MP Global Products’ QuietWarmth Film is designed specifically for floating wood and laminate floors. The radiant heat system installs over a sublfloor or acoustic underlayment. Available in four convenient rollout pad sizes –3 by 5 in., 3 by 10 in., 1.5 by 5 in. and 1.5 by 10 in. –with wires pre-attached for ease of installation, the system uses 6 watts per sq. ft.