First of all , Where are you located ? If you are in south florida you are OK , but if you are in any freeze area you might crack all your valves and pipes in winter . And have to replace the whole manifold .
Nestor's Sprinklers & Lighting
www.georgialighting.net
Vincent Nestor
Nestor's Sprinklers & Lighting
Alpharetta,Ga.30022
vpn1@bellsouth.net
www.NestorsLandScape.com
www.GeorgiaLighting.net