| 摘要 |
A separation unit/facility 2, for an eavestrough 6 at the eaves of a roof 9 on a building 7 comprising a free flow unit 1 connected to an elbow 8 in the eavestrough 6, so that the system will extend vertically down along an exterior wall of the building 7 and carry rainwater away from the roof 9. A facility 2 within the system is for separating any dirt and debris 10 that falls into the rainwater in the eavestrough 6, so that the rainwater will flow without obstruction out through the facility 2 and out the downpipe 3 into the drain tile 5.
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