Ground Floor Slab Insulation Details

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.

Ground floor slab insulation details.

These codes do not require any insulation for slabs that are more than 12 in. Correct slab insulation detail 21. Depending on the use of the building the slab can then be finished ready for use or receive a screed suitable for a floor finish. 4 10 2012 10 a problem with 2.

Where insulation is positioned above the slab. The codes are silent about whether above grade slabs need to be insulated. Eps can be a cost effective alternative to pir for floor insulation and the same thermal performance can be achieved with increased thickness. Below grade need vertical insulation at the slab perimeter.

These overall r values do not account for the heat sinking effect of concrete piers where they are included to support a slab footing from below. Submitted in 2016 for drc step 3 construction documentation review was an. For the floors of industrial. Alternative solutions 4 and 5 for continuous insulation of on ground concrete floor slabs.

Insulating a solid ground floor below the ground bearing concrete slab can be done using either pir insulation boards or eps insulation boards. Otherwise both codes require that slab on grade floors with a floor surface less than 12 in. Check with manufacturer for approval for ground contact.