US Patent 11761211 Retrofit roof with a phase change material modulated climate space

A thermally modulating roof system wherein a minority of climate space between an existing and new roof is occupied by a phase change material assembly. The system maintains an industry standard of no more than a distance of about 4 inches between the roofs while still incorporating a substantial capacity to modulate an otherwise rising temperature of a facility during the day. Unique methods of installing the system, utilizing it and circulating air through the system to enhance performance are detailed.