Professional Window Installation in St. Catharines
Custom Seamless Eavestrough helps you improve your home’s comfort, energy efficiency, and curb appeal with expert window installation services in St. Catharines and the Niagara Region. Whether you're replacing outdated windows or planning a full renovation, our team delivers reliable, high-quality solutions tailored to your home’s style, budget, and performance needs.
With over 35 years of experience in exterior home improvements, we understand the demands of Niagara’s climate and the importance of precision installation. Our windows are built to last, helping you reduce energy costs, eliminate drafts, and enjoy a quieter, more comfortable home.
What We Offer
We provide a full range of window installation services designed to meet the needs of homeowners, contractors, and property managers alike:
Energy-efficient Window Replacements
Modern windows that improve insulation, reduce heating and cooling costs, and enhance indoor comfort.
Vinyl & Aluminum Window Options
Durable, low-maintenance materials available in a variety of styles and finishes to match your home’s exterior.
Installation for All Property Types
From single-family homes to townhouses and multi-unit buildings, we handle projects of all sizes with care and precision.
Professional Removal & Disposal
We safely remove and dispose of old windows, keeping your property clean and disruption to a minimum.
Clean, Efficient Installation
Our experienced crews work quickly and respectfully, ensuring a smooth process and a flawless finish.
Why Choose Custom Seamless Eavestrough?
35+ Years of Experience
Trusted expertise in exterior upgrades across Niagara, with a reputation for quality and reliability.
Local Knowledge
We understand Niagara’s weather, building codes, and architectural styles—ensuring every installation is built to last.
Flexible Financing Options
Upgrade now and pay later with 0% interest plans available for qualifying projects.
No Subcontractors
Our in-house team handles every job from start to finish, so you know exactly who’s working on your home.
Trusted Canadian Brands
Custom Seamless Eavestrough is committed to providing you with products that are known for their durability, energy efficiency, and long-term performance. For this, we work only with leading Canadian manufacturers, including Del, Northstar, and Kaycan, selected based on your project’s needs, style preferences, and budget.
