Product Description

Premium Black Sauna Stones with Natural Volcanic Beauty and Lasting Performance

The Harvia AC3040 Vulcanite Black sauna stones combine striking natural appearance with dependable heat performance for an authentic sauna experience. Featuring a dark grey volcanic composition that transforms into a rich black appearance when wet, these stones create a distinctive visual effect while complementing modern sauna heater designs.

Formed from volcanic material dating back approximately 2 billion years, Vulcanite stones are selected for their durability and heat-resistant properties. Their hard structure makes them well suited for repeated heating cycles while supporting reliable sauna performance and long-term use.

Designed for compatible Harvia sauna heaters, these stones provide both visual appeal and dependable functionality in residential and commercial sauna environments.

Key Features

  • Natural Vulcanite Stone Material: Volcanic composition designed for durability and long-term performance.

  • Distinctive Black Appearance: Dark grey stones develop a rich black finish when wet.

  • Heat-Resistant Construction: Hard stone structure designed for repeated sauna use.

  • Premium Visual Appeal: Enhances modern sauna heaters with a bold natural appearance.

  • Durable Stone Composition: Selected for strength and resistance to demanding sauna conditions.

  • Authentic Sauna Performance: Supports traditional heat retention characteristics.

  • Natural Geological Formation: Formed from volcanic origins dating approximately 2 billion years.

  • Compatible with Select Harvia Heaters: Designed for use with compatible sauna systems.

Specifications

Model: AC3040
Product Type: Sauna Heater Stones
Stone Type: Vulcanite Black
Stone Size: 5–10 cm
Box Weight: 20 kg
Color: Dark Grey / Black When Wet
Material: Natural Volcanic Stone
Origin Age: Approximately 2 Billion Years Old

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