Business Details
Trusted Remodeling Contractors for Windows, Doors & Siding in Fort Collins
AllGuard Windows & Doors has been dedicated to enhancing Colorado homes through premium window, door, and siding solutions. Our team combines expert craftsmanship with a commitment to transparency, offering top-quality installations backed by the AllGuard Warranty. We specialize in energy-efficient windows, secure entry systems, and durable siding options tailored to withstand Colorado's climate.With a focus on customer satisfaction, we provide personalized consultations, precise measurements, and seamless financing options to simplify home upgrades. Serving Fort Collins, Denver, and surrounding areas, we pride ourselves on delivering lasting value through products that improve comfort, security, and property value while reducing energy costs.
Services
Replacement Windows
Vinyl Windows
Wood Windows
Fiberglass Windows
Energy Efficient Windows
Entry Doors
Patio Doors
French Doors
Storm Doors
Siding Installation
Highlights and features
- We offer precise measurements and expert installation for perfect fit and performance
- Our products are backed by the industry-leading AllGuard Warranty
- We specialize in Colorado climate-specific solutions for durability
- Transparent pricing with no hidden fees or surprise costs
- Certified installers trained in advanced window and door technology
Services
Replacement Windows
Upgrade your home with energy-efficient replacement windows that improve insulation and reduce utility costs. Our precision installation ensures perfect fit while maintaining structural integrity. Available in vinyl, wood, and fiberglass options to match any architectural style.
Entry Doors
Enhance security and curb appeal with our durable entry door solutions. Featuring advanced locking systems and weather-resistant materials, our doors provide year-round protection. Choose from multiple styles including steel, fiberglass, and custom wood finishes.
Siding Installation
Protect your home with premium siding solutions designed for Colorado's climate. Options include fiber cement, vinyl, and engineered wood that resist extreme weather while improving energy efficiency. Backed by manufacturer warranties for long-term durability.
Energy Efficient Windows
Reduce energy consumption with our low-E glass window systems. These advanced windows minimize heat transfer while maintaining natural light. Qualified installations may qualify for utility rebates and tax incentives for home improvements.
Patio Doors
Transform outdoor access with our durable patio door systems. Featuring multi-point locking mechanisms and thermal break technology, these doors combine security with energy efficiency. Available in sliding and French door configurations with customizable finishes.
Questions
What types of windows do you install?
We install vinyl, wood, fiberglass, and energy-efficient windows with options for double-hung, casement, and custom-shaped designs.
Do you offer financing options?
Yes, we provide same-as-cash financing and flexible payment plans to make home improvements more affordable for Colorado homeowners.
What areas do you serve?
We serve Fort Collins, Loveland, Timnath, Windsor, Wellington, Laporte, Estes Park, and surrounding Colorado communities.
Are your installations covered by warranties?
All installations include our AllGuard Warranty covering workmanship plus manufacturer warranties on materials.
How long does window replacement take?
Most window replacements complete in 1-3 days depending on project scope and weather conditions.
Can you match existing siding?
Our team specializes in matching existing siding materials and colors for seamless repair or replacement projects.
Reviews (5)
Rich Ward
Sep 28, 2021
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Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
Brian and his team are outstanding. As a real estate professional I can honestly say this is one of the best experiences Ive had with a contractor in a long time! If you are looking to get a window or door replaced in your house you must use them they are by far the best in Northern Colorado.
Services:Window installation,Door installation
Brian and his team are outstanding. As a real estate professional I can honestly say this is one of the best experiences Ive had with a contractor in a long time! If you are looking to get a window or door replaced in your house you must use them they are by far the best in Northern Colorado.
Services:Window installation,Door installation
Jan Jensen
Sep 19, 2021
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Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
All Guard replaced a three panel sliding glass patio door on our balcony on the fifth floor via a lift plus a second double patio door as well as a huge window. Stain color matched to existing trim, cleanup was professionally provided, every detail was professionally guided and managed by Brian personally. We recommend him highly!
Services:Window installation,Door installation
All Guard replaced a three panel sliding glass patio door on our balcony on the fifth floor via a lift plus a second double patio door as well as a huge window. Stain color matched to existing trim, cleanup was professionally provided, every detail was professionally guided and managed by Brian personally. We recommend him highly!
Services:Window installation,Door installation
Erica S.
Jul 27, 2021
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Positive:Professionalism,Punctuality,Quality,Responsiveness,Value
Highly recommend AllGuard! We needed two windows and our patio door replaced and they did a fantastic job. Brian is great at communicating throughout the process and went above and beyond for us. Well happily use them again in the future.
Services:Window installation,Door installation
Highly recommend AllGuard! We needed two windows and our patio door replaced and they did a fantastic job. Brian is great at communicating throughout the process and went above and beyond for us. Well happily use them again in the future.
Services:Window installation,Door installation
Janet Perry
Jun 14, 2021
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After hail damage I needed to replace some windows, but not all. I was concerned that my new windows look as close as possible to my other windows so the house did not look mismatched. AllGuard listened to my needs and looked for the best product to suit those needs (instead of just offering one type or brand of window or trying to sell me something more expensive than I needed). They found great options. I was so pleased with the prices that I added a few windows and my patio door (even though they had not been damaged) to the list. The install was smooth, they made new trim to fit outside around
Christopher Ageton
May 25, 2021
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Tremendous! Amazing! Spectacular! Second to none!
Brian and his crew at AllGuard were everything I was searching for in a company to replace my original 1994 windows and doors. I called 3 companies for estimates and felt the most comfortable when talking with Brian from AllGuard. He wasnt pushy and actually listened to and addressed my (many) questions and concerns. He was in constant communication throughout the process and quickly responded to (more) questions that came up.Installation day went just as smooth. The crew showed up when they said they would, were courteous, efficient and clean
Brian and his crew at AllGuard were everything I was searching for in a company to replace my original 1994 windows and doors. I called 3 companies for estimates and felt the most comfortable when talking with Brian from AllGuard. He wasnt pushy and actually listened to and addressed my (many) questions and concerns. He was in constant communication throughout the process and quickly responded to (more) questions that came up.Installation day went just as smooth. The crew showed up when they said they would, were courteous, efficient and clean
