No C Wire Options
Compare no-C-wire smart thermostats by power method: included adapters and extenders, battery power, and the line-voltage systems to rule out.
hello house GC Smart Thermostat for Underfloor Heating and Boilers
This smart thermostat helps you control the temperature for underfloor heating, gas boilers, or water heaters from anywhere. You can check and adjust settings with the mobile app or use simple voice commands through Google Home or Alexa. It fits well in homes where you want reliable warmth without high energy bills.
A working parent might lower the heat during the day and warm the bathroom floor just before the evening routine. The intuitive app lets you set schedules, so floors feel cozy when you need them. The light green design blends into modern spaces and gives a small room a clean, updated look.
One user noticed the thermostat's display reads temperature changes within seconds, making quick adjustments feel effortless. You do not have to leave your sofa to change the heat, and the remote access gives peace of mind when you are away. Control your home's warmth without unnecessary complexity.
Features
- Remote temperature setting via app
- Voice control with Google Home & Alexa
- Requires separate hub (no WiFi)
- Available in light green
- Controls electric floor heating, water heater, gas boiler
General specs
- Brand: hello house
- Model: GC
- Seller: Joom
- ID: 696e1bcb261b6301da04fffb
- Model: GC
- Platform: Tuya Smart Life
- Control Type: Remote Temperature Control
- Product Type: Thermostat
- WiFi Enabled: No
- Compatible Systems: Electric Underfloor Heating, Water Heater, Gas Boiler
- Assistants Compatible Smart: Google Home, Alexa
- First listed by seller: February 15, 2026
If you are interested in more details, you can find full information on the seller's page.
RUB 24,690.00
Last price update: 2/15/26
Available to order
Shipping options
Delivery to 
Russia
Russia
Available
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| Brand | hello house | JOHO - CarGear | Rainbow Rain | Build My Home | HIMO Group | Minco Thermostatic |
| Model | GC | GC | Tuya WiFi Smart Thermostat | Tuya WiFi Smart Thermostat | MK100 | |
| Color |
|
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| Rating | ||||||
| Price | RUB 24,690.00 | RUB 22,470.00 | RUB 7,880.00 | RUB 10,690.00 | RUB 9,830.00 | RUB 3,990.00 |
| Seller | Joom | Joom | Joom | Joom | Joom | Joom |
| Update | Feb 14, 2026 | Feb 14, 2026 | Feb 10, 2026 | Feb 14, 2026 | Aug 7, 2026 | Aug 30, 2026 |
| Control Type | Remote Temperature Control | Remote, Voice | Electric Heating, Gas Boiler | |||
| Connectivity | WiFi | WiFi | WiFi | WiFi | WiFi | |
| Compatibility | Electric floor heating, Water heater, Gas boiler | Alexa, Google Home | Alexa, Google Home, Alice, Smartthing | Alexa, Google Home, Alice | Electric heating, Gas boilers, Water heaters | |
hello house GC Light Green
RUB 24,690.00
When this device makes sense
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