FELDCO Customer Support

We’re here to help! We’ve put together some helpful information below to help you find answers to your questions quickly and easily.

Can't find what you're looking for?

Search our website for answers or type in a question below.


Speak to a Customer
Delight Representative

Customer Service: 866-433-5326

M-F: 7am – 7pm 
Sat: 8am – 5pm 

Helpful Videos

How to Operate Slider Windows

In this video, we’ll go through how to operate your Feldco slider windows.

Slider Windows Expanding & Contracting

In this video, we’ll go over everything you need to know about slider windows and how they can expand and contract.

How to Operate Double Hung Windows

In this video, we’ll go over how to use your double hung windows.

Slider Window Water Drainage

In this video, we’ll go over how water drains in your Feldco slider windows.

How Your Window Sash Works

Check out this video to help you get your window sash back in place.

Window Lock Troubleshooting

Having trouble with your window locks? We got you covered.

Window Condensation 101

Learn what window condensation is, why it happens and how to prevent it.

About Us

Family owned and operated for almost 50 years.

Feldco's Process

Our simple process is designed to delight you from beginning to end.

Window Overview

Replacing your windows with Feldco is an easy way to create a new look for your home.

Siding Overview

There’s more to high-quality siding
than meets the eye.

Door Overview

Find out exactly what goes into installing an entry or patio door.

Roofing Overview

Find out exactly what goes into a new roof from Feldco.

Cleaning and Operating

How to operate and clean your new
windows from Feldco.

Careers at Feldco

See what our employees have to say about working at Feldco.

Anatomy of a Feldco Window

Find out exactly what goes into Feldco windows.

Book Today and Save!

Over 500,000 homeowners have trusted Feldco with their windows, siding and doors. Click the button below and we’ll get started on your quote!