Harvia Vulcanite Sauna Heater Stones, Split-Face, 5-10cm
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- Authorized Retailer of Harvia
- Manufacturer Warranty Included
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- Shipping: $39.95 per box of stones to the contiguous U.S.
- In stock: ships within 2–4 business days.
Split-Face Vulcanite Stones for Compatible Sauna Heaters
The Harvia AC3040 Vulcanite Sauna Heater Stones are split-face sauna stones designed for heat retention, steam production, and a distinctive dark appearance. Made from fine-grained dark grey vulcanite, 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 AC3040 stones support airflow, heat distribution, and water vaporization when water is ladled over the stones.
Details & Benefits
- Harvia vulcanite sauna heater stones
- Split-face design helps store heat and support steam production
- Fine-grained dark grey volcanic rock turns black when wet
- 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
- Stone size: 2–4 in. (5–10 cm)
- 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 AC3040 Vulcanite Sauna Heater Stones
- Split-face stones sized approximately 2–4 in. (5–10 cm)
Specifications
- Brand: Harvia
- Model: AC3040
- SKU: AC3040
- Product type: Sauna Heater Stones
- Stone size: 2–4 in. (5–10 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 installation requirements before use.
Why Choose Harvia AC3040 Vulcanite Sauna Stones?
Harvia AC3040 stones offer a dark, split-face finish for compatible sauna heaters. Their design helps store heat, supports steam production, and allows airflow through the heater when loaded according to the manufacturer’s instructions.
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Harvia Vulcanite Sauna Heater Stones, Split-Face, 5-10cm Review Summary
What people like
Pros
- High Heat Retention: Reviewers consistently praise these stones for their ability to hold and distribute heat effectively, maintaining a steady temperature throughout the sauna session.
- Efficient Steam Generation: The split-face texture provides an increased surface area that allows water to vaporize efficiently, resulting in a soft and pleasant steam quality.
- Exceptional Product Durability: Because of a specialized heat treatment process, these stones are noted for their long service life and ability to withstand frequent thermal changes without breaking down.
- Easy Stacking Design: The angular shapes allow users to stack the stones loosely and securely, which promotes optimal airflow around the heating elements.
Cons
- Higher Market Price: Customers often note that these heavy-duty stones are significantly more expensive than standard alternatives, especially in North American markets.
- Initial Cleaning Needed: Several users reported that the stones arrive covered in fine dust and grit, requiring a thorough washing before they can be safely placed in the heater.
- Heavy Shipping Load: Due to the high density of the material, customers have mentioned that the boxes are difficult to move and can occasionally split open during the delivery process.
- Possible Material Fragmentation: Some reviews indicate that the stones can shift during transit, leading to a small amount of rubble or broken fragments found at the bottom of the packaging.
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