Tom from SWISCO responded:
March 9, 2020
Hello! Your top sash guide looks like our 18-042, which is designed for Pan Am windows. This top sash guide is commonly used with our Series 377 balance, which appears to match the style you have now. Look it over, especially the nylon fittings, and let me know if you agree. |
Tom from SWISCO responded:
March 10, 2020
That's great news. Thank you so much, Hugh! Please let us know how they work out or if you ever needed anything else. We're always here to help. |