Saunum Air L 10 Sauna Heater 9.9kW with Climate Equalizer (Black / Stainless Steel)

• Patented Air Mixing Technology eliminates cold floors and uneven heat

• Integrated climate equalizer system improves airflow and oxygen balance

• Designed for 283–494 cu. ft. sauna rooms

• Massive 265 lb stone capacity for soft, consistent steam (varies by finish)

• Built-in Himalayan salt reservoir with salt spheres included

• 3-speed whisper-quiet fan system for heat equalization

• Engineered for water tossing (löyly) with enhanced steam production

• Internal airflow system helps dry the sauna after use

• Premium construction options:

  • Nordic Black Steel

  • Stainless Steel

• Incoloy stainless steel heating elements for durability

• Optional aromatherapy compatibility

• UL listed for safety and compliance

The Saunum Air L 10 is engineered to solve one of the most common problems in traditional sauna environments—uneven heat distribution and poor air circulation.

At the core of the system is Saunum’s patented air blending technology, which continuously mixes cooler, oxygen-rich air from the floor with hotter air rising to the ceiling. This creates a more uniform temperature profile while improving breathing conditions throughout the sauna.

The integrated climate equalizer system ensures that heat and oxygen remain balanced during operation, eliminating the typical “hot head, cold feet” experience.

With a large stone capacity of up to 265 lbs, the Air L 10 produces softer, longer-lasting steam and supports a more traditional Nordic sauna experience while maintaining modern performance control.

Additional features such as the built-in Himalayan salt reservoir and optional aromatherapy integration allow for a more customizable environment without the need for external systems.

Available in both black steel and stainless steel finishes, the Air L 10 is designed for medium to large sauna rooms requiring consistent performance and advanced airflow engineering.

• Saunum Air L 10 Sauna Heater

• Integrated Climate Equalizer System

• Himalayan Salt Reservoir

• Himalayan Salt Spheres (7)

• Internal Air Mixing Fan System

• Temperature Sensor

• Protective Grill System

• Air Intake and Output Components

• Installation and Operation Manual

• Manufacturer Warranty

• Saunum AirIQ Wi-Fi Control

• Saunum Heater Stones - 265 lbs (8 boxes, model STONES 5-10)

• 240V Electrical Connection

Manual Links:

• Sizing Your Saunum

• Saunum Air L Warranty

• Saunum Air UL Certification

• Saunum Air Sauna Heater Quick Assembly Guide

• Saunum Air L 10-15 IOM Owners Manual