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Business Details
28 Years
experience
Trusted Windows & Doors Solutions in Toronto
Loyal Seal has been serving the Greater Toronto Area since 1998, establishing itself as a trusted provider of premium windows and doors. With over 20 years of industry experience, we prioritize quality, energy efficiency, and customer satisfaction. Our team of licensed, insured professionals delivers fast, clean installations backed by a commitment to reliability and expertise. We offer a wide range of customizable solutions, including vinyl windows, steel and fiberglass doors, and porch enclosures, all manufactured locally to meet Canadian standards.

Our dedication to transparency, competitive pricing, and post-installation support has earned us the trust of over 80,000 homeowners. We stand by our work with limited product warranties and a focus on reducing energy costs by up to 25% for our clients. Our reputation for professionalism, from initial consultation to final installation, reflects our deep understanding of local market needs and our commitment to exceeding client expectations.
Services
Windows Doors Porch Enclosures Installation Services Energy-Efficient Solutions
Details
  • Year established: 1998
Highlights and features
  • We offer over 20 years of experience in windows and doors supply and installation.
  • Our energy-efficient products reduce bills by up to 25% and soundproof homes.
  • Professional, licensed technicians ensure fast, clean installations with guaranteed results.
  • We provide limited product warranties for reliable, long-term performance.
  • Financing options available, including 2-year 0% interest plans.
What people say
Professional installation Timely service Excellent product quality Energy savings achieved Friendly and knowledgeable staff
Services
Windows
Loyal Seal offers a wide range of vinyl windows designed for durability and energy efficiency. Our products include awning, casement, double-hung, and custom options tailored to Canadian climates. Each window features advanced insulation, soundproofing, and low-maintenance materials to enhance home comfort and reduce energy costs by up to 25%.
Doors
We provide steel and fiberglass doors engineered for security, durability, and aesthetic appeal. Our entry and patio doors include energy-efficient cores, reinforced frames, and customizable finishes to match any home style. Installation is performed by licensed technicians to ensure seamless operation and weatherproofing.
Porch Enclosures
Our aluminum and glass porch enclosures protect against harsh weather while allowing natural light. Custom-designed to fit existing openings, these structures include insulated panels, durable hardware, and options for ventilation. They enhance home value and extend usable outdoor space year-round.
Installation Services
Loyal Seals licensed technicians deliver precise, clean installations for windows, doors, and enclosures. Services include on-site measurements, removal of old units, and post-job cleanup. Work is guaranteed, with a focus on minimizing disruption and ensuring long-term performance.
Energy-Efficient Solutions
Our products incorporate Low-E glass, argon/krypton gas fills, and Super Spacer technology to maximize insulation. These features reduce heat loss in winter, block UV rays in summer, and lower energy bills by up to 25%, meeting ENERGY STAR standards for Canadian climate zones.
Questions
What products does Loyal Seal offer?
We specialize in vinyl windows, steel/fiberglass doors, and aluminum-glass porch enclosures, all designed for energy efficiency and durability.
How long has Loyal Seal been in business?
We’ve served the Greater Toronto Area since 1998, with over 20 years of experience in windows and doors supply and installation.
Are your products energy-efficient?
Yes. Our windows and doors feature Low-E glass, argon gas fills, and Super Spacer technology to reduce energy costs by up to 25%.
Do you offer warranties?
All products come with limited warranties covering materials and workmanship. Contact our service department for details.
How long does installation take?
Most installations are completed in one day, with delivery within 3–6 weeks after measurement and contract signing.
Is financing available?
Yes. We offer 2-year 0% interest financing plans to qualified customers.