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HUUM Stones 12 Rounded Olivine Diabase Sauna Stones

Regular price$80.00
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Shipping Notice for Sauna Stones

Due to the weight of sauna stones, this item is no longer eligible for free shipping. A flat $30 shipping charge applies to help cover the cost of safe, reliable delivery.

Enhance your sauna sessions with HUUM Stones 12, a set of rounded olivine diabase stones sized between 1″–2″ (3–5 cm). These smaller rounded stones are ideal for HUUM’s open-basket heaters, offering balanced airflow, even heat retention, and smooth, consistent löyly. Their natural rounded shape also helps protect heating elements by reducing pressure points compared to angular stones.

Key Features

  • Premium Quality: Crafted from olivine diabase, known for durability and high heat capacity
  • Rounded Shape: Complements HUUM’s modern heater design and promotes gentle, even steam
  • Optimal Size: 1″–2″ (3–5 cm) stones for efficient heat distribution and quick water evaporation
  • Gentle Steam: Smaller rounded profile delivers smooth, consistent löyly

What’s Included

  • 33 lb (15 kg) box of HUUM Stones 12 — rounded sauna stones

Specifications

Brand HUUM
Model Stones 12 (Round)
Material Olivine diabase
Shape / Finish Rounded stones (smooth, natural finish)
Stone Size Range 1″–2″ (3–5 cm)
Box Weight 33 lb (approx.)

Installation & Use

  • Rinse thoroughly before first use to remove dust and debris.
  • Stack stones loosely for maximum airflow and efficient heating.
  • Place slightly larger stones toward the bottom; arrange smaller stones around heating elements.
  • Inspect stones every 6–12 months and re-stack or replace as needed.

Shipping & Support

  • Shipping: Fast and secure delivery across the continental USA
  • Support: Expert guidance for HUUM stones and compatible heaters
  • Dealer: Authorized HUUM retailer

Why Buy from MyLuxuryHomeSpa.com?

  • Authorized HUUM dealer with expert support
  • Premium, genuine sauna stones and accessories
  • Secure checkout and responsive customer care
Pro Tip: Rounded HUUM Stones 12 are especially effective in HUUM’s open-basket heaters—their shape maintains steady airflow for consistent, silky steam and helps protect the heating elements.

 

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FAQs

Shipping & Delivery

Free shipping available on select orders. White-glove delivery and setup can be arranged at an additional cost in most areas. We'll confirm your preferred date after purchase.

Warranty

Full manufacturer warranty, registered at purchase. Need help with a claim? Our U.S. support team handles it directly with the brand.

Returns

New, uninstalled items can be returned within the brand's policy window. We'll help coordinate pickup and any restocking requirements.

Installation & Power

Most saunas/hot tubs require dedicated circuits. We provide spec sheets and can recommend licensed installers in your area.

4.3 16 online reviews
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4.3

16 online ratings
The summary star rating & review is based on aggregated reviews of this product across the web. It cannot be altered by the merchant and can be verified by emailing support@onereview.app.

HUUM Stones 12 Rounded Olivine Diabase Sauna Stones Review Summary

4.3

16 online ratings
The summary star rating & review is based on aggregated reviews of this product across the web. It cannot be altered by the merchant and can be verified by emailing support@onereview.app.

What people like

The Harvia R-991 Rounded Sauna Stones (Olivine Diabase, 5-10 cm) are a premium sauna rock that stands out primarily for its ability to produce a softer, more luxurious steam compared to traditional angular or split-face stones. Their rounded shape allows water to cascade easily down to the lower stone layers, covering more heating surface area and resulting in a gentle, enveloping steam with a "softer touch." Composed of Olivine Diabase, the stones have excellent heat retention and durability. While they can be used in all sauna heaters, the manufacturer and several sellers strongly recommend pairing these rounded stones as the top layer with angular stones underneath, especially in heaters with a smaller stone capacity. This combination ensures optimal heat generation from the angular stones below and the desired soft steam from the rounded ones on top. They are also favored for their natural, aesthetically pleasing look, particularly in modern or exposed-style heaters.

Pros

  • Soft Steam Production: Users consistently mention that the rounded shape allows water to cascade through the layers, creating a much softer and more pleasant steam experience.
  • Excellent Heat Storage: The premium olivine diabase material is noted for its ability to store and release heat efficiently, maintaining stable temperatures throughout the session.
  • Natural River Aesthetic: Many reviewers love the elegant, rounded look that resembles stones found in rapids, significantly enhancing the visual appeal of their heater.
  • Resilient Material Quality: The stones are praised for being clean, free of harmful materials, and highly durable against cracking even during repeated thermal shocks.

Cons

Higher initial cost: Described as having a "premium price tag" compared to standard sauna rocks.

Potential for lead time: Due to the specialist nature and niche market, some customers may experience longer wait times for delivery.

Requires combination for best results: For optimal heat and steam, it is recommended to pair them with angular stones in the bottom layer, meaning you need to purchase two types of stones.

Availability restriction: Some retailers only offer these stones with the purchase of a Harvia sauna heater or stove.

Potential shipping cost: Due to the product's weight, purchasing additional boxes of stones often incurs extra freight charges.

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