Learning Center

Learning Center » Windows

Professional Installation vs DIY New Window Installation

Professional Installation vs DIY New Window Installation

Understanding the benefits of professional installation

If you’re a DIY enthusiast, you might think of window installation as putting an object into a hole and making it stick. Windows, however, are complex marvels of thermal resistance. Every installation step requires absolute precision and meticulous sealing. Even if you’re competent enough to correctly measure every frame and strip of flashing, things can go awry as your house settles.

You need specialized tools and safe exterior access. You also need to predict structural problems and accidents before they happen. Glass is a dangerous material to work with, requiring adept handling and robust safety gear. Your windows must adhere to local building codes to ensure that installation methods are functional for the window frame and glass type in play. Professional installers come with a host of benefits:

  • A reduced price thanks to bulk wholesale purchases and personal relationships with manufacturers.
  • A warranty or lifetime guarantee.
  • Repair and maintenance services as your windows undergo wear and tear.
  • Access to the best tools in the business. This allows professionals to achieve the perfect insulating seal.
  • Knowledge of how different frames interact with bricks, mortar, and glass.

Get a Free Estimate Today

60% off installation. Special financing available. See details.

Get My Free Estimate

The challenges of DIY window installation

Fitting a window isn’t as easy as measuring a frame and a gap. Beyond length and width, you must also account for the trim, stop strips, and mechanics. This becomes all the more complicated in older homes where a custom size is often required.

Common mistakes made by DIY installers

  • Resizing windows incorrectly and losing structural integrity in the process.
  • Failing to meet safety codes. Many states have local ordinances requiring bedroom and kitchen windows to serve as an escape.
  • Installing frames into a mildew-infested, rotting wall. A termite infestation can also compromise your window’s integrity.
  • Putting your family at risk by failing to install safety-glazed windows in high-traffic parts of your home.
  • Handling sealant and flashing installation incorrectly.

If you’re an avid DIY fan, your installation can take anywhere between one and several hours. It will require you to invest in expensive tools and safety gear. In contrast, a professional can swoop through your installation in 60 minutes flat.

Safety risks associated with DIY installation

Beyond the obvious risks associated with broken glass, your DIY installation might require you to work at height with heavy materials. If you’re not working with safety goggles, harnesses, and other protective equipment, your project could lead to serious injury. The hazards don’t vanish after installation either. A poorly installed window might fall out at an inopportune time.

Comparing the costs of DIY vs professional installation

Don’t assume your window installation costs are limited to the materials. You’ll also need to make room for the mistakes your lack of experience will cost you in wasted materials and specialized skills. Your budget should include:

  • The price of safety glasses, work gloves, harnesses, and dust masks.
  • Installation equipment like a caulk gun, hammer, level, and saw.
  • The maintenance and replacements you would receive through a warranty.
  • The cost of smaller equipment like shims, expanding foam, and caulk.
  • The extra expense of having to buy your windows from a retail outlet rather than a wholesaler.

You’d be forgiven for assuming your DIY project will chop labor costs off your price, but a well-installed window will bring you cost savings for years. Your window will be more durable and insulating, cutting up to 18% off your electricity costs years into the future. The pros get the job done right, so you won’t have to pay for unexpected repairs or troubleshooting. Lack of experience can be an expensive liability, and so is debt. If you’re financing your project, a professional might be able to offer you an attractive option with less interest than a personal loan.

Choosing the right installation method for your home

There’s no such thing as a one-size-fits-all window installation. Older homes often have historical regulations. They usually require a full-frame replacement due to their non-standard openings. Your installation strategy should account for the amount of insulation required and the aesthetics demanded by your architectural style.

Some homes ask little of you—just some caulk and time. Other homes require specialized adjustments that suit older construction techniques. All these details will be ironed out by a professional when they consult with you on your options. Expert guidance goes a long way towards buying you long-term rewards.

Your latest DIY project requires more than mere step-by-step instructions. It requires carpentry skill and the capacity to work with power tools at height. If you can cut, shim, and fit, you might be able to master the skill, but it might cost you significantly more than a professional project. Sometimes, it really is better to leave it up to the pros.

Are you looking for a professional window installation? Feel free to contact 1-800-HANSONS for a free estimate.

Enter today for a chance to win a $50,000 home exterior makeover!

Enter Now

60% off installation. Special financing available.

Labor Only. Roofing and siding are priced by the square. This offer is not combinable with other offers/promotions, may be withdrawn without notice, and prior sales are excluded. You must purchase by 3/31/25 to qualify for the special offer. The Lifetime Guarantee applies to roofing, siding, windows, and gutters. Bathtubs and showers offer a no-leak guarantee. Visit www.hansons.com/licenses/ for current contractor license information. Other restrictions may apply.

Disclosure: GreenSky® program consumer loans are made by Synovus Bank, Member FDIC, NMLS #408043, without regard to age, race, color, religion, national origin, gender, disability, or familial status. GreenSky Servicing, LLC (“GSS”, NMLS #1416362, www.nmlsconsumeraccess.org) is a financial technology company that manages the GreenSky® program by supporting originations and servicing the loans on behalf of banks and other financial institutions that make or hold program loans. GreenSky® is a registered trademark of GreenSky, LLC and is licensed to banks and other financial institutions for their use in connection with the GreenSky® program. GreenSky LLC and GSS are not lenders. All credit decisions and loan terms are determined by program lenders.