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Welcome to SunSar Sunrooms

For over 30 years, SunSar Sunrooms has proudly served Sarnia and Lambton County with custom-built 3 & 4 season sunrooms that bring the outdoors in.

We specialize in three and four season sunrooms, screen rooms, and energy-efficient window & door replacements — all crafted with Canadian manufactured materials and attention to detail.

Sunroom Enclosures

Transform your ordinary patio or covered porch into a stunning, year-round sunroom enclosure with SunSar Sunrooms.

Our custom sunroom enclosures create beautiful outdoor living spaces that help protect you from wind, rain, insects, and seasonal changes while still maintaining your home with natural light!

Our enclosures are perfect for front porches, grade entrances, existing patios, or covered roofs.

At SunSar Sunrooms we strive to make our enclosures blend seamlessly with your home's architecture.

Custom sunroom enclosure transforming a patio – view 1
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Custom sunroom enclosure transforming a patio – view 2
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Bright 3 season sunroom extension – view 1
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Bright 3 season sunroom extension – view 2
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3 Season Sunrooms

Enjoy three seasons of beautiful outdoor living with our popular 3 season sunrooms. Perfect for spring through fall, these bright, airy spaces extend your patio or covered porch into a bug-free, weather-protected room. Ideal for entertaining, relaxing, or creating a seamless grade entrance transition, our 3 season sunrooms use high-quality materials that let you embrace the outdoors without the discomfort of rain, wind, or insects.

  • • Perfect for spring, summer & fall enjoyment
  • • Bug-free & weather-protected patio space
  • • Seamless grade entrance & covered porch integration
  • • Bright, open designs with natural light
  • • Affordable way to expand your living area

Sunroom Additions

Looking to expand your living space with a stunning home addition? Our custom sunroom additions create beautiful, functional rooms that blend seamlessly with your existing home. Whether you want a 3-season sunroom, 4-season retreat, or a fully enclosed patio conversion, we build sunroom additions that add value, comfort, and natural light to your property.

  • • Custom home additions for any style
  • • 3 & 4 season options for year-round use
  • • Seamless integration with grade entrances
  • • Increase home value & living space
  • • Expert design & professional installation
Custom sunroom addition – view 1
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Custom sunroom addition – view 2
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Ready to Start Your Sunroom?

Get in touch for a free consultation and no-obligation quote. We're here to help bring the outdoors, inside!