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HUUM Cliff Series




Required for Operation: (Sold Seperately)
-extension box when unit is 9kw or greater
-sauna stones (4-5 boxes) sold separately.

Regular price
Price: $1,563.00 USD
Regular price
List Price:
Sale price
Price: $1,563.00 USD
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Price Match

We work very hard to ensure that we offer the absolute best prices online.  If you find another online store that offers a lower price than us within six months of your purchase date please let us know and we will refund your original payment for the difference.  We want you to feel confident that you are getting the absolute best price for the product you are ordering.  If you find that our own website has a lower price for the same item you have ordered within six months of your purchase date will refund the difference as well.

To request your partial refund simply e-mail us a link to the same product on our website, or on our competitors website within six months from the date of your order and we will process the credit accordingly.

Our 100% Price Guarantee has some limitations:

  • You must purchase the item from our website before requesting your Price Match Guarantee
  • Promotions such as rebates and buy one, get one free offers are not eligible
  • The item must be in stock on the competitors website
  • The competitor must be an online store, they may not have a retail location
  • The website can not be a discounter or auction website (ie; eBay, overstock, etc..)
  • The competitor must be an Authorized Retailer of the product in question
  • The Price Match Guarantee includes the item price and the shipping charges, it excludes sales tax



As soon as you place your order, you will receive an order confirmation e-mail.  This means that we have received your order in our system and pre-authorized your credit card for the purchase.  As soon as we receive your order, we automatically reach out to our suppliers to confirm that it is in stock and available for immediate shipment.  If your item is on backorder or unavailable, we will void the pre-authorization and reach out to you via e-mail.  If your item(s) are available for immediate shipment (within 5 business days), we will process the charges and submit the order for shipment.

Order Shipment:

If your order is in stock and we process the charges to your credit card, it will ship within five business days from the date of your order.  We will send you tracking information within 24 hours of your order leaving the warehouse to the e-mail address you provided when checking out.  If you do not receive tracking information from us within six business days of your order, feel free to follow up with us at


Please inspect the packaging of your item(s) when they arrive, if you notice any damage you should make note of it when signing for delivery.  If your item(s) do arrive damaged, please send photos and we will process an insurance claim on your behalf.

Cancellations & Refunds:

All orders canceled after 48 hours are subject to a $20 administration fee, whether or not your order has shipped.  If your order has shipped, you (the buyer) will also be responsible for actual return shipping charges. Refunds will only be issued to the original credit card that you use when placing your order.



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Why Buy From articoasissupply

HUUM CLIFF Series are slim electric sauna heaters with remarkably small safety distances, which makes it perfect for saunas with limited spaces. Thanks to its well-optimized structure the safety distances from the walls are brought down to just 6 cm with smaller models and to 12 cm with larger models. CLIFF heater also comes in an even slimmer 3.5 kW wall-mounted model which is particularly suitable for very small sauna rooms.

  • Slim design
  • Suitable for use in saunas with limited space
  • Small safety distances
  • Heats up to 25% faster due to internal air duct
  • For sauna rooms from 123 to 600 cu. ft.
  • Works with UKU controls (sold separately)
  • Works with UKU extension box (sold separately)
  • 165 pound stone capacity (required 4-5 boxes sold separately)
  • Removable rib(s) for more accurate stacking of stones
  • Direct contact between stones and heating elements
  • More exposed stones creates a longer and milder heat
  • Stainless steel construction
  • Stainless steel, industrial quality heating elements​
  • Floor model
  • Designed, engineered, and made in Estonia
  • Limited 5-year warranty (excluding elements)
  • Sauna heater
  • 2 prop blocks (for removal of sauna rib slats)
  • Installation and operation manual
  • 5-Year limited warranty (excluding elements)
Model CLIFF Mini 3.5 CLIFF 6.0 CLIFF 9.0 CLIFF 10.5
Kilowatt Rating 3.5 KW 6.0 KW 9.0 KW 10.5 KW
Minimum Cubic Feet 123 CF 176 CF 317 CF 353 CF
Maximum Cubic Feet 212 CF 353 CF 529 CF 600 CF
Heater Weight 33 lbs 35 lbs 35 lbs 37.5 lbs
Shipping Weight with Sauna Stones 166 lbs 200 lbs 200 lbs 202.5 lbs
Boxes of Stones Required (Sold Seperately) 4 boxes 5 boxes 5 boxes 5 boxes
240V, Single Phase Amperage -- -- -- --
Width 10.6" (270mm) 10.6" W (270mm) 10.6" W (270mm) 10.6" W (270mm)
Depth 6.3" (160mm) 10.6" W (270mm) 10.6" W (270mm) 10.6" W (270mm)
Height 38.4" (975mm) 38.4" H (975mm) 38.4" H (975mm) 38.4" H (975mm

Installation and Operation

CLIFF IOM 2022.pdf

Spec Diagram 

CLIFF Spec Diagram.pdf

Stone Requirements

HUUM Stone Requirements.pdf

Elements Required

HUUM Elements Required.pdf


HUUM Heater Warranty 2021.pdf

Certificate of Compliance 

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