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Seaway Sun Rooms



All Seaway products are manufactured in Erie Pennsylvania.













SeaWay Sun Rooms

Which sunroom benefits are most valuable to you?

  • Gain living space

  • Year-round functionality

  • Excellent investment

  • More affordable than conventional room addition

  • Enjoy outdoors

  • No weather worries

  • Maintenance-free

  • Quick construction process

  • No bugs

  • Custom designed and built

  • Safe play space for children and pets

  • Increase your home's value

  • Vacation retreat in your own home

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Seaway Better View 3-Season Sunroom

Bring the Outdoors Indoors With Your Three-Season Sunroom

Every Seaway sunroom is custom designed, custom engineered and custom built- from top to bottom.

You will be at ease in a gracious addition to your home... living your dreams... comfortable in your extra living space, at a surprisingly reasonable cost. A small investment adds significant appreciation to the value of your home.

Why BetterView?

  • The only sunroom that gives you a limitless choice of custom colors to match siding, trim or any other areas of your home's decor
  • Full Interlocks- located on windows and doors to maximize security and ensure a strong, tight seal
  • Strength of Aluminum- allows for structural integrity
  • Standard windows with 1/8" Tempered Glass- protects your family and adds security to the room
  • Glass Transoms- allow natural sunlight to flow into your room and add warmth to your home, while creating a unique and appealing style
  • Insulating Composite Panel Roof- provides insulation and superior strength
  • Easy Glide Rollers- on all windows, doors and screens for durability and ease of operation
  • Standard Dent Resistant Wall Panels- reduce the chance of denting
Optional Features
  • Integral gutter or field-applied gutter
  • Fixed or operating skylights
  • Glass knee walls



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GrandView Year-Round Sunroom

Create Your Own Personal Paradise

Envision the tranquility of enjoying nature year-round, from the comfort of your own, GrandView sunroom. It is perfect for entertaining family and friends or escaping the hectic pace of everyday life.

A GrandView Sunroom is more affordable than you think- adding beauty, value, comfortable living space, and greater resale value to your home.


Why GrandView?

  • Fully wired for electric for year-round functionality


  • Seaway’s exclusive thermally improved extrusions with an external element barrier and foam filled insulation for maximized energy efficiency


  • Insulated composite roof system to increase the energy efficiency and strength of your sunroom


  • GrandView sunrooms utilize Seaway’s InsulGlaze 400 high performance glass package for superior energy efficiency


  • Unique contoured exterior design to add traditional styling to your sunroom


  • GrandView sunrooms offer a maximized glass viewing area
  • Rest assured that you will have a safe, sound structure for years to come

  • Guaranteed for life

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Guaranteed Satisfaction Warranty

Our transferable, lifetime limited warranty is our added seal of quality. It's complete coverage backed by years of experience and a customer service staff that supports you from our office, in the showroom, and in your home.

  • Grandview Year Round Sunroom
  • Betterview 3-Season Sunroom



  Weather Sealco ( WSA INC.)

  4707 State Road Ashtabula, Ohio 44004

  8:00-4:30 Mon thru Fri. and 8:00-12:00 Sat