A: You will want to run 2 separate circuits. Per National Electric Code they need to be separate since they are in 2 different rooms in the home.
A: You can power the system on to test. You will need to put some flooring tiles on top of the mat. The mat itself does not get very warm. It radiates and heats the objects above it.
A: You will need to make sure the mat is completely secured to the subfloor.
A: The difference is the voltage of the mat. For 120V mats, it must be hooked up to a 120V power supply. For the 240V mats, it must be hooked up to a 240V power supply.
|Name||5 ft. x 18 in. 120-Volt Peel and Stick Radiant Floor Heating Mat for Tile and Glue-Down Floors (Covers 7.5 sq. ft.)||Floor Heating Mat 10 Sq.ft Electric Radiant In-Floor Heated Warm System with Digital Floor Sensing Thermostat||5 ft. x 36 in. 120-Volt Peel and Stick Radiant Floor Heating Mat for Tile and Glue-Down Floors (Covers 15 sq. ft.)||10 ft. x 18 in. 240-Volt Peel and Stick Radiant Floor Heating Mat for Tile and Glue-Down Floors (Covers 15 sq. ft.)|
|Voltage (V)||120||120 V||120 V||240 V|
|View Product||View Product||View Product||View Product|