Has anyone ever used or have any feedback on a "Pentair FullFloXF Backwash Valve" on a side mount type sand filter (Triton-II TR-60)?
Like this one , http://www.sunplay.com/Pentair-FullFloXF-Backwash-Valve-263080-p/263080.htm
Like this one , http://www.sunplay.com/Pentair-FullFloXF-Backwash-Valve-263080-p/263080.htm