I picked up a line of Radiant Mats.Ideal Heat.
It is a 1/2 copper band instead of cable, better wattage at lower prices, better mat than any I have seen
You can view it here:
http://indianafloorsllc.com/warmtile.aspxWe now have the lowest priced Mat in the nation! it runs about $7.33 per foot
We dropped Thermosoft,Suntouch,Warmtile, still carry Nu Heat but they are to expensive.