williamson spec sheet

[dennyfishes]

looking for a spe sheet that shows the seer rating of various coils with willamson model # 7420-02-2056, serial # 8839020

[oregonhvac]

Hello, and welcome. Try www.ari.org.
Good luck!

[Tech23]

Welcome to the site Denny,

I am not familiar with the williamson line. You might get more responses in the residential HVAC section. The mods don't like us to repeat threads in different areas, but maybe one of them could move this thread to that section for you.

Take care and enjoy the forums.