40mm diameter 1, 50mm parallel junction to avoid crossflow , 40mm diameter 2, Washing machine , Water closet 2, 40mm diameter 3, Wash hand basin 2, Bath , Bidet, Water closet 1, Wash hand basin 1 , Kitchen sink , 32mm diameter 2, 450 mm min , 32mm diameter 1, 75-100 mm diameter , Long radius bend .

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