R406.4.1

Section R406.4.1 is titled 'Panel joints sealed' and covers requirements for foundation waterproofing and dampproofing. The requirement to seal panel joints of precast concrete foundation panels in accordance with the manufacturer's instructions is established. The purpose of this section is to prevent water from entering the building through the foundation.

The model shows two precast concrete foundation panels with the joint seal highlighted, and waterproofing being completed.