We just added gable end glazing to our living room and love the natural light it brings! Has anyone noticed if it affects heating bills much in winter? Also, would appreciate any tips on finding reliable installers—ours took longer than expected.

https://smoothdecorator.com/what-is-an-apex-window-a-homeowners-guide-to-bright-beautiful-roofline-windows/

We just added gable end glazing to our living room and love the natural light it brings! Has anyone noticed if it affects heating bills much in winter? Also, would appreciate any tips on finding reliable installers—ours took longer than expected