Hi, Synastro!
Thank you for your question. We do recommend to use a pop up drain assembly without overflow holes if you have a sink without overflow holes. The square push pop up drain assembly without over flow holes is 72174. Here is a link to the unit on our website:
https://www.deltafaucet.com/parts-product-detail?modelNumber=72174
Best Regards,
Rosanna
Answered by: DeltaFaucet11
Date published: 2018-02-07