Thank you for your question. If the handle is hard to turn and squeaks, we would recommend to replace the valve cartridge assembly, RP50587. If you should need further assistance with this, please contact our Delta Customer Service line at (800)345-3358. We are available Monday-Friday, 7am-7pm, CST and Saturday, 8am-5pm, CST. You may also email at firstname.lastname@example.org.
Date published: 2018-08-23