Water connection size
1
The water connection to the fill valve is a standard 7/8's ballcock. The actual shank size is 15/16's. Depending on what angle stop you are using the connection to the wall can be 7/16,3/8 and 1/2 in most locations. For additional questions on this Fluidmaster product contact us at your earliest convenience. Fluidmaster’s Technical Service Department is available Monday through Friday from 5:30 AM through 5:00 PM Pacific Standard Time. Contact options include: Chat www.fluidmaster.com/support E-Mail techsupport@fluidmaster.com and Toll Free 800-631-2011.
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