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Your Trusted Partner for Premium Windows & Doors in Peterborough
Fersina Windows has been dedicated to crafting high-quality windows and doors for over 35 years, combining timeless craftsmanship with modern innovation. Our team prioritizes energy efficiency, security, and aesthetic appeal, offering customized solutions tailored to each homeowner's needs. By collaborating directly with manufacturers, we ensure precision in every product while maintaining cost-effectiveness and timely delivery. Our professional installation services maximize product performance and longevity, backed by comprehensive warranties. With a showroom in Peterborough, we serve homeowners across Ontario, addressing common issues like energy loss, drafts, and outdated designs.

Customer satisfaction remains our cornerstone, reflected in decades of repeat business and referrals. Our experienced team provides expert guidance from selection to installation, ensuring seamless project execution. We pride ourselves on using durable materials like vinyl and uPVC, which require minimal maintenance while delivering lasting comfort. Sustainability is integral to our operations, with Energy Star-certified products reducing environmental impact. Our commitment to excellence has made us a trusted name in residential window and door solutions.
Services
Windows Doors Phantom Screens Energy-Efficient Glass Custom Installations
Highlights and features
  • We offer 35+ years of expertise in custom window and door solutions.
  • Our Energy Star-certified products reduce energy costs by up to 13% annually.
  • Direct manufacturer collaboration ensures precise customization and quality control.
  • Professional installation maximizes product efficiency and warranty coverage.
  • Comprehensive warranties include industry-leading terms for peace of mind.
Associations and certifications
  • Energy Star
What people say
Professional installation Energy costs reduced Excellent customer service Durable products Enhanced home appearance
Services
Energy-Efficient Windows
Our energy-efficient windows feature double/triple glazing and Low-E coatings to minimize heat transfer. These vinyl-framed units reduce energy bills by up to 13% annually while maintaining indoor comfort. Professional installation ensures optimal insulation and compliance with Energy Star standards.
Custom Doors
We offer bespoke doors from brands like ODL and Trimlite, combining security with aesthetic appeal. Options include decorative glass, wrought iron, and weatherproof designs. Each door is tailored to match architectural styles, enhancing curb appeal and home value.
Phantom Screens
Phantom retractable screens provide insect protection while preserving views. Available for windows, doors, and outdoor spaces, these screens feature durable mesh and motorized operation. Custom sizes fit openings up to 15ft wide with seamless integration into existing structures.
Window Replacement
We replace outdated windows with modern, low-maintenance vinyl units. Services address issues like drafts, condensation, and noise pollution. Upgrades include casement, awning, and sliding styles, all improving energy efficiency and home comfort.
Professional Installation
Our certified installers ensure precise fitting of windows and doors, maximizing performance and warranty validity. The process includes old unit removal, proper sealing, and cleanup. Over 35 years of experience guarantees flawless execution for residential and commercial properties.
People
Greg Moore
Sales Representative
Greg assists homeowners in selecting ideal window and door solutions, leveraging his extensive product knowledge to meet individual needs.
Sylvain
Installer
Sylvain specializes in precise window and door installations, ensuring optimal functionality and energy efficiency for every project.
Marvin
Lead Installer
Marvin oversees installation teams, combining technical expertise with attention to detail for seamless customer experiences.
Hal
Installation Specialist
Hal delivers professional installation services, focusing on durability and adherence to Fersina's quality standards.
Wade
Project Coordinator
Wade manages project timelines and client communications, ensuring efficient delivery of window and door solutions.
Questions
What window types do you offer?
We provide casement, awning, double hung, sliding, bay, bow, and tilt-and-turn windows in customizable vinyl frames.
Do you install energy-efficient options?
Yes, our Energy Star-certified windows reduce energy bills by up to 13% through advanced glazing and insulation technologies.
Can I customize door designs?
We offer bespoke doors from ODL, Trimlite, and Fusion with decorative glass, wrought iron, and weatherproof finishes.
Is professional installation included?
Yes, our certified team handles installations, ensuring proper sealing, warranty validity, and cleanup for all projects.
What areas do you serve?
We operate throughout Ontario, with a showroom in Peterborough and service teams covering residential and commercial clients.
Do you offer warranties?
All installations include comprehensive warranties covering materials, workmanship, and long-term performance guarantees.