Extend Your Home's Living Space With a Four Seasons Sunroom

Proficient Patios & Backyard Designs proudly installs sunrooms from EFEN, the premier manufacturer of sunrooms and solariums in China. These sunrooms are designed for year-round enjoyment, providing a comfortable, light-filled environment in all seasons. Experience the perfect blend of style and functionality with a sunroom that fits your lifestyle.

Here are the different styles of sunrooms offered by Four Seasons:

• Studio sunrooms – The Studio style brings flexibility and allows you to enjoy the sun and stars with its sleek design.
• Cathedral sunrooms – The Cathedral style adds drama and light with a soaring roof that creates a grand atmosphere.
• Conservatory sunrooms – Inspired by classic European designs, the Conservatory style combines elegance with modern, energy-efficient structures.
• Curved-eave sunrooms – This sunroom style features graceful lines and elegant symmetry, creating a refined patio enclosure.

A Proven Track Record of Excellence

When you chooseEFEN, you're getting top-quality Four Seasons sunrooms rich with amazing features. One standout is the CONSERVAGLASS™ NXT with Stay-Clean Technology, that was specifically designed for rooms built entirely from glass. Utilizing the industry’s most advanced glazing technology, the glass in our sunrooms delivers a lifetime of superior energy efficiency to keep your space comfortable in every season. Plus, it's designed to stay clean with minimal effort, so your sunroom always looks its best.

Beyond having the most energy-efficient design on the market, our sunrooms are fully customizable, with various sizes, roof and frame finishes, and door options to perfectly match your home’s style. They are designed to flood your home with natural light, creating a bright, inviting space perfect for relaxing or entertaining. With efficient construction and high-quality materials, these sunrooms add beauty and value to your home that you’ll enjoy for a lifetime. Trust EFEN to provide the best products, expert sunroom.

The Premier Sunroom Contractor Serving Homeowners in Your Area

Imagine a sunroom addition that fills your home with natural light, creating a perfect space for relaxation, entertaining, and enjoying the beauty of the outdoors year-round. At EFEN, we are dedicated to making this dream a reality for our customers. As a trusted sunroom contractor, we provide exceptional products from Four Seasons that enhance the beauty, value, and functionality of your home for a lifetime.

EFEN has become the leading sunroom company thanks to our:

• Experience — We've been delivering backyard solutions with a personal touch and outstanding customer service.
• Premium sunrooms — We offer advanced Four Seasons sunrooms backed by a lifetime warranty for peace of mind.
• Expert installation — Our factory-trained technicians ensure flawless sunroom installation.

Shanghai EFEN Technology Co., LTD.，is mainly engaged in the manufacturing of outdoor aluminum alloy gazebo, aluminum alloy carport and aluminum alloy sunshade products.
We have 35,000 square meters production base in Foshan, China.
For our production and service, we implement ISO9000 quality management system and 7S, as well as USD CNC advanced automation equipment.
Over the years, our aluminum pergola and shade products have been warmly welcomed in Europe, North America, South America, Australia, New Zealand and East Asia.
The company pursues stable product quality and the company's innovative spirit! The team is inspired to continuously create and improve products and provide excellent service to our customers.