HUUM HIVE Electric Sauna Heater
Powerful floor-mounted heater for large saunas, wellness centers, and gyms. Holds up to 250 kg of stones for exceptional heat retention.
About this heater.
The HUUM HIVE is a premium floor-standing, open rock-basket heater built in Estonia, holding a large stone mass for soft, enveloping löyly and quiet operation. Choose your output below.
HUUM is built in Estonia by sauna engineers obsessed with one idea: heat that feels right. Every model is designed for high stone mass, soft löyly, and quiet operation.
Backed by Thermatov's 24-hour response promise. White-glove delivery and certified installation available across Canada.
Will this heater fit your sauna?
Enter the inside dimensions of your finished sauna for a baseline power check.
Awaiting dimensions
Enter all three inside dimensions to see whether this heater fits.
This check assumes a properly insulated indoor sauna. Glass, tile, stone, concrete, log construction, outdoor exposure and heat loss can increase the output you need. Final selection must follow the heater manufacturer’s published room range and installation manual; electrical work must be completed by a licensed electrician.
Everything required for installation.
In the box
- HUUM HIVE Electric Sauna Heater sauna heater unit
- Wall mounting bracket & hardware kit
- Warranty certificate & installation guide
You'll also need
- Sauna stones — up to 250 kg (551 lbs) of high-density igneous rock
- Electrical supply — 240V, single phase dedicated circuit, licensed electrician required
- Control system — wall control and contactor box, required and sold separately (Wi‑Fi control optional)
Premium stones for peak löyly.
Every electric heater needs the right stone mass for stable heat & soft steam. These high-density igneous picks are sized to this HUUM heater.
Controls that pair with this heater.
All HUUM heaters use the UKU Wi-Fi system. Start with the base system, or upgrade to a finished control panel — Glass, Black, or Wood — to match your sauna interior. Either way, you get full app control: schedule, monitor, and start your sauna from anywhere.
Full technical details.
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Finance over time.
Spread the cost of your build into simple payments with Affirm, Klarna & Afterpay, and start your ritual sooner. Choose your plan at checkout.
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