สามทางลดพีวีซี ขนาด 3/4"x1/2", 1"x1/2", 1x3/4", 1-1/2"x1/2", 1-1/2"x3/4", 1-1/2"x1", 2"x1/2", 2"x3/4", 2"x1", 2"x1-1/4", 2"x1-1/2", 2-1/2"x3/4", 2-1/2"x1", 2-1/2"x1-1/2", 2-1/2'x2", 3"x1/2", 3"x3/4", 3"x1", 3"x1-1/2", 3"x2", 3"x2-1/2", 4"x3/4", 4"x1", 4"x1-1/2", 4"x2", 4"x2-1/2", 4"x3", 5"x4", 6"x2", 6"x3", 6"x4", 6"x5", 8"x4", 8"x6", 10"x8" |
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