SaunaLife Model GL4 – Garden Luxury-Series Outdoor DIY Sauna Kit (Thermo-Spruce, Up to 4 Persons)

The SaunaLife Model GL4 redefines outdoor wellness through minimalist Nordic design, premium materials, and effortless installation. Crafted from 1.57-inch Thermo-Spruce, this 4-person Garden Luxury-Series sauna delivers the warmth, craftsmanship, and serenity of an authentic Scandinavian retreat — right in your own backyard.

The GL4’s modern linear form features horizontal eaves and an integrated porch for a refined, architectural appearance. A full bronze-glass front provides abundant natural light and a sense of openness, blurring the boundary between indoor comfort and the beauty of your surroundings.

Inside, the two-tier ergonomic benching is made from silky-smooth, knot-free hardwood for elevated comfort and durability. Both interior and exterior LED lighting — controlled via Wi-Fi or handheld remote — illuminate the sauna with a soft, restorative glow.

Built to withstand any climate, the GL4 includes roofing, metal flashing, and insulated Thermo-Spruce constructionfor unmatched weather resistance and long-lasting performance. SaunaLife’s modular kit design allows two people to assemble this premium outdoor sauna in just two days, achieving professional-quality results with ease.

• Premium Thermo-Spruce Construction: 1.57” thick Nordic wood delivers superior insulation, beauty, and longevity.

• Architectural Design: Modern horizontal eaves and integrated porch create a striking, contemporary look.

• Bronze Glass Front: Full-height tempered glass windows and door invite natural light and panoramic views.

• Ambient LED Lighting: Wi-Fi and remote-controlled system features full-width “dotless” exterior lighting and interior indirect glow.

• Spacious Comfort: Two-tier benching offers ergonomic relaxation for up to four bathers.

• Durability for All Seasons: Includes black fascia boards, metal flashing, and insulated construction for weatherproof performance.

• DIY Excellence: Two-person, two-day assembly with pre-cut panels and complete fastener set.

• Eco-Treated Timber: Thermo-Spruce lasts up to 2× longer than cedar and resists moisture, decay, and fungus.

• Handcrafted in Northern Europe: Built with precision by sauna artisans for lasting quality.

• Luxury Finishing Touches: Includes ventilation, drainage, and sleek black hardware for a polished aesthetic.

• Thermo-Spruce Wall, Roof, Floor, and Porch Boards

• Tempered Bronze Glass Front and Reversible Door (Full-Length Handle, Black Frame)

• Two-Tier Thermo-Hardwood Benches & Backrests

• Ground Frame & Black Metal Flashing

• EPS Insulation & Self-Adhesive Roofing Felt

• Ventilation and Drainage Systems

• Screws, Fasteners, and Assembly Hardware

• Wi-Fi-Enabled LED Lighting System (Interior & Exterior)

• Wireless Handheld Remote

• Assembly Instructions

• 2-Year Limited Warranty (Consumer Use)

This product ships via freight carrier (LTL) throughout the contiguous United States. Shipping costs are calculated at checkout based on your selected product.

Freight delivery is curbside only — the carrier will lower your shipment to the ground at the end of your driveway or curb. You are responsible for moving the product to its final installation location.

A delivery appointment will be scheduled in advance. Please inspect your shipment carefully before signing the delivery receipt and note any visible damage on the Bill of Lading at time of delivery.

For deliveries to Alaska, Hawaii, or Puerto Rico, please contact us prior to ordering for a freight quote.

Manual Links:

• SaunaLife Warranty

• SaunaLife GL4 Garden Luxury Installation Manual

• SaunaLife GL4 Garden Luxury Dimensions Manual

• Outdoor SaunaLife Care Guide