Spray foam insulation extends down the foundation wall to the slab, which has been retrofitted by cutting the slab to install drainage mat against the wall and a new perimeter footing drain, along with rigid foam plastic above the slab

Display Image: TE7233_SprayFoamFoundation-4_BSC_09-10-2015.jpg
Reference: Mass Save Deep Energy Retrofit Builder Guide
Organization(s):
Building Science Corporation
Guidebook providing useful examples of high performance retrofit techniques for the building enclosure of wood frame residential construction in a cold and somewhat wet climate.