Innovation built on experience

Insulation above slab on ground – CF005a

Insulation above slab on ground - CF005b

Dow Styrofoam RTM-X
Proctor Profoil

Confirm with a structural engineer for the required compressive strength required. Ensure slab is clean and free of loose material.

Lay insulation boards in brick pattern with edges pushed together firmly , cut neatly around penetrations and extended up upstands.

Dow Styrofoam RTM-X

Total R-Value

Final finish
Ply / Chipboard /  Cement Sheet / Screed

[Size] – Determined by required material  R-value. 30mm Dow Styrofoam RTM-X Board will give R1.1 material / product only R-Value. Compressive strength needs to be considered by a structural engineer for dynamic and static loads. Follow structural engineers detail on raft slab detail.