【Wall mount faucet installation】7.75"-8.25'' adjustable center distance cater to various needs owing to eccentric flange designed. Came with the a pair of G 1/2 male 3 inch straight brass pipe. If you need the right angle(90°）elbow installation kit male & male, please search MSTJRY installation kit 【No leaking】The commercial sink faucet has sealing rubber gaskets inside all the female connection position, insert these before tightening, make sure no leaking. No need to wrap water tapes in these position, otherwise it would cause leaking. There is one bag of gaskets as spare parts included in the package 【Commercial faucet with sprayer】The spray valve is equipped with a 18'' flexible hose, which you can move the sprayer head from side to side, back and forth effortlessly, 1.42 GPM water flow, 12 inch add-on spout, all integrated into one faucet make it convenient to wash up dishes and sink 【Lead-free and heavy duty】Brass construction with rust-resistant finish. Lead free material make it no harm to your health. Chrome finished make the appearance more beautiful. Also It's heavy duty with high hardness and better heat resistance characteristics 【Timely customer service】We will provide all the solutions you need in 24 hours if you have any questions about our commercial sink faucet with sprayer 【3 Compartment Sink Faucet】Fit for 2,3 compartment sink.Its cleaning area can cover all sinks.If you need different size commercial faucet,please select other options commercial sink sprayer，commercial sink faucet with sprayer，wall mount commercial faucet，commercial kitchen faucet