我们在雨槽上还加了cover, 见图

所有跟帖： 

• I tried all kind of covers, none works... -borisg- ♂ (2419 bytes) () 11/30/2023 postreply 07:21:10

• We also have 20+ big trees: oak, maple, etc, installed -最西边的岛上- ♀ (155 bytes) () 11/30/2023 postreply 07:56:53

• well, let me get a small section and have another try.... -borisg- ♂ (0 bytes) () 11/30/2023 postreply 08:01:58

• get those with smooth surface and low front edge, so -最西边的岛上- ♀ (348 bytes) () 11/30/2023 postreply 08:19:04

• thanks -borisg- ♂ (0 bytes) () 11/30/2023 postreply 08:20:16