The good manufacturing process of the product make it have a longer service life, high stability, and long-term use Installation without drilling, protecting the of the home, greatly improving installation efficiency and saving installation costs This pipe can not only effectively transfer rainwater in rainy days, but also automatically overflow is high to ensuring the normal circulation of water and avoid flooding The pump tube adopts design, without manual water absorption, and simple This pump tube can automatically empty and fill, without manual operational, without monitor, very, Manufacturer: Kaeltsyn