Concrete Wall Insulation Detail

Rigid insulation is placed horizontally under the slab perimeter and vertically in the joint at the slab edge.

Concrete wall insulation detail.

Moisture control is similar to figure 4 11 with the vapor retarder placed on top of the rigid insulation. As most foundation wall systems have substantial mass e g. And there is no effective way to fill the voids in an existing concrete block wall. Because it isolates the concrete.

David caruso springfield pa. Concrete basement wall with interior insulation sill detail figures 2 14f and 2 14s show a basement wall insulated on the interior with rigid foam plastic. In addition to covering the field of the wall the foam is also cut to fit between joists at sill and rim joist. Your only option is to cover the inside of the exterior walls with a continuous layer of insulation as though you were insulating a basement wall.

Three basic types of thermal insulation are available rigid board batt or blanket and spray on. Nethaniel ealy a builder in idaho who s about to pour a concrete basement foundation is trying to come up with insulation and waterproofing details that will be effective and within the budget. See more ideas about insulation rigid insulation architecture details. Walls 39 insulation and fenestration criteria table 402 1 1 insulation and fenestration requirements by componenta climate zone fenestration u factorb skylightb u factor glazed fenestrationb e shgc ceiling r value wood frame wall r value mass wall r valuei floor r value basementc wall r value slabd r value depth crawl spacec wall r value.

However the use and location of the insulation is more important on the control of moisture in terms of preventing. Interior insulation refers to insulation applied to the interior side of the concrete masonry as shown in figure 1. Roche has paused at an important detail. The layer of rigid foam insulation that separates the concrete foundation wall on the outside from the slab on the inside.

The current plan is to place 2 inches of extruded polystyrene xps on the outside of the foundation walls. How do i insulate walls with stud bays only 1 inches thick. Roche writes in a recent q a post that just about every foundation design for a slab that he s seen either puts all of the rigid insulation on the outside of the foundation or. Concrete insulation may only be of importance to moderate interior temperatures in the upper portions of the foundation wall where temperature conditions will fluctuate.

The insulation may be rigid board extruded or expanded polystyrene or polyisocyanurate closed cell spray polyurethane foam cellular glass fibrous batt or fibrous blown in insulation note however that fibrous insulation is susceptible to moisture. Oct 31 2016 explore ghassan haddad s board details insulation waterproofing followed by 308 people on pinterest. Interior installation using the rigid board batt or spray on methods is the least expensive method.