Outdoor Sauna Kit | Kohler C2 3 Person, 5 Person, or 6 Person

Kohler C2 Outdoor Sauna Kit | 3 Person, 5 Person, or 6 Person

Premium Freestanding Outdoor Sauna with Douglas Fir Exterior & FERO Electric Heater

The Kohler C2 Outdoor Sauna Kit is a freestanding outdoor sauna available in multiple sizes for up to 3, 5, or 6 people. It features a premium Scandinavian spruce interior, a durable Douglas Fir exterior, tempered glass door and windows, and warm white indirect backrest lighting for a refined outdoor sauna experience.

Each configuration includes a 9kW FERO electric sauna heater, sauna stones, heater guard, digital exterior control panel, integrated interior and exterior lighting, and a waterproof EPDM roof membrane. Mineral wool insulation, rubber seals, and tongue-and-groove construction support heat retention, while the Aerotherm ventilation system promotes oxygen supply and air exchange during use.

Choose your preferred size and whether you'd like the sauna delivered with or without installation from the variant options above.

Who This Is For

The Kohler C2 is the right choice for homeowners who want a premium, architect-quality outdoor sauna with a striking Douglas Fir exterior, digital controls, and a complete freestanding installation. It's ideal for backyards, decks, and outdoor wellness spaces where year-round sauna use is the goal.

Key Features

• Available in 3-person, 5-person, and 6-person layouts
• Freestanding outdoor installation design
• Premium Scandinavian spruce interior walls
• Douglas Fir exterior for a warm, architectural look
• 9kW FERO electric sauna heater included (all sizes)
• Warm white indirect backrest lighting
• Exterior lighting surrounding the sauna
• Tempered glass door and windows
• Waterproof EPDM roof membrane for outdoor durability
• Roof eaves for shade and weather protection
• 2.1" mineral wool insulation between walls
• Digital control panel for temperature, session time, and lighting
• Dual thermostatic control for safe, repeatable sessions
• Aerotherm ventilation system for oxygen supply and air exchange
• Locking exterior door with stainless steel handle
• Tongue-and-groove walls for a seamless appearance

Available Size Options

• Up to 3 People — Exterior: 100.9"W × 85.3"D × 90.4"H | Interior: 74.8"W × 59.1"D × 78.9"H
• Up to 5 People — Exterior: 108.8"W × 100.9"D × 90.4"H | Interior: 82.7"W × 74.8"D × 78.9"H
• Up to 6 People — Exterior: 116.7"W × 108.9"D × 90.4"H | Interior: 90.6"W × 82.7"D × 78.9"H

Specifications

• Interior Material: Scandinavian Spruce
• Exterior Finish: Douglas Fir
• Seating Material: Obeche Wood
• Door & Window Material: Tempered Glass
• Interior Door Handle: Beech Wood
• Exterior Door Handle: Stainless Steel
• Heater Safety Rail: Obeche Wood
• Roof: Waterproof EPDM Membrane
• Installation Method: Freestanding
• Heater: 9kW FERO Electric / 50A / NEMA SS2-50P
• Heater Voltage: 220–240V / 50–60 Hz
• Sauna Room Voltage: 240V / 50A / 50–60 Hz

Weight by Size

• Up to 3 People: 2,304 lbs | Ships at 2,679 lbs
• Up to 5 People: 2,620 lbs | Ships at 3,369 lbs
• Up to 6 People: 2,756 lbs | Ships at 3,506 lbs

What's Included

• Front frame, side wall, rear wall, and ceiling panels
• Bottom frame, backrest, benches, headrest, and stool
• 9kW FERO electric sauna heater, heater guard, and sauna stones
• Digital control panel, interior and exterior lighting
• Tempered glass door and windows
• Waterproof EPDM roof membrane
• Durable matte aluminum door hinges
• Stainless steel exterior handle and beech wood interior handle
• Wall-mounted thermometer and 20-minute hourglass sand timer
• Installation hardware and operation manual
• 5-year limited warranty for consumer use

Shipping & Delivery

This product ships free via freight carrier to the contiguous United States. Delivery is made by special appointment on a wooden pallet and is curbside only — the driver will lower the shipment to ground level. You may be contacted prior to shipping to review delivery details and site-specific conditions. Estimated Delivery Time: Most orders arrive within approximately 14–21 business days, including processing and transit time.

Installation Notes

• Freestanding outdoor installation — no wall or alcove required
• Requires a dedicated 240V / 50A / NEMA SS2-50P electrical connection — consult a licensed electrician
• Professional assembly is recommended; installation service available as a variant option
• Refer to the Readiness Guide before ordering to confirm site requirements

Warranty

This product includes a 5-year limited warranty for consumer use. As an authorized Kohler retailer, Prime Regeneration ensures complete warranty coverage is passed through to you at the time of purchase.

Manuals & Documentation

• C2 Readiness Guide
• Spec Sheet – 3-Person (K-39167)
• Spec Sheet – 5-Person (K-39188)
• Spec Sheet – 6-Person (K-39189)
• Installation Manual – 5-Person (K-39188)
• Installation Manual – 6-Person (K-39189)
• Additional Installation Manual
• Kohler Sauna Warranty

FAQ

Is this sauna designed for outdoor use year-round?
Yes — the Kohler C2 is built for outdoor installation with a Douglas Fir exterior, waterproof EPDM roof membrane, and roof eaves for weather protection. It is designed for freestanding outdoor placement.

What electrical connection is required?
All C2 sizes require a dedicated 240V / 50A / NEMA SS2-50P electrical connection. A licensed electrician must install the circuit prior to delivery.

Is installation included?
Installation is available as an optional add-on — select "With Installation" from the variant options above.

Does this ship for free?
Yes — free freight shipping is included to the contiguous United States. Delivery is curbside by appointment on a wooden pallet.

What is the warranty?
The Kohler C2 includes a 5-year limited warranty for consumer use, passed through in full by Prime Regeneration as an authorized Kohler retailer.