
Product Information
The HUUM CLIFF 6.0kW sauna heater is a slim, wall-mounted unit designed for spaces with limited room. With small safety distances of just 6 cm for smaller models and 12 cm for larger models, it fits easily into tight spaces.
It offers efficient heating and an optimized structure for better sauna experiences. Available in multiple sizes, it is perfect for both small and medium-sized sauna rooms.
Constructed with high-quality materials, it ensures durability and long-lasting performance. Its modern design complements any sauna interior while maximizing space usage.



Product Features
The HUUM CLIFF 6.0kW sauna heater features a slim design with small safety distances, perfect for compact spaces.
It offers efficient heating for sauna rooms from 176 to 353 cu. ft., with a 165-pound stone capacity for consistent and milder heat.
Made with durable stainless steel, it works with UKU controls (sold separately) for enhanced convenience.

HUUM CLIFF Series 6.0kW Sauna Heater
- Space Optimization: Small safety distances (6-12 cm) ensure easy placement, saving room in tight sauna areas.
- Smart Controls: Compatible with UKU controls (sold separately), enabling effortless operation and preheating convenience.
- Accurate Stone Stacking: Features removable ribs for precise stacking, improving heat distribution and overall sauna efficiency.
- European Quality: Designed and crafted in Estonia with SGS certification and a 5-year warranty.
What’s Included?
- 6.0kW 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 6.0kW sauna heater offers compact dimensions, making it ideal for saunas with limited
space. Its 165-pound stone capacity ensures consistent and gentle heat.
The heater is made of premium stainless steel, features removable ribs for precise stone stacking, heats
25% faster with an air duct system, and works seamlessly with UKU controls.

Robust Construction
Made from premium stainless steel for durability, style, and resistance to sauna heat conditions.

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

Faster Heating Time
Heats up to 25% faster due to an internal air duct that improves heat flow.

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 | H1004022 |
Model | CLIFF 6.0 |
Minimum Cubic Feet | 176 CF |
Maximum Cubic Feet | 353 CF |
Kilowatt Rating (KW) | 6.0 KW |
Heater Weight | 35 lbs |
Shipping Weight with Sauna Stones | 200 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
How much space does the heater require?

It features compact dimensions and small safety distances, making it suitable for limited spaces.
Does the heater come with stones?

No, stones are sold separately, and 5 boxes are required to reach full capacity.
Is this heater floor-mounted or wall-mounted?

It is a floor-mounted model for added stability and a sleek design.
How fast does it heat up?

Thanks to its internal air duct system, it heats up 25% faster than traditional heaters.
Is the heater energy efficient?

Yes, its design maximizes heat output while reducing energy consumption.
Does the heater produce gentle heat?

Yes, the direct contact between stones and heating elements provides a milder, longer-lasting heat.
What kind of saunas is this heater ideal for?

It is perfect for home saunas with modern designs and compact interiors.