Zonda - Resource Library

For builders, service is a key aspect of their vendor relationships. That’s why Pella, the most recognized window manufacturer in the market today, strives to provide the best service all the way down the line. Read eight ways Pella serves builders better.

Read why this custom builder believes Pella has the complete package: superior product, multiple style choices and technical expertise.

When it comes to window replacement, homeowners are often bewildered by the wide array of styles and materials, and remodelers worry about timelines, delivery schedules, and service. Pella can help you ease these concerns for your customers. Read eight reasons how.

Pella’s service and the quality of the windows and doors themselves, plus the craftsmanship that goes into them appeals to remodeling contractors.

There is a significant push for energy performance upgrades to existing homes. An important target is often the windows. Old single-glazed windows have such low thermal resistance that their effect on the overall thermal resistance of the walls can be staggering. Improving the performance of the window stock is therefore central to the goal of reducing the energy consumption of the existing building stock. This guide provides information and guidance about rehabilitating, retrofitting, and replacing wood window assemblies in residential construction.

Windows are an important component of the energy performance of any house. This guide helps select energy-efficient windows in new and existing residential construction in all U.S. climate zones. It includes information about window products, attributes, and performance. It provides cost/benefit information about window energy savings and about nonenergy benefits such as thermal comfort and reduced heating, ventilation, and air conditioning demands. The guideline also provides information about the energy impacts of design decisions such as window orientation, total glazing area, shading conditions, and about proper window installation.