01

Take a measurement (a shorter side : 2 points or more, a longer side : 3 points or more)

02

Check dimension.

03

Locate the body of ceiling panel at the center of a construction place

04

A ventilation fan is located at the center of side panel at a bathtub or shower booth.

05

Install in such an order as : Side flat panel => Body => Side flat panel

06

In a joint area where panels meet, construct the Vis RIB fixation in an internal of evey 30cm.
When constructing, take heed of a size error at the folding area.

07

After checking whether there is any chasm between a ceiling panel and a tile, make a silicon treatment.

08

Wipe out stains.