Window Spacers - What's the difference?

When it comes to the energy-efficiency of a multi-pane window, do window spacers really make that much of a difference?

Premium-grade vs builder-grade windows

Window Grilles DIY Reference, Reliable and Energy Efficient Doors and Windows, grille

Window Grilles DIY Reference, Reliable and Energy Efficient Doors and Windows, grille

Premium-grade vs builder-grade windows

The battle of the panes - single-glazing vs multi-glazing

The battle of the panes - single-glazing vs multi-glazing

Window Spacers - What's the difference?

Today's window technology fights the climate

Energy Star product specification comparisons

Today's window technology fights the climate

Exterior window colours, there is a difference!

2 Main Types of Soundproof Glass