canada flag




Delco's Low Profile Aluminum Window Series

Delco's aluminum low profile window series
 is designed for impressive performance, elegance and durability.

The modern aluminum window series offers multiple finishes to match any exterior for custom homes and house remodels.

Residential homes looking for window replacement and new windows can count on our contemporary aluminum window for energy efficiency and long-lasting durability.  Delco’s slimline aluminum window is also available for commercial applications such as office, retail and apartment buildings.

It is available for multiple assembly and opening configurations (casement, awning, fix, etc).

This high energy efficient window features extruded aluminum interior and exterior allowing it to be used for large openings such as curtain wall windows and custom designs favoured by designers and architects. This thermal window offers the highest efficiency for large homes and buildings in the Toronto area.

logo 5 logo 11 logo 12

  1. Construction

    The construction of Delco’s aluminum window profiles for the operating sashes are constructed using aluminum corners completely adjustable for a perfect exterior finish. The aluminum profile for the frame is fastened using aluminum corner keys and crimping technology.

  2. Frame

    The frame depth is 114mm (4 1/2") or 152mm (6"). The standard sash depth is 73mm (2 7/8") with a height of 44mm (1 3/4'') and designed for 32mm (1 1/4'') glazed units. Mullions are 116mm (4 9/16") deep.

  3. Sealing

    Continuous flexible weatherstrip and glazing beads, including the corners, on the glazed unit perimeter, ensure optimal insulation. A structural sealant joint is inserted on the window periphery on the interior part of the operating sash.

  4. Thermal Performance

    Delco’s new engineered window frame material, provides higher deflection of heat and cold, creating an insulating barrier between your hom and the outside . . . leading to much higher energy savings.

Thermal Performances

Venting Window (Casement)

Double Pane / Warm Edge Spacer / Low-e / Argon

termal performance
  • Uvalue = 0,27 (Btu/h*ft2*oF)
  • RE = 30 (Energy Rating)
  • ENERGY STAR® 2010 : ZONE C
  • 3 points (LEED for Homes)

Fixed Windows

Double Pane / Warm Edge Spacer / Low-e / Argon

termal performance 2
  • Uvalue = 0,26 (Btu/h*ft2*oF)
  • RE = 36 (Energy Rating)
  • ENERGY STAR® 2010 : ZONE D
  • 3 points (LEED for Homes)

Structural Performances

  • AAMA/WDMA/CSA 101/I.S.2/A4a40-08 A440S1-09
  • Classe CW-PG100, 915 X 1829mm (36" x 72")
  • Classe CW-PG80, 2388 X 1600mm (94" x 63")

The screens can be removed from the inside.


4 9/16'' et 6"

IG Configuration

1'' (25mm) Dual Pane



  • The aluminum extrusions are made of alloy and quench aluminum 6063-T5, in accordance with the NAFS-08/11 standard.
  • The thermal insulation system is in accordance with the AAMA 303 standard.
  • The Royal Altitude Window Series meets the requirements of the AAMA/WDMA/CSA 101/I.S.2/A440-08 standard.

High Performance 

Delco's aluminum low profile window is designed for energy deflection and creating a solid barrier against the elements outside.
These windows can function like an insulated wall, while bringing natual light and warmth in.



al performance icon

High Structural Performance

Delco's window series provides energy cost savings, longevity, durability and great looks.

al performance icon 2


All of Delco's window materials are 100% recyclable or reusable. Make an upgrade to your home, and the environment too.

al performance icon 3


Available in Casement, Awning or Fixed Window. Combination windows are achieved using either structural mullions with continuous frames or modular construction.


Finishes To Match Any Exteriorcolor swatch

Delco's Aluminum Windows are available in a wide range of colours.  Classic white, black or commercial brown come as standard and a two-tone option is also available giving you the option of having one colour on the interior and another colour on the exterior of the windows.  
Customizing with a clear anodized finish is achievable or we can colour match any finish to match your home's style. 

Attention Builders / Designers / Architect

 We now carry Reynaers profiles

Let us inspire you! Send us your plans for a quote pdf download

Request A Free In-Home Consultation

Assessment | Pricing | No Obligation

Click Here

Our Hassle-Free Process In 4 Easy Steps!

Step 1 banner image
Step 1


Our experienced staff will create a plan that will enhance the efficiency and appearance of your home

Step 2 banner image
Step 2


Qualified technicians will ensure precise measurements before proceeding with the production process

Step 3 banner image
Step 3


Our certified installers will respect your home as if it was their own and will clean up and dispose of all debris while ensuring to respect social distancing

Step 4 banner image
Step 4


Our comprehensive transferable warranty is backed by a commitment to making sure our products function as expected

What Homeowners Say


Amazing service and quality products. Installation was on time and on budget. Our windows look awesome. Edan gave us his full attention from the first call and every step of the way after. Highly recommend.

Adam Rivers Reviewer Image

Adam Rivers


New windows and door for basement and new metal/glass back door for main house - even through my indecisiveness and the covid-19 challenges Ayal and his installers were patient with me and I am very happy with the look and quality of the install.

homestars logo image
Geraint Reviewer Image



It was a pleasure dealing with Jack and all Delco's stuff. The windows arrived on the date for which were promised. The quality of the service, product and workmanship were excellent. I would gladly recommend Delco to anyone need Windows and Doors

Ruven Y. Reviewer Image

Ruven Y.


We're so happy with our new front door. Very high quality finish, beautiful window. Installation was impeccable and done very quickly. Hinge and 3-point lock mechanism fit perfectly and feel very solid. Very attentive customer service. Door really ups our curb appeal!

homestars logo image
Jim Bird Reviewer Image

Jim Bird


I just had my front door replaced and cannot say enough good things about this company. From start to finish their professionalism is outstanding, and the workmanship excellent. Would highly recommend

Maureen Fuller Reviewer Image

Maureen Fuller


Delco supplies my windows and doors for renovations throughout the GTA. Edan and his staff are the best. Well priced quality products and personalized service. Highly recommended.

homestars logo image
Noah Klar Reviewer Image

Noah Klar


We have 3 sliding doors and a double front door replaced. All work was done professionally but well qualified craftsman. Watching them work it was clear they new what they were doing and work is first class.

homestars logo image
R. Pierce Reviewer Image

R. Pierce


We used Delco to replace our windows and patio door and door glass inserts. We are very happy with the quality of the windows and patio door and were very impressed with the installers as well who were very professional and clean. Thank you Nasho and George for your hard work and patience. Also, a big thank you to Ayal who always returned my calls and answered all my questions.

homestars logo image
Sandra Reviewer Image



Delco provided all the exterior doors for our new home build. Ayal was great and the company is very customer service oriented. The doors look beautiful, the hardware is high end and the install went very well. Overall we are very happy with the product and service.

homestars logo image
Sarah Reviewer Image



Ayal and Edan were great to work with. They provided extensive product knowledge and had a great selection in their showroom. The windows and doors changed the whole look of the house and gave a much needed modern yet classic update. Great quality and workmanship! Thank you!

Stephanie Lannaci Reviewer Image

Stephanie Lannaci


Both my wife and I could not have been happier with the product and service displayed by the owner and the installers. They had kept true to there word and the timelines. The process was catered to our schedule and was seamless.

Fabrizio Macieri Reviewer Image

Fabrizio Macieri


Had a great experience with Delco. They were professional and did a great job on time.

Joey Oliveira Reviewer Image

Joey Oliveira


Our experience with Delco Doors has been very good. We needed to replace out front door. Our old 6 feet Steel doors were removed and replaced with Delco 8 feet Fiberglass Doors. The installation went very smoothly, and the guys made sure that everything was fitting squarely and tight. They cleaned up after they were done and were very pleasant to work with. Would highly recommend them.

Angie Gandhi Reviewer Image

Angie Gandhi


A fantastic company to deal with from start to finish. They were professional, courteous and the project was completed in the timeframe agreed upon. Would highly recommend Delco.

homestars logo image
Linda Reviewer Image



I would recommend Delco Windows and Doors without any hesitation. The quality of the products is very good, the installation exceeded my expectations and the responsiveness and punctuality is impressive.

homestars logo image
Serban Dinca Reviewer Image

Serban Dinca


Very good and timely service. A pleasure to work with Edan Next time I need windows and doors I will definitely call them again

Adrian Nema Reviewer Image

Adrian Nema


Recently ordered a custom window from Delco. We are extremely happy with the level of customer service - Elyse went out of her way to notify us when the window came in and came in to work on her day off so we could come pick up the window. If we need another window we will definitely come back to Delco!

Jonathon & Sheri Mcintosh Reviewer Image

Jonathon & Sheri Mcintosh


I would highly recommend this company, the final product was beyond my expectations, My new front door makes my house standout so happy thank you Delco Windows and doors. I will definitely use Delco Windows and doors again in the future thanks to Edan and the installers

Maria Reviewer Image



Existing door replacement is a delicate project. I am very satisfied with job well done by Ayal Jack and his installer. Highly professional team, they know their business well, easy to deal with, very accommodating. He guided us step by step to select the best fit for our purpose.

homestars logo image
Alfy Reviewer Image



I would highly recommend this company. They were very easy to deal with, accommodating and professional. The final product was beyond my expectations. The products completely transformed the front of my house and for sure increased its value and curb appeal. Thanks!

homestars logo image
Mi Reviewer Image



Happy experience from start to finish. Thank you to Edan for going out of his way to meet us late one evening and his helpful consultation in the showroom especially thank you to the extremely professional, clean and friendly crew of installers. Everything was as promised, the men arrived on time, their work was immaculate and complete, their craftsmanship beyond reproach.

Esther Tobin Reviewer Image

Esther Tobin

Make your project a reality with convenient financing options*

Easy Financing Available

Click Here for Details

*Subject to credit approval.

IGMA Partner Image Bauemler Partner Image logo 2 Partner Image logo 3 Partner Image logo 4 Partner Image logo 6 Partner Image logo 7 Partner Image logo 8 Partner Image logo 9 Partner Image Cardinal Glass Partner Image Kommerling Partner Image reynaers Partner Image EnergyStar Partner Image best award Partner Image

We’ll Come To You!

We’ll Come To You!


Quality New Windows & Doors. Competitively Priced!

Christine R.

Please, enter a valid value