Almost Heaven Grayson 4-Person Indoor Sauna

Spacious, serene, and beautifully crafted, the Almost Heaven Grayson Sauna offers a premium indoor sauna experience for up to four people. Whether you're enjoying solitude or relaxing with friends, the Grayson brings the soothing benefits of traditional sauna bathing to your home—no outdoor installation required.

Spacious Design with Full-Length Benches

Designed for comfort and flexibility, the Grayson features two full-length benches for multi-level seating. The upper bench delivers the full intensity of sauna heat—up to 195ºF—while the lower bench offers a gentler warmth for longer sessions or gradual acclimation. The interior feels even more open thanks to the natural light flowing through its two large tempered glass windows.

Crafted for Convenience and Durability

• Tongue-and-groove lumber with 1-3/8” finished thickness for enhanced insulation and durability
• Pre-assembled wall and roof sections for fast and easy assembly
• Tempered glass door and windows for modern aesthetics and natural light
• Stainless steel hardware: hinges, heater casing, and fasteners for long-term reliability
• Interior LED lighting to create a relaxing ambiance
• Made in the USA with hand-crafted attention to detail
• Lifetime warranty on the sauna room; 5-year warranty on heater components

Accessory Packages

Bundle popular sauna accessories at a savings over buying piece-by-piece. Indoor saunas don't need a rain jacket — the Deluxe and Supreme packages are tuned with the items that matter for an interior installation.

Heater & Electrical

The standard Harvia KIP heater is included in the base price. Upgrade to a smart-control heater, and/or add the IR Hybrid Panel Sauna upgrade (+$1,299) for a true hybrid Finnish + infrared sauna experience. Select your combination in the Heater dropdown above.

8.0 kW KIP (Included) Included Mechanical dial control · Stainless steel cabinet 240V 1-Phase · Made in Finland

8.0 kW KIP Smart Heater + $899 Xenio Wi-Fi smart touch panel · Remote start 240V or 208V · Made in Finland

8.0 kW Spirit + $2,499 Premium wall-mount · Xenio Wi-Fi control Rounded R-991 stones included · Made in Finland

8.0 kW Virta (Black) + $2,499 Large floor-standing · Xenio Wi-Fi control · Black finish AC3020 stones included · Made in Finland

IR Hybrid Panel upgrade adds infrared panels to your sauna for combined traditional Finnish + radiant infrared heat. Available on any heater selection above for an additional $1,299.

Specifications

Note: All dimensions are approximate. Heater and accessories are selected during checkout and may require an additional charge.

The Ultimate Indoor Sauna for Home Relaxation

Combining modern design, powerful heating, and handcrafted construction, the Grayson sauna is ideal for those looking to enjoy the health benefits of a traditional sauna in the comfort of their home. With room for up to four people and full-length benches for optimal comfort, it’s the perfect choice for both solo and shared wellness rituals.

Unwind, recharge, and transform your space with the Almost Heaven Grayson 4-Person Indoor Sauna.

Click here to download the installation manual