Honeywell TH115-AF-GA/U Radiant Heating Thermostat with Floor Sensor & GFCI – 120/240V | 7-Day Programmable

Smart radiant heating control at your fingertips

The Honeywell TH115-AF-GA/U is a 120/240V line voltage programmable thermostat designed for radiant floor systems. With a built in floor sensor and a protective GFCI, it helps you shape warmth where you feel it most while supporting safe operation.

Flexible temperature control options

Choose from three distinct modes to match different rooms and activities. Ambient temperature targets keep general comfort steady, floor mode tunes warmth near the surface, and ambient with floor limits adds a safeguard before the floor gets too hot.

• 7 day programmable scheduling to fit weekly routines
• Supports 120 and 240 volt circuits for versatile installations
• Integrated floor sensor for precise floor warmth
• GFCI protection adds safety in damp spaces

Practical uses in everyday spaces

In living rooms, it can help maintain a gentle baseline temperature during the day and boost warmth when you return home. In bathrooms, the floor sensor helps keep toes cozy on cool mornings. In kitchens and entryways, schedules can align heat with activity without overdoing it.

• Radiant floor setups benefit from localized warmth that feels natural
• Quiet operation supports a calm, comfortable environment
• Simple control over heat timing reduces energy waste

Setup and considerations

Designed for line voltage radiant systems, this thermostat is compatible with typical 120 and 240 volt wiring. The three control modes and the floor sensor are built to work together for tailored comfort. For safe handling, follow standard electrical guidelines and use the supplied mounting hardware.

Why shoppers choose Honeywell TH115-AF-GA/U

This model blends reliability with flexible control. The 7 day programming supports weekday routines and weekend adjustments, while the floor sensor aligns warmth with where you feel it most. The GFCI protection adds safety in spaces where moisture is a consideration.

• Classic brand reliability with HVAC focused features
• One thermostat manages ambient and floor based warmth
• Potential for energy-efficient scheduling with precise control