Max Heater Thermo-Spruce Black Cube Outdoor Sauna – A Premium 4-6 Person Wellness Haven

Crafted from high-quality spruce wood (with cedar & hemlock options), this durable material boasts excellent heat insulation—ideal for professional outdoor sauna construction. Paired with robust, heat-resistant tempered glass, it ensures long-lasting performance even in harsh outdoor conditions.

Featuring a distinctive curved black exterior and warm wood interior, its streamlined silhouette blends seamlessly with scenic outdoor spaces (from mountain backyards to garden retreats). The full-panel glass door floods the space with natural light, turning the sauna into a stylish focal point for your outdoor area.

Equipped with a free ETL-certified heater (or upgrade to premium Harvia options), it heats up quickly and evenly—reaching optimal sauna temperatures in just 15–20 minutes. The intuitive setup lets you customize your experience (add water to volcanic rocks, adjust settings) for personalized comfort.

This package comes with all essential gear: a high-performance heater, volcanic rocks, and durable sauna fixtures. No extra purchases needed—unbox and start enjoying your outdoor wellness retreat right away.

Enjoy spa-level relaxation in your own backyard，it relieves stress, boosts sleep quality, eases muscle/joint tension, and enhances metabolism. Backed by a 1-year warranty, this sauna offers a luxurious, invigorating escape for daily wellness.