Bob from SWISCO responded:
July 21, 2020
Hi Mona. See our 24-737. This Andersen balance replaces old balance boxes that include the stamp code 7#27, or 727. |
Bob from SWISCO responded:
July 22, 2020
Hey Mona. Yes these particular Andersen balances are non-handed, meaning that they'll work on either side of the sash. |