If you re installing radiant floor heat in an existing room you ll need a dedicated 15 to 20 amp gfci protected circuit to power the system and an excuse to lay a new tile floor.
Installing electric radiant floor heating under tile.
So if you have open access to your floor joists now you can add the comfort and efficiency of radiant floor heat to your home.
Electric mat radiant heat is best when sandwiched between the subfloor and the finish material be it wood tile or carpet.
The retroheat floor heating system was designed specifically for providing electric radiant heat to existing floors by accessing the floor joists below.
In this situation hydronic radiant heat water circulating through pipes would be easier to install than electric mat radiant heat.
You simply trowel the thin set mortar over the heating mat then.
Retroheat radiant floor heating system.
If you are pouring a concrete slab under.
Plastic trowel if spreading thin set mortar directly over the radiant floor heating mats in one step we recommend using a plastic trowel to prevent cutting the heating wires.
The retroheat system can be installed to heat tile hardwood laminates.
Radiant heat can be added under your existing floor.
Electric radiant heat mats with wall mounted thermostats are easy to install under new tile floors and provide comfortable invisible heat at a reasonable cost.
They work well as supplemental heat in bathrooms kitchens and entryways.
How to install floor tile over infloor heat.
Installing the tile over the radiant floor system is no different from installing it over cement board without the floor system.
Or you can use the flat side of the trowel and float a skim coat of thin set that just covers the heating wire then lay tile in a second step.
So it stands to reason that most of the time trade pros and homeowners are installing a radiant floor heating system under tile flooring.
Controlled by their own thermostat these electric floor heating systems don t replace your main heating unit they augment it.