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This construction uses continuous R-10 or R-13 batt insulation on the interior of the concrete foundation wall. The slab is left uninsulated and the rim joist is insulated with batt … Read More

This construction uses 2x4 framed wall offset 2.5" from concrete with 6" open cell low density spray foam (R-21) between and behind the stud wall. The slab is insulated with 2" XPS… Read More

The figure below shows 2" XPS or foil-faced polyisocyanurate rigid insulation and 6" open cell low density spray foam insulation installed on the interior of the rimjoist and foundation wall, and 2"… Read More

This construction uses 2 layers of 2" XPS rigid insulation on the exterior of the concrete foundation wall. The slab is insulated with 2" XPS rigid insulation under slab and the… Read More

Dampproofing 4" XPS rigid insulation Two 2" concrete foundation walls 2" XPS rigid insulation under slab     Thermal Control This construction strategy has an installed insulation R-value… Read More

This construction uses 2 layers of 2" foil-faced polyisocynaurate insulation against the concrete foundation and a 2x6 framed wall with R-19 unfaced fiberglass insulation in… Read More

This construction uses 3 1/2" closed cell high density spray foam insulation on the interior of the rimjoist and foundation wall, and 2" XPS rigid insulation under slab. As shown below, the… Read More

This construction uses 2" XPS rigid insulation against the concrete foundation and a 2x6 framed wall with R-19 unfaced fiberglass insulation in the stud space. The slab… Read More

This construction uses 2" XPS rigid insulation against the concrete foundation and a 2x4 framed wall with R-13 unfaced fiberglass insulation in the stud space. The slab… Read More

This construction uses 2" XPS slotted rigid insulation (attached to wall through 1x3 furring strips) and 2" foil-faced polyisocyanurate rigid insulation (attached to furring… Read More