TotalSeal™ UltraSlim Series Vinyl Windows

More glass. Less frame. The same reliable vinyl window performance

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The Technology Behind a Slim Frame Design

TotalSeal™ UltraSlim windows are designed to reduce visible frame bulk and create a cleaner, more modern look. At the same time, the structure behind the slim profile is reinforced to maintain strength, sealing, and long-term performance.

Slim frame, cleaner look

The visible frame is reduced to just 2 7/8”, creating a noticeably slimmer profile. Unlike traditional vinyl windows, the sealing gasket is hidden inside the frame, so there’s no visible rubber line — just clean, uninterrupted edges and more glass.

Reinforced structure with CornerLock

A thinner frame doesn’t mean a weaker window. UltraSlim is built with a deeper 4 9/16” structure and reinforced CornerLock corners that help the frame keep its shape over time. This reduces the risk of shifting, sagging, or losing alignment.

Built with the same core performance

You still get everything that makes vinyl windows reliable. Low-E glass with argon gas helps reduce heat loss, while warm-edge spacers improve insulation and reduce condensation. The slim design does not remove the performance features — it’s built around them.

Sealing that holds over time

The combination of hidden gasket design and reinforced frame construction helps maintain a consistent seal. This means fewer drafts, better temperature control, and more predictable performance year after year.

Designed and manufactured in Ontario

UltraSlim windows are designed and manufactured locally, with Ontario climate and building standards in mind. They are built to perform in real conditions — not adapted from another market.

Lifetime warranty protection

Every TotalSeal Classic Series window is backed by a lifetime warranty covering both the product and installation — because we stand behind the windows we install.

Designed For Larger Modern Openings

The TotalSeal™ UltraSlim Series combines a slimmer visible frame with a deeper reinforced structure, allowing for larger glass areas without sacrificing stability or long-term performance. Because of this, UltraSlim windows are commonly used in:

New builds and large openings

Ideal for custom homes and new construction projects with larger glass areas and wider openings.

Contemporary modern homes

Slimmer sightlines and cleaner frame lines complement modern layouts and exterior designs.

Сleaner look for replacement projects

UltraSlim windows work well in existing homes where slimmer frames create a cleaner, more modern look.

Window Customization Options

Create windows that fits your home perfectly and reflects its unique style. Choose from an extensive array of design, performance, and finishing options to customize the look, comfort, and functionality of your windows.

Color Options

Window Colours & Finishes

Thousands of custom colours available

Vinyl Window Frames

Choose from a wide range of vinyl frame colours, including premium woodgrain finishes, with separate interior and exterior colour options to match your home’s design.

Paint Color Options: White

Additional colours available

Wide selection available

Decorative Glass Options

Decorative glass adds privacy and visual interest while still allowing natural light into your space. Available in multiple patterns and textures to suit different rooms and design preferences.

Privacy Glass Options:
Performance Options

Energy Efficiency Upgrade

Energy efficiency and indoor comfort can be enhanced with Low-E coatings and double- or triple-pane glass configurations. These upgrades help reduce heat loss in winter, limit heat gain in summer, and improve insulation. They also help minimize drafts and outside noise, creating a more comfortable living environment year-round while lowering energy costs.

Enhanced Protection

Safety & Security Glass

Safety and security can be enhanced with tempered or laminated glass upgrades. Tempered glass is designed to break into small, blunt pieces, reducing the risk of injury if the glass is damaged. Laminated glass remains in place even when cracked, providing additional protection against impact and forced entry. These options add an extra layer of security while maintaining natural light and overall window performance.

Multiple Styles Available

Grilles & Divided Glass

Select from between-the-glass grilles for low maintenance, simulated divided lites (SDL) for a classic look, or TruLite premium divided glass for a true architectural pane appearance.

Grills Types: 1” Flat
Design Details

Interior Trim Solutions

Interior jambs and casing define the finished look of your window from inside the home. Choose between wood and vinyl trim packages to match your interior style and wall construction.
Wood Package: Jamb extensions and a wide selection of casing styles, available in primed wood or stainable solid wood.
Vinyl Package: Vinyl or solid vinyl jamb extensions with Colonial, Flat, or Modern casing profiles, including decorative rosettes.

Interior Trim Options

Brickmould

Exterior trim completes the outside appearance of your window and creates a clean transition between the frame and the surrounding wall.

Brickmould profiles are available in multiple styles to complement brick, siding, or stucco exteriors. Built for durability and long-term weather resistance in Canadian conditions.

Styles Library

Available Window Styles

The TotalSeal UltraSlim Series is available in multiple window styles designed to maintain slimmer sightlines and a clean modern appearance.

TotalSeal™ UltraSlim Installation Projects

See how TotalSeal UltraSlim windows look in real homes across Toronto and the GTA. These projects, completed by Total Home Windows & Doors, showcase modern layouts, slimmer frames, and larger glass areas.

TotalSeal™ Classic vs UltraSlim Series

Both TotalSeal window systems deliver energy-efficient performance and reliable construction. The difference comes down to design priorities.

Classic Series

More defined, traditional frame profile

Best suited for:

UltraSlim Series

Slim, modern frame with more glass

Best suited for:

Locally made

Ontario manufacturing and showroom

TotalSeal UltraSlim windows are manufactured in Ontario by Total Home Windows & Doors. Visit our showroom and production facility to compare slimmer frame designs in person, explore different configurations, and see how your windows are built before installation begins.

TotalSeal UltraSlim Series

Revolutionary vinyl windows with sleek aluminum aesthetics. Ultra-slim 2 7/8″ profile, advanced multipoint security, and superior energy efficiency for Canadian homes.

Customer Reviews

See how homeowners rate their window and door installation experience across platforms like Google and HomeStars. These collected reviews highlight real results, service quality, and customer satisfaction.

HomeStars
VladimirHomeStars logo
★★★★★

Total Home installed 21 windows, a patio door, and a front door for us, and they did a great job. Vitaly offered a fair price and a high-quality product. The installation headed by Eugene and Said went smooth. Highly recommended.

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Christine HellstromGoogle logo
★★★★★

An easy 5 star review for the Total Home Team. The quote, the timing, the efficiency, the communication, the window installation itself all went as planned. Nazar and the other installer were professional and quick. We only had budgeted for 5 windows and a door cut out and will use them again for the front door and windows, when the pocketbook allows.<br>We are very happy with our investment and the TH team.

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Aly LivingstonGoogle logo
★★★★★

Im very happy with my purchase of 10 windows from this company. The office was helpful in talking me thru my options and troubleshooting some design limitations. While i initially was disappointed that the installer could not provide larger sills on the wooden trim, in the end i am very happy with the updated look these windows give my home - inside and out!<br>Installers - Valery and Andre- worked consistently and politely thru completion. - an 11 hr and gruellingly hot day. - they left my home spotless. I am very happy with my double hung windows - i hope they last me a lifetime.

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Eileen KellyGoogle logo
★★★★★

Nazar and his team exceeded my expectations. I fully recommend this team and company for ANY window or door renovation. They expanded my window and made a walk out for me that should have happened before I purchased this home. This is a dream come true.

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Tim O'BrienGoogle logo
★★★★★

We are completely happy with our new exterior door, windows and garage door, as supplied and installed by Total Home.<br>Our project manager Eugene was excellent from day 1 through completion, explaining everything clearly, always responding same day to questions. He provided us references of other projects in our community - these families were all very happy, years later, with their installations and each said the best part of their experience with Total Home was the top notch service they received. We feel exactly the same. Every aspect of the project (Eugene) and the installations (Nazar) were excellent. We would not hesitate to recommend Total Home, Eugene and Nazar, and in fact we hope to have them back for future work.

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Sophia KGoogle logo
★★★★★

Had a great experience with my new glass unit installation at Total Home and Windows and Doors! Ended up super happy with the results.<br><br>For better privacy at home I opted to change from my clear glass to frosted. The installation was a quick and simple process.

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Youssef OuazzaniGoogle logo
★★★★★

Sales man Daniel was professional, courteous and honest. He gave us a very good price for our front door replacement. Dimitry and his installation team did a neat job and respected our privacy.<br>Our new Front door looks very nice

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Aden J. ClarckGoogle logo
★★★★★

Total Home did a solid work, they replaced my windows and front Door, the quality and design are superb and The installers were quick, professional and cleaned up after themselves. Highly Recommended for general window replacement.

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JF HarveyGoogle logo
★★★★★

Eugene, Saïd, Bogdan, Andrew, and Dima did a great job. The crew was polite, on time, and the quality of their work is positively noticeable. Thumbs up Total Home.

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Anastasia ShvetsGoogle logo
★★★★★

What a beauty!! Thank you to Anatoliy Gadzevych and his team, Nazar & Maksym, at Total Home Windows and Doors for this beautiful fibreglass door! Installation was done well and so fast! I’m so happy! We were told the door will be done in the spring but it came so much faster! I’m one happy customer. Highly recommend this company! 😃

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Andrew ChangGoogle logo
★★★★☆

Bumped up from 2 stars to 4 stars because of our sales rep Alex who took care of the matter.<br>_______________________________________________________________<br>We replaced a total of 7 windows, with one positioned at a height of 16ft. Some windows had marks. The installer told me it wasn't scratches and could be cleaned with a paper towel. However, the mark on the 16ft-high window is too noticeable, and we can't reach it ourselves, requiring high altitude equipment. We don’t mind to clean the other 6 windows by ourselves, but just the one at 16ft high. The installer could clean it in 10 seconds, but now, the 10-second task needs to be done by a cleaning service, which starting at a minimum of $250 for just one 16 ft window!!!!!<br><br>Secondly, after all the windows were installed, the installer was doing the final cleaning, clearing the small wood chips and dust on the floor. It's the 21st century, and I don't understand why a professional window company didn't use an industrial vacuum cleaner instead of a broom. The wood debris and dust were only around the windows area, but the installer roughly and quickly swept with the broom, spreading dust throughout the entire house. A considerable amount of dust floated around, and we had to leave the house for several hours before returning to clean. If the installer had used a vacuum cleaner, it wouldn't have generated such a large amount of dust in the entire house.<br><br>Finally, we don't mind and already told the installer which washroom that they can use. However, the issue arose after the installer completed their installation and removed the dirty cloth from the floor, but then returned to use washroom with dirty shoes that they had walked into our backyard, carrying a lot of mud on their shoes. With the matter of the case, it should never happened as a professional company.

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Art PetrosianGoogle logo
★★★★★

5-star experience with Vitaly from first meeting to the end of the project. We had our home windows replaced. Every aspect of the job was professional, up-front, clear, and all promises delivered! Installer Vasgen was also top in every way. I highly recommend Total!

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Taha BelhajGoogle logo
★★★★★

I’ve decided to change some windows in my house, but also the glassing door of my balcony, as it got so squeaky.<br>So I searched on the internet to see different offers and compare them.<br>When I came across Total Home website, I found exactly what I am looking for. I contacted them, and they came just the day after. I explained to them what I wanted precisely, and they were paying attention to every detail, they suggested some interesting ideas, and gave me a detailed quote at the end.<br>The installation didn’t take that long, and the team was very professional and meticulous. I am very satisfied with the final result and would definitely recommend it.

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Aymane AmraniGoogle logo
★★★★★

Top notch Services with Total Home replacing 3 of my Windows in matter of hours and took care of cleaning the debris before living.<br>👏

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Janet McDonaladGoogle logo
★★★★★

Total home enhanced the energy and the look of my home, professional service and great quality and the prices are reasonable, i highly recommend them for windows replacement.

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Reem KhanGoogle logo
★★★★★

Thank you Eugene, Val & team for the new windows and front door. The windows were installed a few weeks ago and doors yesterday. The new front door looks incredible!

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Pat RivardGoogle logo
★★★★★

Had 2 doors replaced. Very professional, organized and efficient. Thrilled with the new doors and the install! Excellent price.

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Irina FedorinaGoogle logo
★★★★★

Total Home replaced my front door. Very happy with all the process. Amazing job!

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Jess ShapiroGoogle logo
★★★★★

Amazing customer service!! The company replaced my door, very happy with the results. Very efficient service.

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vlad navitskyGoogle logo
★★★★★

Great service affordable windows would recommend

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D chenGoogle logo
★★★★★

Perfect Job,great attitude!

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Pro-tech technicalGoogle logo
★★★★☆

Very nice service and staff

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Abid ChaudhryGoogle logo
★★★★★

The Installation was great! Friendly crew and installed the door with no issues. Lab and crew were amazing.

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Karen VerkerkGoogle logo
★★★★★

We did shop around and ended up with three estimates several months ago when contemplating the purchase of new windows. Eugene made the choice to go with Total Home Windows and Doors a very easy one. He guided me through the endless choices with knowledge and patience until we came up with a perfect solution that is not only energy efficient, esthetically very pleasing, but also fell within our budget. Yesterday, Valerii and his amazing crew replaced 5 standard windows, a huge picture window in the living room, the back patio door, as well as our front door and screen door. They were all very courteous and professional. They worked so efficiently and left the house clean and tidy both inside and out. Val took the time to show me how all the different windows mechanisms worked and how easily cleaning them would now be. They did a fantastic job. I couldn't be happier. The house looks amazing! Thanks, guys!!

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K GGoogle logo
★★★★★

F<br>ast service. Beautiful windows. Thank you Alex and Vlad you made the experience great.

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Mia TurnerGoogle logo
★★★★★

We had 9 windows and 2 entry doors done with Total Home. Alex gave us a great quote and helped guide us through the design choices. Nazar and his team were fast, polite, and did a very clean job.<br>Couldn't be more satisfied.

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Maria MooreGoogle logo
★★★★★

Total Home replaced 18 windows and a patio sliding door in our house. Vitaly was our rep, and he was knowledgeable, responsive, and helpful throughout. Eugene and Said did a fantastic job on installation- on time, clean, and very detail-oriented. We're so happy with the result!

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Tony JamesGoogle logo
★★★★★

We recently had 7 windows and 1 front door replaced by Total Home. From the first meeting with Alex, who explained every option clearly, to the final install by Vlad and Val, everything was handled with care and professionalism. The work was neat, and the quality is outstanding. Highly recommend!

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Lulu LeungGoogle logo
★★★★★

Vitaly and lad did our patio door they are very helpful and efficiently done!

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Roxanne AllenGoogle logo
★★★★★

A+ window installation service! The crew was knowledgeable and the results exceeded my expectations. Will recommend to everyone I know.

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Message from
Vitaly Shapiro

Vice President of Sales

Message from Vitaly Shapiro

Vice President of Sales

At Total Home Windows and Doors, we pride ourselves on offering products that not only enhance the beauty of homes but also provide lasting durability. Our windows and doors are designed to withstand the harshest Canadian climates, ensuring they remain functional and aesthetically pleasing for years to come.

Customer Stories

Trusted by Homeowners

A closer look at how projects are handled and what our clients say after everything is complete.

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