Business Details
23 Years
experience
Trusted Replacement Windows & Doors in Utah
Window World Utah has been dedicated to enhancing homes through premium exterior solutions since 2003. Our commitment to quality begins with sourcing materials exclusively from American manufacturers, ensuring every product reflects our pride in domestic craftsmanship. We specialize in replacement windows, doors, and siding engineered to improve energy efficiency, increase curb appeal, and deliver lasting value for homeowners across the Wasatch Front. Backed by a nationally recognized brand while maintaining the personalized service of a local business, we combine innovative technology with professional installation to guarantee customer satisfaction. Our patented SolarZone insulated glass packages reduce energy consumption by over 75%, while our Warm-Edge Spacer System and argon gas insulation provide superior thermal performance.With two convenient locations in Salt Lake City and Spanish Fork, we serve homeowners through transparent pricing, comprehensive warranties, and flexible financing options. Our community involvement extends through the Window World Cares foundation, which has raised $19 million for St. Jude Children's Research Hospital, and our Military Initiative supporting veterans nationwide. Recognized by ENERGY STAR, Good Housekeeping, and Qualified Remodeler, we maintain our industry leadership through continuous innovation and customer-centric values established since our founding in 2003.
Services
Replacement Windows
Entry Doors
Patio Doors
Vinyl Siding
Storm Doors
Details
- Year established: 2003
Highlights and features
- We offer 20+ years of exterior remodeling expertise with locally owned service
- Our patented SolarZone technology reduces energy costs by over 75%
- We provide flexible financing options through the Window World Credit Card
- Our community commitment includes $19 million raised for St. Jude Children's Hospital
- We maintain industry-leading certifications from ENERGY STAR and Good Housekeeping
Associations and certifications
- Good Housekeeping
- ENERGY STAR
- NFRC
- ASTM Qualified Remodeler
What people say
Professional installers
Great service
Highly recommended
Clean work
Energy savings
Services
Replacement Windows
Our replacement windows feature patented SolarZone technology with argon gas insulation and Warm-Edge Spacers. These energy-efficient solutions reduce heat loss by over 75% while maintaining aesthetic appeal through various styles including double-hung, sliding, and architectural shapes. Backed by comprehensive warranties.
Vinyl Siding
Durable vinyl siding options include ASCEND Composite Cladding and 6000 Series insulated panels. Engineered for Utah's climate, these products enhance curb appeal while providing thermal efficiency. Available in multiple styles to balance budget and performance requirements.
Entry Doors
Security-focused entry doors available in steel and fiberglass options. Textured and smooth finishes provide aesthetic versatility while reinforced construction resists warping. Includes premium models with advanced insulation properties and customizable configurations.
Patio Doors
Energy-efficient patio doors combine functionality with style through hinged and sliding designs. Features include reinforced frames for weather resistance and low-E glass coatings that maintain temperature control while allowing natural light transmission.
Storm Doors
Multi-functional storm doors offer seasonal protection with ventilating screens and retractable options. Platinum Collection models feature advanced hardware for durability, while security variants include reinforced locking mechanisms and impact-resistant glass.
People
Doug Llewellyn
Owner
Co-owner of Window World Utah since 2003, Doug Llewellyn brings extensive home improvement expertise through strategic partnerships with top manufacturers.
Kathy Llewellyn
Owner
As co-owner, Kathy Llewellyn ensures customer satisfaction through personalized service while leveraging national buying power for competitive pricing.
Questions
What window types do you offer?
We provide double-hung, sliding, garden, picture, and architectural shape windows with energy-efficient features like Low-E coatings and argon gas insulation.
Do you offer financing options?
Yes, we provide financing through the Window World Credit Card program with approved credit via Wells Fargo Bank, N.A.
Are your products energy efficient?
All products feature patented SolarZone technology that reduces energy consumption by over 75% through advanced insulation systems.
What warranty coverage is available?
We offer comprehensive warranties covering both products and installation, including labor guarantees for all replacement windows and doors.
Do you serve areas beyond Salt Lake City?
Yes, we serve the entire Wasatch Front from our two Utah locations in Salt Lake City and Spanish Fork.
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