Because it does not use RC cable channel, it is buried, but also from a wide range and great results across the rainy season is always water it, you can not afford to smoke
Because it does not use RC cable ditch, it is buried directly, distance and a large range and a large result encountered the rainy season is always water, you can not pump out
Because it doesn't use RC cable trench, it's directly buried. It's a long distance and it's very big. It's always water in rainy season. You can't pump it out<br>