This will’t be accomplished on an authentic sash as we've been dictated to by the place the size of your profile and where by toe mortise and tenon sits. The ultimate problem is secondary glazing won't ever possess the thermal general performance of Principal glazing. The gap amongst the panes https://damienxzvpg.ka-blogs.com/79523110/the-5-second-trick-for-energy-efficient-glazing-in-wc2e