5" H

Estimated lead time: 4-8 Weeks

Outdoor saunas are delivered via flatbed trailer and fully assembled.
Customers are notified two weeks prior to the scheduled delivery to allow time for preparation. A forklift or crane is required for unloading this unit. Due to its size and weight, manual offloading is not recommended. Please ensure the proper equipment is available at the time of delivery.
Please ensure you are fully prepared to receive and unload your sauna in accordance with the instructions provided in your manual.

Shipping Rate(s)

Zone 1 - $2,500 Shipping:

CT, ME, MN, NH, NY, PA, RI, VT, WI

Zone 2- $3,500 Shipping:

AL, AR, DE, FL, GA, IL, IN, IA, KY, LA, MD, MI, MO, MS, NC, NJ, OH, SC, TN, VA, WV

Zone 3 - $4,500 Shipping:

CO, KS, ND, NE, NM, OK, SD, TX, WY

Zone 4 - $5,500 Shipping:

AZ, CA, ID, MT, NV, OR, UT, WA

Currently not shipping out of the continental US.

Space and Placement Requirements

Outdoor saunas are delivered fully assembled. A forklift or crane is required for placement, and a licensed electrician must install the heater.

The path from delivery point to placement site must be clear and accessible for equipment. Saunas should be installed on a firm, level surface with slight runoff for drainage—such as concrete, decking, pavers, or compacted gravel.

Exterior Dimensions:

7' 3" W x 7' 6" D x 7' 5" H

Lumber	Thermally Modified Aspen (Interior), Thermally Modified and brushed Nordic spruce/Pinewood (Exterior)
Glass	8mm. Parsol Dark Grey Glass (PSDG)
Hardware	Aluminum-framed glass door with hidden hinges
Lighting	RGB LED color light therapy with remote

This sauna requires very little maintenance. On a daily basis, make sure to wipe down the sauna benches, every few months wipe down the exterior of any grime or build up, and annually, check the stones for any cracks or brittleness and rinse them off.