Question 1

Which is better, nVent Nuheat Signature or Honeywell TH115-AF-GA/U Floor Thermostat?

Accepted Answer

Based on our testing, the nVent Nuheat Signature scores higher overall at 9.1/10. The nVent Nuheat Signature scored 9.1/10 and the Honeywell TH115-AF-GA/U Floor Thermostat scored 8.4/10 in our Best In-Floor Heating Thermostats 2026 evaluation.

Question 2

Is the nVent Nuheat Signature worth it over the Honeywell TH115-AF-GA/U Floor Thermostat?

Accepted Answer

The nVent Nuheat Signature scores 9.1/10 while the Honeywell TH115-AF-GA/U Floor Thermostat scores 8.4/10. The nVent Nuheat Signature is our "Best Overall" pick in the Best In-Floor Heating Thermostats 2026 category.

nVent Nuheat Signature vs Honeywell TH115-AF-GA/U Floor Thermostat: Which to Buy?