The door and window frames are decorated with gilded stucco and stained glasses design with the pattern of confederate rose flowers.

The gables are also stucco decorated with glazed tiles, having the royal insignia of King Mongkut and his wife in the middle.

In addition, in the same agenda, a total of 40 monks were transferred from Wat Rachathiwat to the temple along with Somdet Phra Wannarat was also appointed from the King as the first abbot.

According to the temple has two layers of boundary wall, therefore the monks can do religious rites in both ordination hall and sanctuary without interference from outsiders.

Wat Sommanat Wihan is also considered an official crematorium of the Royal Thai Army (RTA).