I recently had gable end glazing installed, and it’s transformed the natural light in my living room—love it! I’m curious, did anyone notice a big spike in heating costs afterward? Also, any tips on finding reliable installers who specialize in this? Thanks!

https://www.e-architect.com/articles/the-architectural-impact-of-gable-end-glazing

I recently had gable end glazing installed, and it’s transformed the natural light in my living room—love it! I’m curious, did anyone notice a big spike in heating costs afterward? Also, any tips on finding reliable installers who specialize in this?