• Scandinavian spruce interior and exterior walls exude a light, welcoming warmth
• 22-7/8" (580 mm) -deep solid obeche wood bench with matching backrest, headrest, and stool offers a relaxing repose for up to three users
• Digital control panel mounts externally to front of unit for easy access to control temperature, time, and backrest lighting, and allows versatility to install sauna into virtually any space
• Freestanding FERO 4.5 kW heater with obeche wood railing for a traditional sauna bathing experience
• 2700k warm white indirect lighting gently illuminates cabin
• 2-1/8" (54 mm) -thick mineral wool insulation between walls maximizes heat retention
• 5/16" (8 mm) tempered glass entry door aids in heat retention
• Back-to-back 10-5/8" (270 mm) beech wood handles remain cool to the touch
• Interior wall-mounted thermometer and beech wood 20-minute hourglass sand timer to monitor sauna session
• Includes complete sauna cabin with heater/stones, control panel, benches, backrest lighting, stool, thermometer, sandtimer, headrest, installation hardware
• Aerotherm ventilation system ensures adequate supply of oxygen and air exchange inside cabin
• Tongue-and-groove walls, floor, and roof connections for a seamless appearance and high-performance
• Dual thermostatic control provides a safe, consistent, and repeatable sauna experience
• Rubber door seal helps prevent warmed air from leaving cabin

With elevated design, precision craftsmanship, and exceptional performance, the KOHLER® C1™ three-person indoor sauna brings the timeless ritual of sauna bathing into the comfort and style of your home. Premium materials, fortified insulation, and Aerotherm™ technology combine to create a superior cabin climate, with unmatched functionality, safety, and build quality backed by UL certification. Whether you''''re designing your dream bathroom or creating a dedicated wellness space, the C1 indoor sauna delivers consistent heat, deep relaxation, and lasting quality — session after session.