a) No interrupted silicone, no bubbles;
b) silicone on glass surface invisible (the depth of
empty silicone should be less than 5mm)
c) Backsheet with the silicon gel,it is visual, no water
seepage problems( the width of silica gel turned
shoule be between 3mm to 5mm, length less than
10cm, the quantity of the module less than 3 position,
one side only allow one turned position,sawtooth
shape is not allowed)
d) Gap between the backsheet and frame should be
filled with silicone