Replacement Sealed Units in Nanaimo
Get the most out of your windows with high-quality replacement sealed units from Van Isle Windows. Over time, window seals can wear down, leading to drafts, condensation, and reduced energy efficiency. Our replacement sealed units restore your windows to peak performance, improving insulation and enhancing your home’s overall comfort. Trust Van Isle Windows to bring you energy-efficient solutions that suit the unique demands of the Nanaimo climate.
Our Replacement Sealed Units Options
We offer a range of replacement sealed units to meet your specific needs in Nanaimo. With a warm edge spacer as standard, our sealed units deliver unmatched thermal performance over standard aluminum spacers. Whether you’re looking to upgrade your home’s insulation, reduce energy costs, or add a modern touch to your windows.

Double-Glazed Sealed Units
Our double-glazed sealed units provide excellent insulation, trapping air between two glass panes to help maintain consistent indoor temperatures. They’re an ideal solution for homeowners looking to improve energy efficiency without a complete window replacement.

Triple-Glazed Sealed Units
For added performance, triple-glazed units offer a superior layer of insulation by including an extra pane of glass. These units help reduce noise and provide excellent protection against extreme temperatures, making them ideal for homes facing high exposure to the elements.

Low-E Glass Sealed Units
Our Low-E (low-emissivity) glass options are designed to block out UV rays while still allowing natural light into your home. This advanced glass coating minimizes heat transfer, keeping your space cooler in the summer and warmer in the winter, all while helping to reduce your energy costs.
Why Choose Van Isle Windows?
With decades of experience, Van Isle Windows is committed to delivering the highest quality replacement sealed units in Nanaimo. Here’s why homeowners continue to choose us:
Get Your Free Replacement Sealed Units Quote
Ready to enhance your windows’ performance? Contact Van Isle Windows for a free consultation. Our professionals will visit your home, assess your current windows, and recommend the best replacement sealed units to meet your needs. We’ll provide a detailed, no-obligation quote to get you started on your journey to a more comfortable and energy-efficient home.
FAQs
If you notice condensation or fogging between the panes, your sealed units may be compromised. This typically indicates that the seal has broken and air has entered the gap, reducing insulation and causing moisture buildup.
Yes, if your window frames are in good condition, we can replace just the sealed units, allowing you to keep your existing frames while improving performance.
Replacement sealed units can last anywhere from 10 – 20 years, depending on proper maintenance.
Yes, Van Isle Windows offers custom sizing for replacement sealed units. We manufacture each sealed unit to perfectly fit your existing frames, ensuring both the appearance and functionality of your windows are enhanced