The chapel is 6 meters wide, 10.15 meters long, and 10 meters high and surrounded with glass wall. It was built by Vientiane craftsmen. The characteristic of the chapel is masonry woodwork with tiles thatching. The door is engraved wood with a giant holding a baton on the right frame. The gable is engraved wood of Thep Phanom. There is a curved arch at the glass wall that imitates oriental art with two soldiers with hats and batons as porters on each side. There is a beautifully decorated pagoda on the west side outside the glass wall.