Window guide
Window Installation
Types Explained
The right installation method ensures your new windows
look great, perform their best, and last for years to come.

Back to Window Guide
Window guide
Window Installation
Types Explained


The right installation method ensures your new
windows look great, perform their best, and
last for years to come.
The 3 Most Common Installation Types
The 3 Most Common Installation Types
Each method is usually determined by the type of window being installed.
Each method is usually determined by the
type of window being installed.




Full-Frame
Installation
The entire window and frame are
replaced down to the rough opening
Best for: Rot, damage, major changes,
or full tear-out replacements.
Replaces the whole unit
Best when the existing
frame is compromised
Most commonly used
with new wood and
composite windows
Best if: installing wood or fiberglass windows
or have existing rotted frames.

Pocket Insert
Installation
A new window is installed inside
the existing frame.
Best for: Homes with frames that
are still in good condition.
Usually faster and less invasive
Preserves most interior trim
Common choice for standard
replacements.
Best if: installing wood or fiberglass windows
or have existing rotted frames.

Flange / New- Construction
Installation
The entire window and frame are
replaced down to the rough opening
Best for: Rot, damage, major changes,
or full tear-out replacements.
Replaces the whole unit
Best when the existing
frame is compromised
Most commonly used
with new wood and
composite windows
Best if: installing wood or fiberglass windows
or have existing rotted frames.



Full-Frame
Installation
The entire window and frame are
replaced down to the rough opening
Best for: Rot, damage, major changes,
or full tear-out replacements.
Replaces the whole unit
Best when the existing
frame is compromised
Most commonly used
with new wood and
composite windows
Best if: installing wood or fiberglass windows
or have existing rotted frames.
Pocket Insert
Installation
A new window is installed inside
the existing frame.
Best for: Homes with frames that
are still in good condition.
Usually faster and less invasive
Preserves most interior trim
Common choice for standard
replacements.
Best if: installing wood or fiberglass windows
or have existing rotted frames.
Flange / New- Construction
Installation
The entire window and frame are
replaced down to the rough opening
Best for: Rot, damage, major changes,
or full tear-out replacements.
Replaces the whole unit
Best when the existing
frame is compromised
Most commonly used
with new wood and
composite windows
Best if: installing wood or fiberglass windows
or have existing rotted frames.


A Better Window Buying Experience Starts Here.
A Better Window Buying
Experience Starts Here.
Whether you're just starting to think about replacing or ready to move forward, we're here
to help simplify the process.
Whether you're just starting to think about replacing or ready to move forward, we're here to help simplify the process.
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Chicagoland and
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WindowMatch
Chicagoland
We help homeowners find trusted window
companies they can count on
Quick Links
For Homeowners
Company
Our Process
Our Standards
Partner With Us
Contact Us
Proudly Serving
Chicagoland and
surrounding areas