uper Spacer® sealed

All McLeod windows are Super Spacer® sealed.

When it comes to minimizing condensation and providing long-term durability, nothing performs better than the Super Spacer® insulating spacer bar. With an advanced all-silicone foam and dual seal design, it delivers on the promise of true warm edge technology.

Super Spacer® not only boosts perimeter performance, it can help enhance overall window R-values up to 30%.