You can find the answers to your Nuheat Electric Radiant Floor Heating questions here. Nuheat Custom heating mats or Nuheat mats in standard sizes.
The Answers to Frequently Asked Questions can be found in the Nuheat FAQ

General information & Literature

Starting your NuHeat Project

Virtual Thermostats - Operation and How-To Programming

Installation & Operation Manuals

Past Thermostat Models (discontinued)

Safety & Testing

Troubleshooting [...]

SunTouch SunStat Current Production Models

Manufactured by SunTouch's parent company Watts Radiant.
The thermostats can have different letters after the model number and refer to packaging or market area; but all are the same in function, features and look
All SunTouch Thermostats are in 2 pieces - the “power base” which mounts to the wall, and the “Faceplate” [...]

SunTouch Electric Radiant Floor Heating Systems
Radiant Floor Heat is the most comfortable way to heat. Want warm tile floors? Get an in floor warming system and enjoy warm floors.
Details and Information to install your floor heat are below. Learn more about Electric Radiant Heat Mats from SunTouch, by clicking on the links below, then view, download or [...]