Vulcanite Sauna Heater Stones, Split-Face, 10-15cm
Vulcanite Sauna Heater Stones, Split-Face, 10-15cm close view
Vulcanite Sauna Heater Stones, Split-Face, 10-15cm detail view
Vulcanite Sauna Heater Stones, Split-Face, 10-15cm close detail view
Harvia

Sauna Heater Stones | Harvia AC3045 Black Vulcanite Split-Face

Sale price$72.00 Regular price$80.00
Typically ships in 2–4 business days
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Shop with Confidence

  • Authorized Retailer of Harvia
  • Manufacturer Warranty Included
  • Secure Checkout
  • U.S.-Based Customer Support
  • Shipping: $39.95 per box of stones to the contiguous U.S.
  • In stock: ships within 2–4 business days.

Larger Split-Face Black Vulcanite Stones for Compatible Sauna Heaters

The Harvia AC3045 Black Vulcanite Sauna Heater Stones are split-face stones designed for heat retention, steam production, and a dark appearance inside compatible sauna heaters. Made from fine-grained dark grey volcanic stone, these stones turn black when wet.

Designed for use with compatible electric sauna heaters and as surface layer stones for compatible wood-burning sauna stoves, Harvia AC3045 stones support heat distribution, airflow, and water vaporization when water is ladled over the stones.

Details & Benefits

  • Harvia black vulcanite sauna heater stones
  • Split-face design helps store heat and support steam production
  • Fine-grained dark grey volcanic rock turns black when wet
  • Stone size: 4–6 in. (10–15 cm)
  • Suitable for compatible electric sauna heaters
  • Surface layer use for compatible wood-burning sauna stoves
  • Designed to stack for airflow through the heater
  • High thermal conductivity
  • Resistance to sauna temperature fluctuations
  • Does not contain harmful ingredients
  • Approximately 44.1 lbs (20 kg) per box

Sauna Stone Fit & Use

Select stones according to the requirements for your specific heater model. Check your sauna heater manual to confirm the correct stone size, stone type, and total stone weight before installation.

Natural sauna stones vary in shape and size. An additional box allows the installer to select stones for airflow, fit, form, and function.

What's Included

  • One 44.1 lb box of Harvia AC3045 Black Vulcanite Sauna Heater Stones
  • Split-face stones sized approximately 4–6 in. (10–15 cm)

Specifications

  • Brand: Harvia
  • Model: AC3045
  • SKU: AC3045
  • Product type: Sauna Heater Stones
  • Stone size: 4–6 in. (10–15 cm)
  • Color: Dark grey, black when wet
  • Shape: Split-face
  • Material: Vulcanite stone
  • Weight: 44.1 lbs (20 kg)
  • Compatible use: Compatible electric sauna heaters and surface layer use for compatible wood-burning sauna stoves

Shipping & Delivery

In stock: ships within 2–4 business days.

Shipping: $39.95 per box of stones within the contiguous United States.

Sauna stones are heavy and ship by freight with a scheduled delivery appointment. They arrive on a wooden pallet packaged in three-ply cardboard for added protection during transit. The freight carrier is responsible for delivery only and may provide limited assistance at the delivery site.

Product Document

Use the link below to review the Harvia vulcanite sauna stone certificate.

Warranty

Manufacturer warranty coverage may apply according to Harvia's terms and conditions. Please review the product documentation and heater requirements before use.

Why Choose Harvia AC3045 Black Vulcanite Sauna Stones?

Harvia AC3045 stones offer a dark, split-face finish for compatible sauna heaters requiring 10–15 cm stones. Their shape helps store heat, supports steam production, and allows airflow through the heater when loaded according to the manufacturer’s instructions.
Vulcanite Sauna Heater Stones, Split-Face, 10-15cm
Sauna Heater Stones | Harvia AC3045 Black Vulcanite Split-Face Sale price$72.00 Regular price$80.00

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