Nuheat is one of the leaders and a premier floor warming company. Their fabric mats are legendary. And now they have made a strong entry into cable kits.
Nuheat Cable is a floor heating system that allows contractors to instantly make on-site adjustments to the floor heating coverage for any room including those with curves and angles. Nuheat Cable can be also used to heat wet areas such as shower beds and benches or saunas.
https://morelectricheating.com/products/FLOOR%20WARMING/NUHEAT%20FLOOR%20CABLE.aspx