KOHLER C1 Indoor Graphite Gray Freestanding & Alcove Sauna Kit

Bring refined Scandinavian design and the timeless appeal of traditional sauna bathing into your home with the KOHLER C1 Indoor Graphite Gray Freestanding & Alcove Sauna Kit. Combining a contemporary Graphite Gray exterior with a warm Scandinavian spruce interior, this premium sauna creates an inviting retreat that complements a thoughtfully designed home wellness space.

At the heart of the C1 is a freestanding FERO electric sauna heater with sauna stones, delivering the distinctive warmth of a traditional sauna experience. An external digital control panel allows you to manage temperature, session duration, and lighting, while a dual thermostatic system provides additional temperature regulation.

Inside, handcrafted obeche wood benches and backrests are complemented by soft, 2700K warm white indirect lighting. The Aerotherm ventilation system supports airflow throughout the cabin, while 2.1-inch mineral wool insulation, rubber seals, and tempered glass help retain warmth. Available in configurations accommodating two, three, or five people, the KOHLER C1 offers flexible installation options for freestanding or alcove placement.

Specifications

• Brand: KOHLER
• Product Series: C1
• Product Type: Indoor traditional electric sauna kit
• Available Capacities: 2, 3, or 5 people
• Exterior Finish: Graphite Gray; confirm availability for the selected model
• Interior Wood: Scandinavian spruce
• Interior Construction: Tongue-and-groove wood connections
• Bench and Backrest Material: Obeche wood
• Door: Approximately 0.3-inch tempered glass
• Door Handles: Beech wood
• Heating System: FERO electric sauna heater with sauna stones
• Controls: External digital control panel
• Adjustable Settings: Temperature, session duration, and lighting
• Temperature Regulation: Dual thermostatic system
• Ventilation: Aerotherm ventilation system
• Lighting: 2700K warm white indirect lighting
• Insulation: Approximately 2.1-inch mineral wool
• Additional Insulation Features: Rubber seals
• Installation Options: Freestanding or alcove
• Installation Environment: Indoor

Features

• Refined Scandinavian Design: A contemporary Graphite Gray exterior pairs with natural Scandinavian spruce to create a sophisticated addition to your home wellness space.
• Multiple Capacity Options: Choose from two-, three-, and five-person configurations to suit your available space and preferred sauna experience.
• Versatile Installation: Designed for freestanding or alcove placement, providing flexibility when planning your indoor sauna installation.
• Premium Scandinavian Spruce Interior: Natural spruce wood and tongue-and-groove connections create an attractive, cohesive interior.
• FERO Electric Sauna Heater: A freestanding electric heater with sauna stones provides the warmth and atmosphere of traditional sauna bathing.
• Convenient External Digital Controls: Manage temperature, session duration, and lighting through an accessible external control panel.
• Dual Thermostatic Temperature Regulation: Two thermostatic controls support consistent temperature management during sauna operation.
• Handcrafted Obeche Wood Seating: Obeche wood benches and backrests provide comfortable seating and complement the natural spruce interior.
• Warm White Indirect Lighting: Soft 2700K lighting positioned behind the benches creates an inviting atmosphere without harsh direct illumination.
• Aerotherm Ventilation: The integrated ventilation system supports airflow throughout the cabin for a comfortable sauna environment.
• Enhanced Thermal Insulation: Approximately 2.1 inches of mineral wool insulation and integrated rubber seals help retain warmth within the cabin.
• Tempered Glass Door: The approximately 0.3-inch tempered glass door provides a contemporary appearance while allowing light into the sauna.
• Beech Wood Door Handles: Natural wood handles complement the interior materials and provide a comfortable gripping surface.
• Thoughtfully Engineered Construction: Quality materials, integrated insulation, and coordinated interior finishes create a refined traditional sauna experience.

Product Info

The KOHLER C1 is available in multiple capacity configurations. Dimensions, electrical requirements, heater specifications, and installation clearances may vary by model. Review the specification sheet and user manual for your selected configuration before purchasing.

The supplied two-person specification sheet uses a different model suffix from the three- and five-person Graphite Gray models. Confirm the exterior finish and exact model number for the two-person configuration before ordering.

Installation

This sauna uses a traditional electric heating system. Electrical requirements, heater specifications, ventilation clearances, and installation dimensions vary by configuration and should be confirmed using the appropriate manufacturer's specification sheet and user manual.

Review the KOHLER C1 Readiness Guide before preparing your installation space. Confirm that your selected location meets the manufacturer's requirements for flooring, structural support, electrical connections, ventilation, access, and required clearances.

Electrical installation should be completed in accordance with the manufacturer's instructions and applicable local electrical codes. Follow the manufacturer's directions for approved use of the electric heater and sauna stones.

Manuals

Product Specification Sheets

• KOHLER C1 5-Person Sauna — Specification Sheet (PDF)
• KOHLER C1 3-Person Sauna — Specification Sheet (PDF)
• KOHLER C1 2-Person Sauna — Specification Sheet (PDF)

User Manuals

• KOHLER C1 5-Person Sauna — User Manual (PDF)
• KOHLER C1 3-Person Sauna — User Manual (PDF)
• KOHLER C1 2-Person Sauna — User Manual (PDF)

Installation Planning

• KOHLER C1 Indoor Sauna — Readiness Guide (PDF)

Warranty

Warranty coverage is subject to the manufacturer's terms, conditions, and applicable exclusions. Review the official KOHLER sauna warranty document for complete coverage information.

• KOHLER Sauna Warranty (PDF)

Shipping

Free USA Shipping. Orders are packed and shipped within 1–3 business days, with an estimated delivery time of 5–10 business days.

Product Use Notice

This product is designed for general wellness, relaxation, and everyday comfort. It is intended for personal, non-medical use in home or similar environments. Individual experiences may vary. Always follow the manufacturer’s instructions and recommended usage guidelines.