Thank you for your review, Jaypro! The wall elbow threads on to a 1/2" (13 mm) iron pipe nipple. This can be unscrewed and threaded on correctly, but please be sure to apply plumbers tape to the pipe thread as per the instructions.
https://media.deltafaucet.com/MandI/43934RevC.pdf
Best regards, Edward
Answered by: Delta Faucet
Date published: 2018-07-06