In 1925, Pete and Lucille Kuyper invested in the Des Moines-based Rolscreen Co. and moved it to their hometown of Pella ... the company's product, a window screen "that rolls like a window ...

Wind resistance measures each window"s ability to keep out drafts with 25 and 50 mph winds an an outdoor temperatures of 70º F. The Pella 150 Series is part of the Replacement Windows test ...

Wind resistance measures each window"s ability to keep out drafts with 25 and 50 mph winds an an outdoor temperatures of 70º F. The Pella 250 Series is part of the Replacement Windows test ...