Windows

Ragnar Energy Star 6500 Series windows from Ragnar Roofing feature a thermally optimized narrowline frame and sash with a dual-pane insulated glass solution designed to meet stringent ENERGY STAR® requirements. The elegant narrowline construction of Ragnar Energy Star 6500 Series windows ensures maximum daylight visibility while advanced technological reinforcements deliver dependable strength while minimizing energy transfer.

You’ll sleep well knowing that Ragnar Energy Star 6500 Series window’s enhanced forced-entry hardware and modernized screen and bulb design provide greater protection against insect and other undesirable intrusions. Strong, durable and weathertight, with the custom beauty you’ve come to expect from Ragnar Roofing, the Ragnar Energy Star 6500 Series windows are in a class by themself – an affordable window with performance power above and beyond the rest.


Providing the best overall value, and an impressive Lifetime Limited Warranty* Alside – along with Ragnar Roofing – deliver the peace of mind you would expect from industry leaders.