Cathedral Sunrooms

Adding a Four Seasons Cathedral Sunroom to your home will not only give you a spectacular new space with impressive lighting, it will also bring a new quality to your lifestyle.

You'll enjoy year-round comfort and superior energy efficiency in a sunroom that's built to last — while adding significant investment value to your Ontario home.

Four Seasons Sunrooms & Windows Toronto is an additions contractor that will not only build you the sunroom of your dreams, they will work with you to design it.

Choose from a solid, insulated roof or a CONSERVAGLASS SELECT™ roof. Both have soaring ceilings that convey an open, airy space.

The stately roof-line adds an elegant style to the exterior of your home, giving it a distinct character like no other.

Glass Roof Sunroom or Patio Room
with Aluminum Frame

Solid Roof Sunroom or Patio Room
with Aluminum Frame