
Product Information
The HUUM CLIFF 10.5kW Sauna Heater is a sleek, compact electric heater ideal for saunas with limited space. Its optimized design allows safety distances of just 6 cm for smaller models and 12 cm for larger ones. For smaller sauna rooms, the series includes a 3.5 kW wall-mounted model.
Combining efficiency, elegance, and durable construction, it delivers even heat while enhancing modern aesthetics. The CLIFF series is a reliable, space-saving solution for a cozy sauna experience.



Product Features
The HUUM CLIFF 10.5kW Sauna Heater features a slim design, heats up to 25% faster with an internal air duct, and is ideal for sauna rooms from 353 to 600 cu. ft.
It has a 165-pound stone capacity, direct contact heating elements for milder heat, and durable stainless steel construction.
Designed in Estonia, it offers a limited 5-year warranty and works with UKU controls and extension boxes.

HUUM CLIFF Series 10.5kW Sauna Heater
- Milder, Prolonged Heat: Exposed stones create a gentle, longer-lasting heat for an enhanced sauna experience.
- Stainless Steel Build: Durable stainless steel construction ensures longevity and resistance to wear.
- High Stone Capacity: Holds 165 pounds of stones, requiring 5 boxes of stones sold separately.
- Optimized Safety Distances: Requires minimal safety distances, maximizing usability in tight sauna spaces.
What’s Included?
- 10.5kW sauna heater
- 2 prop blocks (for removal of sauna rib slats)
- Installation and operation manual
- Limited 5-year warranty (excluding elements)

Additional Features
The HUUM CLIFF 10.5kW Sauna Heater offers remarkable features like a 165-pound stone capacity for
efficient heat distribution, removable ribs for precise stone stacking, and exposed stones for longer,
milder heat.
Its durable stainless steel build ensures longevity, while compatibility with UKU controls and extension
boxes adds versatility. Crafted in Estonia, it includes a 5-year warranty.

Faster Heating Efficiency
Heats up to 25% faster due to its innovative internal air duct design.

Quiet Operation
Minimal noise during operation for a peaceful and relaxing sauna session.

Removable Stone Ribs
Features removable ribs for accurate stacking and efficient heat distribution.

Easy Installation
Wall-mounted model optimizes floor space, allowing for better sauna layout.
About HUUM
HUUM is an innovative Estonian company creating high-quality sauna heaters that blend exquisite design, smart technology, and traditional craftsmanship.
Founded by Siim Nellis, a third-generation sauna stove producer, HUUM draws on decades of expertise and Nordic sauna traditions.
Their award-winning designs, like the DROP heater, prioritize gentle steam, efficiency, and sustainability. Made in Estonia, HUUM brings the authentic sauna experience to the world.


Why Choose Us?
Choose Peak Primal Wellness for a personalized, community-driven approach to health. We prioritize your well-being with high-quality products, tailored solutions, and 24/7 support.
As a family-owned business, we build lasting relationships, offering authentic, effective solutions to help you achieve your wellness goals.
Join our thriving community and embark on a journey toward optimal health with passionate professionals who genuinely care. At Peak Primal Wellness, you're not just a customer—you're family.
Specifications
Brand | HUUM |
SKU | H1004032 |
Model | CLIFF 10.5 |
Minimum Cubic Feet | 353 CF |
Maximum Cubic Feet | 600 CF |
Kilowatt Rating (KW) | 10.5 KW |
Heater Weight | 37.5 lbs |
Shipping Weight with Sauna Stones | 202.5 lbs |
Dimensions (W x D x H) | 10.6" (270mm) x 10.6" W (270mm) x 38.4" (975mm) |
Installation and Operational Manual | Cliff IOM |
Cliff Mini Spec Diagram | Spec Diagram |
HUUM Stone Requirments | Stone Requirements |
HUUM Elements Required | Elements Required |
HUUM Certificate of Compliance | Compliance Certficate |
Sizing Your HUUM | HUUM Size |
Warranty & Returns
Return Policy
Bathing Brands accepts returns of new, uninstalled items within 30 days of purchase. Contact us
promptly for a Return Authorization Number. For shipping damage, include photos and note if damage was
recorded upon delivery. Bathing Brands covers return shipping for damages or errors. For
change-of-mind returns, restocking fees are case-by-case, and customers cover shipping both ways. We
recommend insured shipping via the original method (Ground or LTL). Once returned, items are
inspected, and if damaged, you’ll be notified to file a claim with your shipper. Refunds are processed
after inspection. Custom or special-order items are non-returnable.
To request a return or refund, customers can use our contact form, email
(info@peakprimalwellness.com) , or phone
- (877) 689-4898. Once the product is inspected and confirmed to be in brand new condition, we will initiate the
refund, which typically takes 5-7 business days to post back to the original payment method. Refunds
can be applied via the customer’s preferred method, including card or bank transfer. Shipping
instructions and the return address will be provided upon contacting customer service. Please include
photos if the product arrives damaged.
Click here
to view our complete return policy for more details.
Shipping Policy
Customers may contact us by phone or email anytime to inquire about the status of their order. While we may not always have a tracking link available before the order ships, we are happy to check its current status for you. If an item is never received, please contact us immediately. We will promptly file a claim on your behalf and ship a replacement to ensure you receive your product as soon as possible. Click here to view our complete Shipping policy for more details.
Frequently Asked Questions
Does the heater work with UKU controls?

Yes, it is compatible with UKU controls, which are sold separately.
What material is used in the heater's construction?

The heater is made of durable stainless steel, including industrial-quality heating elements.
How does the heater ensure efficient heat distribution?

The stones are in direct contact with the heating elements, allowing for even heat transfer.
Does it offer prolonged, mild heat?

Yes, the exposed stones create a longer-lasting and gentler heat for a comfortable sauna experience.
How quickly does the heater heat up?

It heats up to 25% faster, thanks to its internal air duct design.
What type of heat does the heater produce?

It provides a longer, gentler heat due to its exposed stones and direct heat transfer.
Is professional installation recommended?

Yes, professional installation is recommended to ensure safe and proper setup.