Solar heating panel

摘要

A solar heating panel is disclosed which is formed from two corrugated plastic sheets joined face-to-face to form multiple passageways therethrough for flow of a fluid medium. Each of the components is generally rectangular with the corrugations having diverging sidewall portions spaced by transverse wall portions and with the sidewall portions of opposing components in parallel overlapping and contacting relation and the transverse wall portions spaced apart and forming passageways therebetween.