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HUUM CORE BK/ST Package

HUUM CORE BK/ST Package

The HUUM CORE BK/ST Sauna Heater Package combines the customizable CORE BK/ST electric heater with a HUUM UKU control system and 66 lb of sauna stones, providing the primary components required for a complete sauna heating system. Available in 6.5 kW, 9 kW, and 10.5 kW configurations, the package accommodates sauna rooms from 177 to 566 cubic feet, depending on the selected heater output. Designed, engineered, and manufactured in Estonia, the CORE BK/ST features stainless steel construction and arrives without a finished exterior casing, allowing the heater to be personalized with compatible ceramic tile, stone, glass, or wood. Its compact 12.2 × 12.2 in footprint supports flexible placement and allows integration into a compatible sauna bench when installed according to HUUM requirements. The included UKU control provides centralized operation of the sauna system, including temperature, operating time, delayed start, lighting, and ventilation control. The package also includes 66 lb of rounded olivine diabase sauna stones, matching the heater's specified stone capacity. This package includes the CORE BK/ST sauna heater, HUUM UKU control system, and 66 lb of sauna stones. Custom exterior finish materials are not included.
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Key Features

Complete Heater Package: Includes the CORE BK/ST sauna heater, HUUM UKU control, and 66 lb of compatible sauna stones.

Three Power Options: Available in 6.5 kW, 9 kW, and 10.5 kW configurations for sauna rooms from 177 to 566 cubic feet.

Customizable Exterior: Supplied without a finished exterior casing, allowing the heater surround to be customized to complement the sauna interior.

Multiple Finish Possibilities: Designed to accommodate custom exterior treatments using compatible ceramic tile, stone, glass, or wood.

Compact Design: The 12.2 × 12.2 in heater footprint provides flexibility for space-conscious sauna layouts.

Bench Integration: Designed to support complete integration into a compatible sauna bench when installed according to HUUM requirements.

UKU Control Included: Provides control over sauna temperature, operating time, delayed start, lighting, and ventilation.

104–230°F Control Range: The supplied UKU specifications list an adjustable temperature range from 104°F to 230°F.

Up to 48-Hour Delayed Start: Allows the sauna heating cycle to be scheduled in advance.

66 lb of Stones Included: Includes rounded olivine diabase sauna stones sized from 2–4 in.

Direct Stone-to-Element Contact: Stones are positioned in direct contact with the heating elements.

Industrial-Quality Heating Elements: Equipped with stainless steel electric heating elements.

240V Single-Phase: All supplied CORE BK/ST configurations operate on 240V single-phase power.

Made in Estonia: CORE heater designed, engineered, and manufactured in Estonia.

Product Details

Model: CORE BK/ST PKG

Product Type: Electric Sauna Heater Package

Series: CORE

Available Heater Models: CORE BK/ST 6, CORE BK/ST 9, CORE BK/ST 11

Available Heating Power: 6.5 kW, 9.0 kW, 10.5 kW

Overall Sauna Room Range: 177–566 cu. ft., Depending on Selected Output

Primary Fuel: Electric

Heater Exterior: Unfinished / Customizable

Compatible Exterior Finish Options: Ceramic Tile, Stone, Glass, or Wood

Heater Construction: Stainless Steel

Heating Elements: Stainless Steel, Industrial Quality

Control: HUUM UKU Control Included

Control Temperature Range: 104–230°F

Delayed Start: Up to 48 Hours

Control Installation: Inside or Outside Sauna Room, Subject to Manufacturer Installation Requirements

Lighting Control: Supported

Ventilation Control: Supported

Temperature Sensor: Included

Door Sensor: Included

Overheat Protection: Yes

Child Safety Lock: Yes

Voltage: 240V

Phase: Single-Phase

Amperage: 25–43.75A, Depending on Selected Heater

Wire Size: 10 or 8 AWG, Depending on Selected Heater

Circuit Breaker: See Installation and Operation Manual

Heater Safety Listing: CE

Minimum Ceiling Height: 80 in (203 cm)

Safety Clearances: See Installation and Operation Manual

Stone Capacity: 66 lb (30 kg)

Included Stones: 66 lb

Stone Type: Rounded Olivine Diabase

Stone Size: 2–4 in (5–10 cm)

Heater Weight: 41.9 lb (19 kg)

Shipping Weight with Sauna Stones: 107.9 lb (48.9 kg)

Country of Heater Manufacture: Estonia

Heater Residential Warranty: 3-Year Limited Warranty

Heater Commercial Warranty: 1-Year Limited Warranty, Excluding Heating Elements

UKU Residential Warranty: 3-Year Limited Warranty

UKU Commercial Warranty: 1-Year Limited Warranty

Included

CORE BK/ST Sauna Heater

  • HUUM CORE BK/ST Sauna Heater
  • 4 Adjustable Legs
  • 4 Unfinished Metal Shields
  • 4 Cover Strips
  • Cover Strip Fastening Screws
  • Installation and Operation Manual
  • 3-Year Limited Residential Warranty
  • 1-Year Limited Commercial Warranty, Excluding Heating Elements

UKU Control

  • Control Panel
  • Main Module
  • Temperature Sensor
  • Door Sensor
  • Control Panel Cable
  • Temperature Sensor Cable
  • Door Sensor Cable
  • Installation and Operation Manual
  • 3-Year Limited Residential Warranty
  • 1-Year Limited Commercial Warranty

Stones 24

  • 66 lb of Rounded Olivine Diabase Sauna Stones
  • 2–4 in (5–10 cm) Stone Size

Custom exterior finish materials are not included and must be selected and installed according to HUUM requirements.

Dimensions

HUUM CORE BK/ST Sauna Heater

Width: 12.2 in (31 cm)

Depth: 12.2 in (31 cm)

Height: 32.7 in (83 cm)

Overall Dimensions: 12.2 × 12.2 × 32.7 in (W × D × H)

Heater Weight: 41.9 lb (19 kg)

Shipping Weight with Sauna Stones: 107.9 lb (48.9 kg)

Stone Capacity: 66 lb (30 kg)

HUUM UKU Control Panel

Width: 2.2 in (5.6 cm)

Depth: 0.9 in (2.3 cm)

Height: 4.1 in (10.4 cm)

Overall Dimensions: 2.2 × 0.9 × 4.1 in (W × D × H)

Shipping & Delivery

Shipment: This sauna heater system ships via scheduled freight delivery. The shipment arrives secured on a wooden pallet and protected with three-ply cardboard packaging.

Delivery: A delivery appointment is required. The freight carrier provides delivery service only, with limited assistance available at the delivery location.

Delivery Requirements: Prior to shipment, we may contact you to confirm delivery details and identify any access restrictions or special handling requirements that may affect delivery.

Shipping Rate: Shipping rates are calculated based on the delivery location and confirmed based on the destination. Special delivery requirements may result in additional charges.

Accessory Freight: Eligible sauna accessories may be consolidated with the heater shipment to help minimize separate freight charges.

Installation and Operation

HUUM-CORE-Sauna-Heater-IOM.pdf

HUUM-UKU-Control-IOM.pdf

View full details

HUUM CORE BK/ST Package
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About Rodeo

At Rodeo we're on a mission to create the best saunas in the world. It all started with a simple realization - existing brands were either overpriced or cheap knock-offs.

So we built the brand we wished existed. A perfect balance of great materials, honest craftsmanship, and clean design at a fair price. We focus on what actually matters - crafting great products that hold up to real, everyday use.

We build with the belief that products should become part of your routine, not end up in a landfill. No trends. No gimmicks. Just great saunas, made the right way by people who care about their craft.

We make saunas for folks who deeply love the art of rest, recovery and relaxation after a hard days work.

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