The Pella 250 Series is part of the Replacement Windows test program at Consumer Reports. In our lab tests, Double-hung window models like the 250 Series are rated on multiple criteria ...
The Pella 150 Series is part of the Replacement Windows test program at Consumer Reports. In our lab tests, Double-hung window models like the 150 Series are rated on multiple criteria ...
We created and used a detailed methodology to compare Pella to more than 15 replacement window companies ... The warranties are limited lifetime, and some parts are transferable.