Installing electric heat cable over a slab subfloor without insulation, and need more warmth? Flexible, versatile WarmWire cables may be for you. With WarmWire, you can space wires even closer together for higher heat output. Consult our planning guide to plan your layout for optimal heating, and choose the right amount of wire for your project’s square footage. Don’t forget a programmable thermostat for the ultimate in convenience and energy efficiency. Or save time with a WarmWire kit and get everything you need in one box!