The Original Sunroom

Alpha Sunrooms Logo

Providing homeowners with the beautiful sunrooms they’ve always dreamed of is C-Thru’s number one goal. With our Alpha line of sunrooms, we do just that, providing an affordable option for seasonal sunroom enjoyment. As our original sunroom design, our Alpha sunrooms have been a top-seller since the beginning of our business over 70 years ago—and, thanks to this longevity, we’ve had decades of expertise to perfect the design.

Affordable Sunroom Products

For an affordable price that won’t break the bank, you can have a three season sunroom offering plenty of ventilation with minimal insulation. Our Alpha Sunroom installation includes a 3 1/2”-thick aluminum wall system, the perfect solution to adding space on a budget. Our Alpha line also features customizable top-quality sunroom products, including:

  • Double sliding operable windows with fully-removable screens
  • Screen rooms with fixed screens
  • Structural member framing in painted aluminum 6063-T6 hardened alloy
  • C-Thru exclusive Duralite Glass
  • Standard solid insulated panels
  • And much more!

Find out More About the Leading Sunroom Installation Across the Country

When you want an affordable sunroom that will add value and enjoyment to your home, choose an Alpha sunroom from C-Thru. Contact our team of representatives to find out more and learn why we have the leading sunroom installation across the country. Fill out our easy online form now to receive more information, or simply give us a call to speak with a friendly sunroom expert.

Finest Warranties
With us, it's simple: the best sunrooms are covered by the industry's best fully transferable lifetime warranty.
5.0
Made In The USA
Limited Lifetime Warranty

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