Finnish Sauna Builders Custom 6' x 10' x 8' Indoor Sauna Kit

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Finnish Sauna Builders Custom 6' x 10' x 8' Indoor Sauna Kit

$11,357.00

Specifications

Specification	Details
Dimensions	6' x 10' x 8'
Installation Type	Indoor, Built-In
Wood Options	Western Red Cedar, Thermo Poplar, Thermo Aspen/Alder
Wall & Ceiling Boards	1×4 Tongue & Groove
Bench Depth	20 inches
Door Type	All-Glass Sauna Door
Door Frame Size	27.2″ × 78.7″
Glass Size	24.4″ × 77.3″
Rough Opening Required	28″ × 80″
Lighting	Marine-Grade Vapor-Proof Wall Light
Flooring	Matching Wood Duckboard
Ventilation	Upper and Lower Vent Grills
Recommended Ceiling Height	8 ft

Description

The Finnish Sauna Builders 6' x 10' x 8' Custom Indoor Sauna Kit includes precision-cut interior components engineered for installation inside a properly framed and insulated space.

This pre-cut DIY sauna kit provides wall and ceiling boards, bench materials, ventilation components, duckboard flooring, and a full glass sauna door system. Framing, insulation, electrical wiring, exterior wall finish, and sauna heater are supplied separately.

Available in Western Red Cedar, Thermo Aspen/Alder, or Thermo Poplar, each wood option is selected for dimensional stability, moisture resistance, and long-term durability in high-heat sauna environments.

Features

• Pre-cut interior materials for 6' x 10' x 8' room
• 1×4 tongue & groove wall and ceiling boards
• 20″ deep bench boards with supports
• All-glass sauna door with wood trim
• Foil vapor barrier included
• Marine-grade vapor-proof wall light
• Upper and lower ventilation grills
• Matching duckboard flooring
• Backrests, thermometer, bucket, ladle, and headrest

What’s Included

• Interior wall and ceiling boards
• Bench boards and supports
• All-glass sauna door
• Vapor barrier
• Duckboard flooring
• Backrests
• Vent grills
• Sauna light
• Bucket and ladle
• Thermometer
• Headrest
• Installation instructions

Required for Operation

• Sauna heater (optional selection)
• Electrical connection by licensed electrician
• Framing and insulation
• Exterior wall covering

Documentation

Manual Links:

Heater Chart

Feature	Harvia Cilindro PC90 9KW	Harvia Cilindro PC90E 9KW	Harvia Virta 9KW	EOS Cubo Avantgarde 9KW	EOS Mythos S35 9KW
Product Image
Power Output	9 KW	9 KW	9 KW	9 KW	9 KW
Brand	Harvia	Harvia	Harvia	EOS	EOS
Control Type	Built-in Control	WiFi Control	WiFi Control	WiFi Control	WiFi Control
WiFi Connectivity	❌ No	✅ Yes	✅ Yes	✅ Yes	✅ Yes
Heater Stones Included	✅ Yes	✅ Yes	✅ Yes	✅ Yes	✅ Yes
Railing Included	❌ No	❌ No	✅ Yes	❌ No	❌ No
Model Series	Cilindro Series	Cilindro Series	Virta Series	Cubo Avantgarde Series	Mythos Series
Model	PC90	PC90E	Virta	Cubo Avantgarde	Mythos S35
Remote Control	Manual only	App-based via WiFi	App-based via WiFi	App-based via WiFi	App-based via WiFi

Key Differences

Power & Heating Capacity:

All models: 9 KW power output for powerful heating performance in larger sauna rooms

Brands:

Harvia (Finnish): Cilindro PC90, Cilindro PC90E, Virta — trusted Finnish heritage brand with decades of sauna expertise
EOS (German): Cubo Avantgarde, Mythos S35 — premium German engineering with innovative design aesthetics

Control & Connectivity:

Cilindro PC90: Basic built-in control panel only — no remote or app features
Cilindro PC90E, Virta, EOS Cubo Avantgarde & EOS Mythos S35: WiFi-enabled for smartphone control and scheduling

Design & Model Series:

Cilindro Series: Iconic cylindrical design with large stone capacity, available in standard (PC90) and WiFi-enabled (PC90E) versions
Virta Series: Premium Harvia model with WiFi control and included protective safety railing
EOS Cubo Avantgarde: Bold cubic form with WiFi control and a striking modern aesthetic
EOS Mythos S35: Sleek, minimalist German design with WiFi connectivity and high stone capacity

Included Accessories:

All models come with heater stones included
Harvia Virta is the only model in this lineup that includes a protective safety railing

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