Self=priming siphon, e.g. for watering plants or removing pools of water from terraces or swimming pool coversThe siphon consists of an inverted U-shaped tube (9) filled with a hydrophilic material and having its descending branch (8) extended by a tube (12) of smaller diameter than the ...
Self=priming siphon, e.g. for watering plants or removing pools of water from terraces or swimming pool coversThe siphon consists of an inverted U-shaped tube (9) filled with a hydrophilic material and having its descending branch (8) extended by a tube (12) of smaller diameter than the ...