DIY Network

How to Install a Radiant Heat Subfloor

Use these step-by-step instructions to install a radiant heat subfloor that's a great heat source for any room of the house.

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Materials

  • construction adhesive

Tools

  • tape measure
  • pencil
  • chalk line
  • caulk gun
  • safety glasses
  • framing nailer
  • hammer
  • circular saw
  • hand saw
  • screw gun
  • plunge router
  • drill
  • Forstner bit
  • alignment tool
  • jig
  • angle grinder

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Resources

  • Subfloor from Warmboard
    Casement windows, awning window and French door from Pella
    Red Oak floor from Maxwell Hardwood Flooring