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Kohler C1 Indoor Sauna Kit Graphite Grey – Scandinavian Spruce Home Sauna with FERO Heater (2 to 5 Persons)

Sale price$20,360.00

Capacity:

Capacity

Floor:

Floor

Installation:

Installation

Product Description

Experience luxury wellness at home with the Kohler C1 Indoor Sauna Kit in Graphite Grey, a premium 5-person Scandinavian spruce sauna designed for both freestanding and alcove installation. The beautiful Graphite Grey exterior paired with a warm spruce interior creates a modern spa environment that enhances any home.

This advanced indoor sauna features indirect warm white backrest lighting, an obeche wood bench, and a tempered glass door with side windows for a bright, open feel. Exceptional insulation—including mineral wool and rubber heat-seal protection—ensures optimal heat retention.

The Kohler C1 sauna with FERO freestanding heater provides fast warm-up times and traditional steam-style performance. With digital exterior controls, users can easily adjust temperature, session duration, and lighting for a personalized wellness experience.

Whether you’re building a home spa, upgrading a fitness room, or adding a relaxation retreat, the Kohler C1 5-person sauna delivers premium craftsmanship, durability, and high-end performance.

Long-tail keywords used: Kohler C1 indoor sauna kit graphite grey, 5-person indoor sauna with heater, Scandinavian spruce home sauna, luxury indoor sauna for wellness, home spa sauna with digital controls


Key Features

  • Premium Scandinavian Spruce Interior – Natural wood interior for authentic Finnish sauna comfort

  • Graphite Grey Exterior Finish – Modern design upgrade ideal for home spa installations

  • Obeche Wood Bench + Backrest – Smooth, cool-touch seating for superior comfort and durability

  • Warm White 2700K Indirect Lighting – Soft ambient glow enhances relaxation and visibility

  • Tempered Glass Door & Windows – Stylish and safe design with excellent heat retention

  • Freestanding FERO Sauna Heater Included – High-performance heater with sauna stones and heater guard

  • Digital Exterior Control Panel – Easy adjustments for temperature, lighting, and session timing

  • Superior Insulation – Mineral wool insulation and tight rubber seals for maximum heat efficiency

  • Flexible Installation – Designed for both freestanding setups and alcove installation

  • Up to 5-Person Capacity – Spacious layout for family or shared wellness sessions

Long-tail keywords used: premium Scandinavian spruce sauna features, indoor sauna with glass door and windows, FERO sauna heater with stones, 5-person home sauna kit features

Technical Specifications 

Model: C1
SKU: 39963-0FNC-CGS
Exterior Finish: Graphite Grey
Interior Wood: Scandinavian Spruce
Bench & Backrest: Obeche wood
Lighting: 2700k warm white indirect LED
Heater: Freestanding FERO Sauna Heater
Included Accessories: Sauna stones, heater guard
Door & Window Material: Tempered glass
Installation Type: Freestanding or alcove
Insulation: Mineral wool + rubber heat seals
Capacity: Up to 5 persons
Available Sizes: Multiple size options (per dropdown selections)

Sizes

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

2 Person

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 (No Floor)

999.8 lbs (453.5 kg)

78"W x 56"D x 87"H

3 person

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)

82"W x 80"D x 87"H

5 person

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)



 
 


Kohler C1 Indoor Sauna Kit Graphite Grey – Scandinavian Spruce Home Sauna with FERO Heater (2 to 5 Persons)
Kohler C1 Indoor Sauna Kit Graphite Grey – Scandinavian Spruce Home Sauna with FERO Heater (2 to 5 Persons) Sale price$20,360.00