Jefnik Windows and Doors is your source for new doors, replacement doors, new windows and replacement windows. We provide sales and installation of steel doors, fiberglass doors, patio doors, vinyl, aluminum, fiberglass and wooden standard and custom windows, awning windows, casement windows, single-hung windows, double-hung windows, single-sliding windows, double-sliding windows and picture windows, all available in custom shapes and sizes and in a variety of colour finishes. Jefnik Windows and Doors is based in Mississauga Ontario and proudly serves Mississauga, Oakville, Brampton, Etobicoke, Toronto and the surrounding GTA.

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Professional Window Installation

Jefnik Windows & Doors

Professional Window Installation

Jefnik Windows & Doors

Oakville Professional Window Installation

You may be investigating "Oakville Professional Window Installation", Call Jefnik.

Professional Window Installation

View Jefnik Custom Windows and Door Services

Oakville Professional Window Installation

Jefnik has provided services for clients from many areas including Oakville and all of the surrounding neighborhoods.

Need More Reasons Why You Should Speak With Jefnik Windows & Doors?

Since 2010, Jefnik Windows & Doors's primary focus has been delivering the best quality doors and windows installed right the first time.

Jefnik can help.

Jefnik Windows & Doors is focused on providing excellent and superior products and service for each of our clients.

If you have any questions about Professional Window Installation or for any other inquiries, call Jefnik Windows & Doors to speak with one of our staff for a free estimate.

For more information give Jefnik Windows & Doors a call at 416-669-5943.

Jefnik Windows & Doors TIP:
Do your windows produce a lot of condensation? Does condensation regularly collect on the glass, cloud the view and soak the window trim? Higher-efficiency glass in new windows will help reduce this problem.

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"From Your Vision To Installation"

Jefnik Windows & Doors
Email: info@jefnik.com
Phone: 416-669-5943
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2583 Kingsberry Cres
Mississauga, ON L5B 2K7