QuietWarmth 240V Retrofit Floor Heating System

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QuietWarmth radiant heat film for under subfloors is the perfect solution to add comfort and warmth to any existing flooring, including nail-down wood floors. Simply place the mats between the subfloor joists and run pre-attached lead wires to an available thermostat. Because it is an electric floor heating system, there are no hot water pipes to worry about, thick electrical cables to bury in cement, and most of all no messy installation. Retrofit radiant heat to your existing floors to comfort and warmth to any room in the house.

  • Can be cut to length with a pair of scissors
  • UnderFloor Warming Mat System installs between existing floor joists; from available crawl space or basement beneath
  • Keep your existing floors you love, simply staple the perfectly sized mats between existing floor joist beneath the flooring
  • Heat will radiate upward to heat existing flooring
  • Thin and flexible film technology provides cozy and gentle heat
  • Simple to install, no messy mortars or glues
  • Efficient heat, only costing pennies per day to operate
  • Maintenance free design, control floor temperature with a floor sensing thermostat
  • It works under any type of flooring, including nail-down hardwood and carpets
  • Comes with 15 ft. factory attached lead wires
  • Hook multiple mats together in parallel for full floor coverage
  • Fits 16 in. on center joist spacing
  • Adjust temperature with QuietWarmth Thermostat (Sold Separately)

QuietWarmth Spec Sheet
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QuietWarmth Installation Instructions
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Additional Information

Flooring Type:
Existing Floors
Flooring Type:
Floor Joist - 16" on center
Mortar Required:
Not Required
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1 Review

  • 5
    Makes radiant heating easy!

    Posted by Fletcher on 29th Jul 2020

    The installation instructions are very clear and precise, and the product went in very easily. I would recommend this to anyone!

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