Vazhoor Vettikattukavu temple is located at Theerthapadapuram in Vazhoor, Kottayam District, Kerala. Two deities are worshipped in the temple with equal importance. The two deities are Sastha (Ayyappa) and Shiva. There are two sreekovils or sanctum sanctorum.
The subsidiary deities worshipped in the temple are Ganapati in Kannimoola and Sarpam and Malikapurathamma outside the main sanctum.
The 8-day annual festival in the temple is held from Dhanu 15 (December 29 or 30). The festival concludes with Arattu on Dhanu 22 (January 5 or 6). The annual festival is famous for the participation of majestic elephants and traditional Kerala temple music. Traditional temple arts are performed during the 8-day festival.
The festival period rituals and puja include utsava bali and pallivetta.
Other important festivals in the temple include Shivratri, Prathishta Dinam in Mithuna Masam (June - July), Ramayana Masam, Karkidaka Vavu and Vinayaka Chaturthi.