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Window Replacement & Installation in Portland, OR

We Offer Estimates With No Minimum Window Requirement!

Kemp’s Windows offers a variety of windows to retrofit your old and drafty ones. We sell and install a variety of brands and styles to fit your individual needs. Vinyl, wood, fiberglass available as sliders, single hung, double hung, fixed, bay, garden window, casement and awning, double and triple paned…the choice is yours! Kemp’s Windows, Inc. is always trying to find the best windows with the best energy efficiency and insulation. We only offer the best and highest rated brands in our showroom. We want to ensure your satisfaction with your purchase with us.

Our experts can help you find what’s best for your unique home. Visit our showroom today to see the various styles and brands of all our windows. Let us know what you want and need for your home. We’ll help you find all the windows you need.
Call us today at (503) 659-7587 for your FREE estimate today! Let us provide your window installation in Portland, OR.

Our Vendors

WINDOWS BRANDS

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replacement windows for your Portland, OR

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Milgard Windows

New Doors - Kemps Windows Inc. - Portland, OR

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Cascade Windows

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Frequently Asked Questions
How do I know when my old windows should be replaced instead of repaired?

Replacement usually makes more sense when old windows have persistent drafts, poor insulation, recurring operating problems, or deterioration that a minor repair will not adequately address. If the problem is isolated and the rest of the window remains sound, repair may still be practical. An assessment can help distinguish a repairable defect from a broader performance problem.

Signs replacement may be the better option:

  • Persistent drafts: Air leakage around aging windows can make rooms less comfortable and increase heating or cooling demands.
  • Poor temperature control: Difficulty maintaining consistent indoor temperatures can indicate inadequate window insulation.
  • Recurring operation problems: Windows that repeatedly stick or fail to operate properly may warrant replacement rather than repeated repairs.
  • Multiple aging windows: Widespread problems can make a broader replacement project more practical than addressing units individually.
  • Need for better performance: Replacement provides an opportunity to choose modern glass, frame materials, styles, and insulation features.

We offer retrofit options for old and drafty windows in vinyl, wood, and fiberglass, with double- and triple-pane configurations and multiple operating styles.

Which factors have the biggest impact on the price of a window replacement project?

Window replacement cost is primarily shaped by the number and size of windows, frame material, window style, glass configuration, product selection, and installation requirements. Custom features or more complex openings can also affect the project. Because homes and window needs vary, an estimate based on your actual project is more useful than assuming a standard price.

Cost Factor Why It Matters
Number of windows More units increase product and installation requirements.
Size and configuration Larger or less-standard openings can change product and labor needs.
Frame material Vinyl, wood, and fiberglass provide different characteristics and product choices.
Window style Sliders, single-hung, double-hung, casement, awning, bay, garden, and fixed windows differ in construction.
Glass Double- versus triple-pane configurations can affect product specifications and cost.
Installation conditions Existing openings and project-specific conditions can influence the work required.

We offer estimates with no minimum window requirement, so homeowners can have even a smaller replacement project evaluated before deciding how to proceed.

How does the window replacement and installation process work from estimate to completion?

The process starts by identifying your home's needs and selecting suitable replacement windows, followed by project-specific measurements and professional installation. We offer estimates and help homeowners compare available brands, frame materials, window styles, and glass configurations. Exact installation requirements vary by the existing openings and the products selected, so project details should be confirmed during consultation.

A typical decision process includes:

  1. Discuss your needs: Identify problems such as drafts, aging windows, operation issues, or desired efficiency improvements.
  2. Review product choices: Compare vinyl, wood, and fiberglass frames along with available window styles and glass configurations.
  3. Get an estimate: Have the scope of the replacement project evaluated rather than relying on generic pricing.
  4. Confirm measurements and selections: Accurate measurements and final product choices establish what is required for the openings.
  5. Professional installation: The selected replacement windows are installed according to the project's requirements.

Our installers are employees rather than subcontractors, and the company states that its installers are AAMA certified.

Should I replace my existing windows or keep them and address drafts another way?

You should consider replacement when drafts are tied to aging or poorly performing windows rather than a small, correctable sealing issue. Minor problems may justify repair or weatherization first, while recurring drafts, poor insulation, deterioration, or broader performance concerns can make replacement more appropriate. The right choice depends on the condition of each window and your goals.

Option Better Fit When Main Limitation
Repair or weatherization The window is otherwise sound and the problem is localized May not correct broader problems with an aging or inefficient window
Window replacement Drafts or performance issues are persistent and the existing unit no longer meets your needs Requires a larger upfront investment

Replacement also lets you reconsider frame material, window style, glazing, energy efficiency, and insulation together instead of treating only the immediate draft. We specifically offer retrofit windows for old and drafty units.

Will new energy-efficient windows automatically result in a major reduction in my energy bills?

No. Energy-efficient replacement windows can reduce heat transfer and improve home comfort, but they do not automatically guarantee a major reduction in utility bills. Total household energy use also depends on factors beyond the windows, so replacing them should be viewed as one part of improving a home's overall energy performance rather than a stand-alone solution.

What replacement windows can address:

  • Poor insulation associated with older windows
  • Drafts and unwanted heat transfer
  • Window-related comfort issues
  • Opportunities to select more efficient glass and frame configurations

What they cannot address by themselves:

  • Energy consumed by inefficient appliances
  • Every source of heat loss or heat gain elsewhere in the home
  • Household energy-use habits
  • Other unrelated building-envelope or mechanical-system problems

For that reason, energy savings should not be treated as a guaranteed fixed percentage. Window selection should consider comfort, insulation, condition, style, and overall home needs alongside potential energy savings.

How can I find out whether my specific address qualifies for window replacement service?

Contact us with your address to confirm whether window replacement service is available at your property. We serve homeowners throughout Portland and surrounding Oregon communities, as well as Vancouver and Southwest Washington, with replacement window products and professional installation. Service availability for a specific property should be verified directly before planning the project.

Service Area Breakdown:

  • Primary Service Area: Homeowners can contact us to discuss replacement windows in Portland, OR and professional installation options.
  • Additional Communities Served: Happy Valley, Beaverton, Lake Oswego, West Linn, Gresham, Gladstone, Vancouver, Oregon City, and Tigard are among the communities identified in our service coverage.
  • Showroom Location: 16107 SE McLoughlin Blvd, Portland, OR 97267.
  • Local Service Offerings: Replacement windows and installation, with vinyl, wood, and fiberglass options in multiple styles and double- or triple-pane configurations.
  • Local Qualifications: We are licensed, bonded, and insured for window, door, and siding replacement in Oregon and Washington, with AAMA-certified installers.
Contact Information
Kemp’s Windows Inc.