An object of the present invention are attached to the boundary wall of the sea side and the road side of the highway and coastline , and rust flow trace the bottom of the fence , to provide an L-shaped rain Toyota for the elimination of rust pools . The apparatus includes a vertical 2m width wrapping 1 and 2 of the inside is 2cm outside 5cm of 5.5cm3, inside and outside side of the horizontal 50cm width 5.5cm3 is a L -shaped rain Toyota 30 that there is 2cm wrapping 4 of . By taking a vertical 2m tip , gradually by lowering for flow out the rust of fence naturally , hole 5 to be attached to the fence there are five . [ Selection Figure Figure 1
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