Slab on grade insulation / Discussions

...slab on grade, but these are not sold separately, they are a feature offered the company if you have them provide an engineered slab on grade foundation kit. Alternatively with a hand-built slab on grade foundation, you can remove a few inches of insulation where door openings will go to allow concrete to pour over it ...

...one builds a highly insulated house on an insulated slab are heated floors necessary? Whether or not you need radiant heat in a slab on grade foundation floor that is super insulated depends on your climate, the amount of insulation, any floor coverings you put on, and finally how you personally define comfort. See thi...