Kohler C1 Indoor Traditional Sauna Kit, Graphite Grey, Up to 5 Persons

Kohler SKU: 39963-0FNC-CGS

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Regular price $17,680.00
Sale price $17,680.00 Regular price
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Ships in 1-5 days at most

Available Sizes: Up to 2 People
Flooring Options: No Floor
Upgrade Option: No Upgrade
Regular price $17,680.00
Sale price $17,680.00 Regular price
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Product Information

The Kohler C1 Indoor Sauna blends modern craftsmanship with a warm, inviting atmosphere, featuring Scandinavian spruce, graphite grey exterior finishes, and soft ambient lighting. Built for both freestanding and alcove installation, it offers exceptional comfort through its obeche wood seating, efficient insulation, and powerful FERO electric heater. Clear tempered glass, precision controls, and multiple size options ensure a refined, reliable sauna experience that elevates any home wellness space.

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Product Features

The Kohler C1 delivers a balanced blend of comfort, durability, and modern sauna performance. Its premium materials, adjustable controls, and excellent heat retention create a consistent and relaxing environment.

With multiple sizes and installation flexibility, it adapts effortlessly to your home wellness needs.

Spruce
Scandinavian spruce build
Heater
FERO electric heater
Control
Digital control display
Seating
Obeche wood seating
Glass Door
Tempered glass panels
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Kohler C1 Indoor Sauna Kit, Graphite Grey, Up to 5 Persons

Premium Wood Craftsmanship:
Constructed from Scandinavian spruce with obeche seating for long-lasting durability and natural warmth.

Efficient Heat Retention:
Mineral wool insulation and rubber seals support stable internal temperature and energy efficiency.

Modern Temperature Control:
External digital panel lets you easily adjust heat, lighting, and session timing.

Flexible Installation:
Designed for both freestanding setups and alcove placements without modification.

Enhanced Comfort Lighting:
Warm 2700K indirect lighting behind the backrest builds a calming and immersive atmosphere.

Durable Safety Features:
Obeche heater guard, cool-touch beech handle, and tempered glass enhance user safety.

Additional Features

Thoughtfully engineered additions enhance safety, comfort, and usability, giving every session a refined and consistent sauna experience across all cabin sizes.

Door Handles

Cool-Touch Door Handle

Beech wood handle stays comfortable to grip even during high-heat sessions.

Control Lighting

Warm Indirect Lighting

Soft 2700K backrest illumination creates a calming, spa-like sauna ambiance.

Ventilation

Aerotherm Ventilation

Ensures steady oxygen flow and proper air exchange throughout your session.

Safety

Heater Safety Guard

Obeche wood barrier adds an extra layer of protection around the FERO heater.

About Kohler

Kohler Co., founded in 1873 in Wisconsin, is a leading American brand known for premium kitchen and bath products.

Renowned for innovation and craftsmanship, Kohler also produces engines, generators, and luxury hospitality experiences.

A family-owned company, it emphasizes sustainability and smart-home solutions, with a growing global presence—especially in upscale markets like India.

Kohler

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Choose Peak Primal Wellness for a personalized, community-driven approach to health. We prioritize your well-being with high-quality products, tailored solutions, and 24/7 support.

As a family-owned business, we build lasting relationships, offering authentic, effective solutions to help you achieve your wellness goals.

Join our thriving community and embark on a journey toward optimal health with passionate professionals who genuinely care. At Peak Primal Wellness, you're not just a customer—you're family.

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Specifications

All Models
Construction Material Scandinavian Spruce
Seating Material Obeche Wood
Door Material Tempered Glass
Window Material Tempered Glass
Door Handle Material Beech Wood
Heater Safety Rail Material Obeche Wood
Clearance Requirements (Wall) 2" (5 cm)
Clearance Requirements (Ceiling) 8' (2.4 m)
Electrical Cord Length 9' 10" (2.9 m)
Electrical Cord Location Top Rear
Finish Graphite Grey
Floor Type Spruce or No Floor
Installation Method Freestanding or Alcove
Heater Fuel Electric
Heater Voltage 220–240V
Heater Frequency 50/60 Hz
Heater Safety Distance 1.6" (4 cm)
Sauna Room Voltage 240V
Sauna Room Frequency 50/60 Hz
66"W x 48"D x 87"H (Up to 2 people)
Heater Kilowatt Rating 4.5kW
Heater Amps 30A
Sauna Room Amps 30A
Outlet Specification NEMA 6-30P
Exterior Width 65.6" (166.7 cm)
Exterior Depth 45.9" (116.7 cm)
Exterior Height 83.5" (212.1 cm)
Interior Width 59.1" (150.1 cm)
Interior Depth 39.4" (100.1 cm)
Interior Height 77.4" (196.6 cm)
Weight (No Floor) 694.6 lbs (315.05 kg)
Shipping Weight (No Floor) 981.2 lbs (445.08 kg)
Weight (Floor) 713.1 lbs (323.5 kg)
Shipping Weight (Floor) 999.8 lbs (453.5 kg)
Installation and Operational Manual
78"W x 56"D x 87"H (Up to 3 people)
Heater Kilowatt Rating 4.5kW
Heater Amps 30A
Sauna Room Amps 30A
Outlet Specification NEMA 6-30P
Exterior Width 77.4" (196.7 cm)
Exterior Depth 53.8" (136.7 cm)
Exterior Height 83.5" (212.1 cm)
Interior Width 70.9" (180.1 cm)
Interior Depth 47.3" (120.1 cm)
Interior Height 77.4" (196.6 cm)
Weight (No Floor) 760.7 lbs (345.1 kg)
Shipping Weight (No Floor) 1047.4 lbs (475.1 kg)
Weight (Floor) 786.7 lbs (356.8 kg)
Shipping Weight (Floor) 1073.34 lbs (486.9 kg)
Installation and Operational Manual
82"W x 80"D x 87"H (Up to 5 people)
Heater Kilowatt Rating 9kW
Heater Amps 50A
Sauna Room Amps 50A
Outlet Specification NEMA 6-50P
Exterior Width 81.4" (206.7 cm)
Exterior Depth 77.4" (196.7 cm)
Exterior Height 83.5" (212.1 cm)
Interior Width 74.8" (190 cm)
Interior Depth 70.9" (180.1 cm)
Interior Height 77.4" (196.6 cm)
Weight (No Floor) 1124.6 lbs (510.1 kg)
Shipping Weight (No Floor) 1499.4 lbs (680.1 kg)
Weight (Floor) 1164.8 lbs (528.3 kg)
Shipping Weight (Floor) 1539.6 lbs (698.4 kg)
Installation and Operational Manual

Warranty & Returns

Return Policy

To request a return or refund, customers can use our contact form, email , or phone - . Once the product is inspected and confirmed to be in brand new condition, we will initiate the refund, which typically takes 5-7 business days to post back to the original payment method. Refunds can be applied via the customer’s preferred method, including card or bank transfer. Shipping instructions and the return address will be provided upon contacting customer service. Please include photos if the product arrives damaged. to view our complete return policy for more details.

Shipping Policy

Customers may contact us by phone or email anytime to inquire about the status of their order. While we may not always have a tracking link available before the order ships, we are happy to check its current status for you. If an item is never received, please contact us immediately. We will promptly file a claim on your behalf and ship a replacement to ensure you receive your product as soon as possible. to view our complete Shipping policy for more details.

Frequently Asked Questions

What installation methods are compatible with the Kohler C1 Sauna?

The Kohler C1 supports both freestanding placement and alcove installation, offering flexibility for a variety of room layouts.


What materials are used in the sauna’s construction?

The sauna uses Scandinavian spruce for the structure, obeche wood for seating and rails, and tempered glass for windows and doors.


Which heater comes with the C1 Indoor Sauna?

Each model includes the freestanding FERO electric sauna heater, paired with sauna stones and a protective heater guard.


How do I control temperature and lighting?

A digital external control panel lets you adjust temperature, session duration, and indirect backrest lighting with ease.


Does the sauna retain heat well?

Yes. The C1 features mineral wool insulation and sealed connections that help maintain consistent heat throughout each session.


What sizes are available and how many people can they seat?

The C1 comes in three sizes: 66×48 (up to 2 people), 78×56 (up to 3 people), and 82×80 (up to 5 people).


What safety features are included?

Safety features include an obeche heater guard, cool-touch beech door handles, tempered glass, and proper heater clearance requirements.