The floors in the upstairs and main floor of the house have been poured over the radiant tubing. The crew started upstairs and worked their way down to the main floor.
The Gypcrete is mixed onsite, and brought into the house through a big hose:
The Gypcrete is poured over the tubing and leveled (or floated) to a smooth finish.
The Gypcrete is 1 1/2″ thick, so all of the work done on the house prior to the floors being poured has to be done with that in mind. (The framing is double silled, meaning two two by fours rather than one, electrical outlet boxes placed higher, cabinet and window placement measurements noted with the difference, block outs are placed around all of the floor vents to prevent the Gypcrete from going into the vents, etc.)
And when it’s all done, it looks as smooth as butter:
You can read more about our radiant floors here.