New at Cowls - Sierra Pacific Windows bring sustainability to your home.
Request QuoteWelcome to windows and doors that never compromise, made by people who don’t either. With a Seed-to-Window approach and cutting edge glazing technology for greater thermal efficiency, Sierra Pacific Windows have a meticulous, earth-friendly construction and forward-thinking design that make every product one-of-a-kind.
This family-owned, environmentally-committed company, is the only window company that manufactures its products with complete vertical integration. The full cycle makes use of everything, from the premium wood stock that goes into their wood windows and doors down to wood shavings that become animal bedding and chips that are used as part of their cogeneration power process. It also allows continuous quality control from the moment their tree seeds are planted until their beautiful wood windows are produced, approved and delivered to you.