Window Features

What's In Your Windows?

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Why New Windows/Doors?

Is Your Home’s Window Energy Efficiency Falling Short?

If your current windows are outdated or underperforming, it might be time for an upgrade. At Platinum Build LLC, we specialize in providing Pella® energy-efficient replacement windows—known for their exceptional performance, durability, and design.We proudly serve homeowners across Renton, Newcastle, Seattle, Bellevue, Kirkland, Woodinville, and surrounding areas—helping you enhance indoor comfort and reduce energy bills with expertly installed, high-performance windows.

Why Window Energy Efficiency Matters

Your windows have a major impact on your home’s overall energy usage. According to the U.S. Department of Energy, inefficient windows can account for up to 30% of a home’s heating and cooling energy loss. This can lead to overworked HVAC systems, uncomfortable drafts, and rising utility costs. Replacing old windows with Pella® energy-efficient models can help eliminate this energy waste—providing long-term cost savings and year-round comfort.

Premium Replacement Windows from Pella®

At Platinum Build LLC, we install Pella® replacement windows—a trusted brand backed by nearly 100 years of innovation. Pella® windows combine advanced materials with energy-saving technologies to deliver industry-leading performance. Whether you choose wood, fiberglass, or vinyl frames, all options are engineered for maximum energy efficiency and aesthetic appeal.

Key Energy-Efficiency Features of Pella® Windows

Every Pella® window we install is designed with innovative features that boost performance and help regulate indoor temperatures, including:

Low-E Insulating Glass that reflects infrared heat and filters damaging UV rays
Argon gas fills between panes to enhance insulation and reduce heat transfer
Dual- or triple-pane glass options for improved thermal performance
Precision-fit weatherstripping that helps seal out drafts and maintain climate control

Insulated frames and sashes built for durability and thermal resistance

Ready to Enhance Your Home’s Efficiency?

Don’t let inefficient windows drive up your energy costs. Trust Platinum Build LLC to upgrade your home with expertly installed, Pella® energy-efficient windows. Contact us today to schedule a consultation and take the first step toward a more comfortable, sustainable home.

OUR WORK GALLERY

WORK DONE BY US

OUR TESTIMONIALS

Hear from our happy customers

Window Installation

Window Installation

Sliding Door Installation

— Henry Borgs

I recently hired Platinum Build LLC to install new windows in my home and I have to say, I am thoroughly impressed with their work. The team was incredibly professional and efficient, making the entire process a breeze. They helped me choose the perfect windows for my home and provided valuable insights and advice throughout the entire process.

— Greg Gonzales

I recently had my windows replaced by Platinum Build LLC and couldn't be happier with the results. The installers were professional and efficient, and the windows themselves are high-quality and have made a noticeable difference in my home's energy efficiency.

— Carolyn Symons

Platinum Build LLC did a fantastic job with the sliding door installation in our home. The team was professional, efficient, and completed the job within the estimated time frame. We're impressed with the quality of their work and attention to detail. Our new sliding doors look great and function perfectly. We highly recommend Platinum Build LLC for anyone looking for reliable and top-notch sliding door installation services.

Have Peace of Mind You're Covered!

LIFETIME WARRANTY

Our windows & patio doors are backed by a lifetime limited warranty that includes accidental glass breakage coverage and transferability provisions! See the manufacturer’s warranty cards for a full description of coverage.