Ground Floor Slab Insulation Details

These codes do not require any insulation for slabs that are more than 12 in.

Ground floor slab insulation details.

Eps can be a cost effective alternative to pir for floor insulation and the same thermal performance can be achieved with increased thickness. 4 10 2012 10 a problem with 2. Submitted in 2016 for drc step 3 construction documentation review was an. Insulating a solid ground floor below the ground bearing concrete slab can be done using either pir insulation boards or eps insulation boards.

Check with manufacturer for approval for ground contact. The codes are silent about whether above grade slabs need to be insulated. If the insulation is going below the slab the damp proof membrane dpm is laid next followed by the insulation a polythene separating layer and the concrete slab. It helps make effective use of the thermal mass of the concrete slab rather than repeatedly warming it and allowing it to cool.

4 10 2012 5 floor surfaces less than 12 inches below grade shall be insulated. Alternative solutions 4 and 5 for continuous insulation of on ground concrete floor slabs. Correct slab insulation detail 21. For the floors of industrial.

Otherwise both codes require that slab on grade floors with a floor surface less than 12 in. Ground floor insulation below concrete slab thermal insulation is usually installed below the floor slab in buildings featuring continuous low level heating. Below grade need vertical insulation at the slab perimeter.