Any of you guys ever try a Ball valve like this?  I looked at one today at west marine today, Looks good compared to a PVC ball valve. Says its Vitron.

http://www.amazon.com/Forespar-905100-BALL-VALVE-850/dp/B001H907P6/ref=sr_1_fkmr0_1?ie=UTF8&qid=1443486003&sr=8-1-fkmr0&keywords=FORESPAR+Fp+Sb+Fp+1%2F2%22+Ball+Valve