Business Details
50+ Years
experience
Trusted Window & Door Installation in Glastonbury, CT
Cusson Sash has been a trusted provider of high-quality windows, doors, and porch enclosures in Connecticut for over 75 years. As a family-owned and operated business, we specialize in energy-efficient, maintenance-free products with lifetime warranties, ensuring lasting value for residential and commercial properties. Our dedicated team of professionals brings decades of experience to every project, prioritizing personalized service and meticulous attention to detail.We are committed to using only premium materials that withstand New England's harsh weather conditions while enhancing the beauty and efficiency of your property. From initial consultation to final installation, our process is designed to be seamless and transparent, with no job considered complete until the customer is fully satisfied. This unwavering dedication to excellence has made us a preferred choice for generations of homeowners and businesses across the region.
Services
Windows
Doors
Porch Enclosures
Screen Repairs
Glass Replacement
Entry Doors
Storm Doors
Patio Doors
Basement Windows
Awning Windows
Details
- Year established: 1946
Highlights and features
- Family-owned and operated for over 75 years with deep local expertise.
- Energy-efficient products with lifetime, transferable warranties.
- Professional installation by skilled craftsmen with decades of experience.
- Unmatched customer service with guaranteed satisfaction on every project.
- Custom solutions for both residential and commercial properties.
What people say
Expert job
Very pleased
Friendly and courteous
Dependable and helpful
Excellent workmanship
Services
Windows
Cusson Sash offers energy-efficient replacement windows with lifetime warranties. Our custom-manufactured windows are designed to fit existing openings perfectly and are professionally installed to enhance home efficiency and comfort. These low-maintenance products provide long-term value while improving insulation and reducing energy costs for Connecticut homeowners.
Doors
We provide durable entry, storm, and patio doors that combine security with aesthetic appeal. Our ProVia doors feature energy-efficient designs and come with lifetime warranties. Custom options include steel, vinyl, and interchangeable glass panels, ensuring solutions for both residential and commercial properties seeking enhanced security and weather resistance in New England climates.
Porch Enclosures
Transform underutilized decks into functional living spaces with our custom porch enclosures. Constructed from maintenance-free aluminum, these structures feature interchangeable glass and screen panels to adapt to seasonal changes. Professional installation ensures weatherproofing while maintaining aesthetic appeal and adding usable square footage to Connecticut homes.
Screen Repairs
Our screen repair specialists handle all types of window and porch screen damage, including pet screen replacements. Using high-quality materials, we restore functionality while maintaining energy efficiency. This service extends product lifespan and preserves the integrity of window and enclosure systems against Connecticut's variable weather conditions.
Glass Replacement
Professional glass replacement services address damaged or inefficient window panes. We install energy-rated glass that improves thermal performance while maintaining structural integrity. This service enhances home comfort, reduces energy bills, and preserves the appearance of both modern and historic Connecticut properties.
People
Walter Cusson
Owner
Walter Cusson has over 50 years of window and door industry experience. Managing every job site personally, he ensures complete customer satisfaction while continuing the family tradition started in 1946 through his father's original vision for quality craftsmanship.
Howard Rath
Lead Installation & Repair Technician
With 42 years of expertise, Howard Rath specializes in complex installations and repairs. His meticulous attention to detail and extensive knowledge of window and door systems guarantee flawless execution of every project, from manufacturing to final installation for Connecticut properties.
Joshua Rodrigues
Installation & Repair Technician
Joshua Rodrigues brings comprehensive manufacturing and installation expertise to every project. Having mastered shop operations and on-site work, he ensures respectful treatment of customer properties while delivering precise, professional installations that meet Cusson Sash's exacting standards.
Shirley Miskunas
Office Manager
Shirley Miskunas coordinates all customer interactions and operational logistics. Her organizational expertise ensures smooth transactions, timely scheduling, and accurate record-keeping, providing clients with a seamless experience from initial contact through project completion.
Questions
What window types do you offer?
We offer double hung, casement, slider, basement, hopper, and awning windows with energy-efficient features and lifetime warranties.
Do you install porch enclosures?
Yes, we create custom aluminum porch enclosures with interchangeable glass and screen panels for year-round usability in Connecticut climates.
Are your products energy-efficient?
Most products are Energy Star rated with advanced insulation properties to reduce energy costs and improve home comfort.
How long does installation take?
Installation timelines vary by project scope but typically complete within scheduled appointments after product delivery to our Glastonbury warehouse.
Do you offer warranties?
All major products include lifetime, transferable warranties covering materials and workmanship for long-term peace of mind.
What areas do you serve?
We serve residential and commercial clients throughout Connecticut, including Glastonbury, Hartford, and surrounding communities.
