| 摘要 |
PROBLEM TO BE SOLVED: To provide a corner block for a spacer of double glazing capable of simplifying installation of a supply port of filler gas to a hollow layer and simplifying a filling work of filler gas, a double glazing using the corner block, and a double glazing shoji (sash).SOLUTION: There is provided a corner block 30 of a double glazing in which at least two or more hollow layers are formed. Connection parts 31a, 31b, 31c, 31d connected to each of end portions of the spacer part and a plurality of gas injection ports for injecting gas into the at least two or more hollow layers so as to communicate with each hollow layer are provided for the corner block 30 corresponding to each of the at least two or more hollow layers, and gas supply ports for introducing filler gas to the gas injection ports are provided, and a double glazing using the corner block and a double glazing shoji (sash). |
