Kurichi Idanattu Sree Indalayappa Swamy Temple is a blessed sanctuary where the main prathishta is Sree Parameshwaran [Lord Shiva] in his Kiraatha Moorthy form which is an expression of Parabrahma Swaroopa present in all the living beings and matter, as the destroyer of enemies and evil forces. He showers boons and blessings upon devptees. The chaithanya of Sabarimala Sree Dharma Shasthavu also is infused in the moola bimbam. There is no other prathishta similar to this in India.
The name Indalayappan means The god who removes sorrows and ego from workshipping devotees. Indal means sorrows and arrogance. Ila means to remove or destroy. Appan is a word of respect to the deity, referring to Lord Shiva.