Replacement Windows Discussion Board Forum

I just got an estimate for Okna vinyl replacement windows and they have a u factor of .25 and look nicer than the reliabilt, which I had been considering. Price is a couple hundred more for 6 but they have double thick glass,and a nicer finish. Has anyone had any experience with Okna, a company base...

Does anyone have information on quality and performanace (energy ) of reliabilt atrium 3201 or 3500 series vinyl repalcement windows as a moderately priced window, $2250.00 for 6 windows installed by Lowe's. Is Pella better quality, near same price, $2900.00 Reliabilt has 30 year warranty. Is double...