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Pro or Joe: Professional vs. DIY Window Installation

Should you hire a pro window installer or DIY the project as an average Joe? Here’s what you need to know to make an informed decision.

Headshot of Author Taeya DeVries

ByTaeya De Vries

Published 2023-09-14

professional window installation with Pella caulk

The window replacement process is a significant project that can raise your home value, improve energy efficiency, elevate curb appeal and more. When faced with this task, homeowners often grapple with the decision of whether to hire a professional window installer or take the DIY route. Both options have their benefits and drawbacks, and the choice largely depends on your skills, budget, timeline and the complexity of the project. In this article, we'll outline the pros and cons of each approach to help you make an informed decision.

Professional window installer holding a new Pella window

Pros and Cons of Hiring a Professional Window Installer

There are many clear advantages of hiring a professional to install replacement windows. For starters, the Fenestration and Glazing Industry Alliance recommends using a professional who has the expertise and experience necessary to ensure products are installed properly. This is especially important as window performance is dependent on it being installed as designed. They provide high-quality work, ensuring windows perform as they were designed to and preventing potential issues that could arise down the road. Professionals are also very familiar with local building codes and regulations, meaning you don’t have to fret about compliance. Hiring professionals can save you time too, as they can complete the installation more quickly and efficiently than a DIYer. This is especially beneficial if you need multiple windows installed or the window is large and high on the wall. You won’t have to worry about learning a complex skill as the professional knows exactly what to expect when installing replacement windows and they will take care of everything for you. Many professional window installers also offer warranties on their work, meaning you can hold them accountable for any mistakes or problems that may arise.

One disadvantage is that professional installation can be more expensive than doing the project yourself, as you are paying for labor and expertise. Costs can greatly vary depending on the complexity of your project and location. Scheduling can also be a potential drawback. Some homeowners prefer to install themselves because the professional installers’ schedules are so full. Especially during peak seasons, it can be difficult to coordinate a date that aligns with your preferred timeline. Lastly, hiring a professional means you miss out on the learning experience and satisfaction of completing the project yourself which is important to some.

a man in installing a window on his own

Pros and Cons of DIY Window Installation

An obvious advantage of do-it-yourself window replacement is the cost savings. Assuming you already own the tools needed to complete the project, it can be significantly cheaper as you won’t incur labor costs. You’re also able to control your budget and choose the materials you use. Replacing windows yourself affords you with a flexible schedule in which you can start and end at your own pace. The timeline can be easily adjusted to meet the demands of your everyday life. Plus, you can take pride in knowing you learned something new and completed the project on your own. Many enjoy the rewarding and empowering experience that a DIY project offers.

One of the primary cons of DIY window installation is the expertise and experience many homeowners lack. It’s absolutely essential that you have the skills and knowledge needed to get the job done right. Proper installation is key for windows to perform their best. You can purchase the most efficient window on the market, but it’s only as good as its installation. Potential installation mistakes could lead to drafts, leaks and poor energy efficiency that may end up costing you more in the long run. If your DIY installation allows air infiltration or water leakage, be warned that mold growth could occur and your window may operate improperly. We recommend DIYers take the time to review installation instructions to gain familiarity with the required tools and supplies, as well as the necessary steps to ensure proper installation. Apart from the risks to the window performance itself, you should also think about the safety risks that a DIY project poses to you. Window installation can involve working at heights and handling heavy materials, which can be dangerous for inexperienced individuals. If you’re not well-versed in construction, installing replacement windows is a steep learning curve that can be time-consuming, complicated and physically demanding.

Can you replace windows yourself?

The decision to hire a professional window installer or take it on yourself depends on several different factors. Consider your skill level and experience, the tools you have available, how many windows need installed, if the money saved is worth your effort and whether you want the assurance of an installation guarantee. While professionals offer expertise, efficiency and warranties, DIYers can enjoy cost savings and personal satisfaction. Ultimately, weigh the pros and cons carefully and choose the option that aligns best with your goals and abilities to ensure a successful window installation that enhances your home.

Want to work with a professional installer? Connect with a local Pella showroom or find a Pella Certified Contractor near you.

Schedule a free consultation to find windows and doors for your home.